// source such as opening and closing the data source.
// Author: Doug Card
// Modified by: George Tasker
+// Bart Jourquin
+// Mark Johnson, wxWindows@mj10777.de
// Mods: Dec, 1998:
// -Added support for SQL statement logging and database cataloging
// Mods: April, 1999
// SYNOPSIS START
// SYNOPSIS STOP
*/
+#ifdef __GNUG__
+ #pragma implementation "db.h"
+#endif
#include "wx/wxprec.h"
-
-// Use this line for wxWindows v1.x
-//#include "wx_ver.h"
-// Use this line for wxWindows v2.x
-#include "wx/version.h"
-
-#if wxMAJOR_VERSION == 2
- #ifdef __GNUG__
- #pragma implementation "db.h"
- #endif
+#ifdef __BORLANDC__
+ #pragma hdrstop
#endif
#ifdef DBDEBUG_CONSOLE
#include "wx/ioswrap.h"
#endif
-#ifdef __BORLANDC__
- #pragma hdrstop
-#endif //__BORLANDC__
-
-#if wxMAJOR_VERSION == 2
- #ifndef WX_PRECOMP
- #include "wx/string.h"
- #include "wx/object.h"
- #include "wx/list.h"
- #include "wx/utils.h"
+#ifndef WX_PRECOMP
+ #include "wx/string.h"
+ #include "wx/object.h"
+ #include "wx/list.h"
+ #include "wx/utils.h"
+ #if wxUSE_GUI
#include "wx/msgdlg.h"
- #include "wx/log.h"
#endif
- #include "wx/filefn.h"
- #include "wx/wxchar.h"
-#endif
-
-
-#if wxMAJOR_VERSION == 1
-# if defined(wx_msw) || defined(wx_x)
-# ifdef WX_PRECOMP
-# include "wx_prec.h"
-# else
-# include "wx.h"
-# endif
-# endif
-# define wxUSE_ODBC 1
+ #include "wx/log.h"
#endif
+#include "wx/filefn.h"
+#include "wx/wxchar.h"
#if wxUSE_ODBC
#include <stdlib.h>
#include <ctype.h>
-#if wxMAJOR_VERSION == 1
- #include "db.h"
-#elif wxMAJOR_VERSION == 2
- #include "wx/db.h"
-#endif
+#include "wx/db.h"
WXDLLEXPORT_DATA(wxDbList*) PtrBegDbList = 0;
-char const *SQL_LOG_FILENAME = "sqllog.txt";
-char const *SQL_CATALOG_FILENAME = "catalog.txt";
+wxChar const *SQL_LOG_FILENAME = wxT("sqllog.txt");
+wxChar const *SQL_CATALOG_FILENAME = wxT("catalog.txt");
#ifdef __WXDEBUG__
extern wxList TablesInUse;
// SQL Log defaults to be used by GetDbConnection
wxDbSqlLogState SQLLOGstate = sqlLogOFF;
-//char SQLLOGfn[wxDB_PATH_MAX+1] = SQL_LOG_FILENAME;
-wxChar *SQLLOGfn = (wxChar*) SQL_LOG_FILENAME;
+static wxString SQLLOGfn = SQL_LOG_FILENAME;
// The wxDb::errorList is copied to this variable when the wxDb object
// is closed. This way, the error list is still available after the
// connection fails so the calling application can show the operator
// why the connection failed. Note: as each wxDb object is closed, it
// will overwrite the errors of the previously destroyed wxDb object in
-// this variable.
-char DBerrorList[DB_MAX_ERROR_HISTORY][DB_MAX_ERROR_MSG_LEN];
+// this variable. NOTE: This occurs during a CLOSE, not a FREEing of the
+// connection
+wxChar DBerrorList[DB_MAX_ERROR_HISTORY][DB_MAX_ERROR_MSG_LEN];
-/********** wxDbColFor Constructor **********/
-wxDbColFor::wxDbColFor()
+// This type defines the return row-struct form
+// SQLTablePrivileges, and is used by wxDB::TablePrivileges.
+typedef struct
{
- i_Nation = 0; // 0=EU, 1=UK, 2=International, 3=US
- s_Field = "";
- int i;
- for (i=0;i<7;i++)
+ wxChar tableQual[128+1];
+ wxChar tableOwner[128+1];
+ wxChar tableName[128+1];
+ wxChar grantor[128+1];
+ wxChar grantee[128+1];
+ wxChar privilege[128+1];
+ wxChar grantable[3+1];
+} wxDbTablePrivilegeInfo;
+
+
+/********** wxDbConnectInf Constructor - form 1 **********/
+wxDbConnectInf::wxDbConnectInf()
+{
+ Henv = 0;
+ freeHenvOnDestroy = FALSE;
+
+ Initialize();
+} // Constructor
+
+
+/********** wxDbConnectInf Constructor - form 2 **********/
+wxDbConnectInf::wxDbConnectInf(HENV henv, const wxString &dsn, const wxString &userID,
+ const wxString &password, const wxString &defaultDir,
+ const wxString &fileType, const wxString &description)
+{
+ Henv = 0;
+ freeHenvOnDestroy = FALSE;
+
+ Initialize();
+
+ if (henv)
+ SetHenv(henv);
+ else
+ AllocHenv();
+
+ SetDsn(dsn);
+ SetUserID(userID);
+ SetPassword(password);
+ SetDescription(description);
+ SetFileType(fileType);
+ SetDefaultDir(defaultDir);
+} // wxDbConnectInf Constructor
+
+
+wxDbConnectInf::~wxDbConnectInf()
+{
+ if (freeHenvOnDestroy)
+ {
+ FreeHenv();
+ }
+} // wxDbConnectInf Destructor
+
+
+
+/********** wxDbConnectInf::Initialize() **********/
+bool wxDbConnectInf::Initialize()
+{
+ freeHenvOnDestroy = FALSE;
+
+ if (freeHenvOnDestroy && Henv)
+ FreeHenv();
+
+ Henv = 0;
+ Dsn[0] = 0;
+ Uid[0] = 0;
+ AuthStr[0] = 0;
+ Description.Empty();
+ FileType.Empty();
+ DefaultDir.Empty();
+
+ return TRUE;
+} // wxDbConnectInf::Initialize()
+
+
+/********** wxDbConnectInf::AllocHenv() **********/
+bool wxDbConnectInf::AllocHenv()
+{
+ // This is here to help trap if you are getting a new henv
+ // without releasing an existing henv
+ wxASSERT(!Henv);
+
+ // Initialize the ODBC Environment for Database Operations
+ if (SQLAllocEnv(&Henv) != SQL_SUCCESS)
{
- s_Format[i] = "";
- s_Menge[i] = "";
- i_Menge[i] = 0;
+ wxLogDebug(wxT("A problem occured while trying to get a connection to the data source"));
+ return FALSE;
}
- Format(1,DB_DATA_TYPE_VARCHAR,0,0,0); // the Function that does the work
+
+ freeHenvOnDestroy = TRUE;
+
+ return TRUE;
+} // wxDbConnectInf::AllocHenv()
+
+
+void wxDbConnectInf::FreeHenv()
+{
+ wxASSERT(Henv);
+
+ if (Henv)
+ SQLFreeEnv(Henv);
+
+ Henv = 0;
+ freeHenvOnDestroy = FALSE;
+
+} // wxDbConnectInf::FreeHenv()
+
+
+void wxDbConnectInf::SetDsn(const wxString &dsn)
+{
+ wxASSERT(dsn.Length() < sizeof(Dsn));
+
+ wxStrcpy(Dsn,dsn);
+} // wxDbConnectInf::SetDsn()
+
+
+void wxDbConnectInf::SetUserID(const wxString &uid)
+{
+ wxASSERT(uid.Length() < sizeof(Uid));
+ wxStrcpy(Uid,uid);
+} // wxDbConnectInf::SetUserID()
+
+
+void wxDbConnectInf::SetPassword(const wxString &password)
+{
+ wxASSERT(password.Length() < sizeof(AuthStr));
+
+ wxStrcpy(AuthStr,password);
+} // wxDbConnectInf::SetPassword()
+
+
+
+/********** wxDbColFor Constructor **********/
+wxDbColFor::wxDbColFor()
+{
+ Initialize();
} // wxDbColFor::wxDbColFor()
} // wxDbColFor::~wxDbColFor()
-int wxDbColFor::Format(int Nation,int dbDataType,SWORD sqlDataType,short columnSize,short decimalDigits)
+/********** wxDbColFor::Initialize() **********/
+void wxDbColFor::Initialize()
+{
+ s_Field.Empty();
+ int i;
+ for (i=0; i<7; i++)
+ {
+ s_Format[i].Empty();
+ s_Amount[i].Empty();
+ i_Amount[i] = 0;
+ }
+ i_Nation = 0; // 0=EU, 1=UK, 2=International, 3=US
+ i_dbDataType = 0;
+ i_sqlDataType = 0;
+ Format(1,DB_DATA_TYPE_VARCHAR,0,0,0); // the Function that does the work
+} // wxDbColFor::Initialize()
+
+
+/********** wxDbColFor::Format() **********/
+int wxDbColFor::Format(int Nation, int dbDataType, SWORD sqlDataType,
+ short columnSize, short decimalDigits)
{
// ----------------------------------------------------------------------------------------
- // -- 19991224 : mj10777@gmx.net : Create
+ // -- 19991224 : mj10777 : Create
// There is still a lot of work to do here, but it is a start
// It handles all the basic data-types that I have run into up to now
- // The main work will have be with Dates and float Formatting (US 1,000.00 ; EU 1.000,00)
- // There are wxWindow plans for locale support and the new wxDateTime.
- // - if they define some constants (wxEUROPEAN) that can be gloably used,
+ // The main work will have be with Dates and float Formatting
+ // (US 1,000.00 ; EU 1.000,00)
+ // There are wxWindow plans for locale support and the new wxDateTime. If
+ // they define some constants (wxEUROPEAN) that can be gloably used,
// they should be used here.
// ----------------------------------------------------------------------------------------
- // There should also be a Function to scan in a string to fill the variable
+ // There should also be a function to scan in a string to fill the variable
// ----------------------------------------------------------------------------------------
- wxString Temp0;
- i_Nation = Nation; // 0 = timestamp , 1=EU, 2=UK, 3=International, 4=US
+ wxString tempStr;
+ i_Nation = Nation; // 0 = timestamp , 1=EU, 2=UK, 3=International, 4=US
i_dbDataType = dbDataType;
i_sqlDataType = sqlDataType;
- s_Field.Printf(wxT("%s%d"),s_Menge[1].c_str(),i_Menge[1]); // OK for VARCHAR, INTEGER and FLOAT
- if (i_dbDataType == 0) // Filter unsupported dbDataTypes
+ s_Field.Printf(wxT("%s%d"),s_Amount[1].c_str(),i_Amount[1]); // OK for VARCHAR, INTEGER and FLOAT
+
+ if (i_dbDataType == 0) // Filter unsupported dbDataTypes
{
if ((i_sqlDataType == SQL_VARCHAR) || (i_sqlDataType == SQL_LONGVARCHAR))
i_dbDataType = DB_DATA_TYPE_VARCHAR;
- if (i_sqlDataType == SQL_C_DATE)
+ if ((i_sqlDataType == SQL_C_DATE) || (i_sqlDataType == SQL_C_TIMESTAMP))
i_dbDataType = DB_DATA_TYPE_DATE;
if (i_sqlDataType == SQL_C_BIT)
i_dbDataType = DB_DATA_TYPE_INTEGER;
i_dbDataType = DB_DATA_TYPE_VARCHAR;
if (i_sqlDataType == SQL_REAL)
i_dbDataType = DB_DATA_TYPE_FLOAT;
+ if (i_sqlDataType == SQL_C_BINARY)
+ i_dbDataType = DB_DATA_TYPE_BLOB;
}
+
if ((i_dbDataType == DB_DATA_TYPE_INTEGER) && (i_sqlDataType == SQL_C_DOUBLE))
{ // DBASE Numeric
i_dbDataType = DB_DATA_TYPE_FLOAT;
}
- switch(i_dbDataType) // -A-> Still a lot of proper formatting to do
+
+ switch(i_dbDataType) // TBD: Still a lot of proper formatting to do
{
case DB_DATA_TYPE_VARCHAR:
- s_Field = "%s"; //
+ s_Field = wxT("%s");
break;
case DB_DATA_TYPE_INTEGER:
- s_Field = "%d"; //
+ s_Field = wxT("%d");
break;
case DB_DATA_TYPE_FLOAT:
if (decimalDigits == 0)
decimalDigits = 2;
- Temp0 = "%";
- Temp0.Printf(wxT("%s%d.%d"),Temp0.c_str(),columnSize,decimalDigits);
- s_Field.Printf(wxT("%sf"),Temp0.c_str()); //
+ tempStr = wxT("%");
+ tempStr.Printf(wxT("%s%d.%d"),tempStr.c_str(),columnSize,decimalDigits);
+ s_Field.Printf(wxT("%sf"),tempStr.c_str());
break;
case DB_DATA_TYPE_DATE:
if (i_Nation == 0) // timestamp YYYY-MM-DD HH:MM:SS.SSS (tested for SYBASE)
{
- s_Field = "%04d-%02d-%02d %02d:%02d:%02d.%03d";
+ s_Field = wxT("%04d-%02d-%02d %02d:%02d:%02d.%03d");
}
if (i_Nation == 1) // European DD.MM.YYYY HH:MM:SS.SSS
{
- s_Field = "%02d.%02d.%04d %02d:%02d:%02d.%03d";
+ s_Field = wxT("%02d.%02d.%04d %02d:%02d:%02d.%03d");
}
if (i_Nation == 2) // UK DD/MM/YYYY HH:MM:SS.SSS
{
- s_Field = "%02d/%02d/%04d %02d:%02d:%02d.%03d";
+ s_Field = wxT("%02d/%02d/%04d %02d:%02d:%02d.%03d");
}
if (i_Nation == 3) // International YYYY-MM-DD HH:MM:SS.SSS
{
- s_Field = "%04d-%02d-%02d %02d:%02d:%02d.%03d";
+ s_Field = wxT("%04d-%02d-%02d %02d:%02d:%02d.%03d");
}
if (i_Nation == 4) // US MM/DD/YYYY HH:MM:SS.SSS
{
- s_Field = "%02d/%02d/%04d %02d:%02d:%02d.%03d";
+ s_Field = wxT("%02d/%02d/%04d %02d:%02d:%02d.%03d");
}
break;
+ case DB_DATA_TYPE_BLOB:
+ s_Field.Printf(wxT("Unable to format(%d)-SQL(%d)"),dbDataType,sqlDataType); //
+ break;
default:
- s_Field.Printf(wxT("-E-> unknown Format(%d)-sql(%d)"),dbDataType,sqlDataType); //
+ s_Field.Printf(wxT("Unknown Format(%d)-SQL(%d)"),dbDataType,sqlDataType); //
break;
};
return TRUE;
} // wxDbColFor::Format()
+
+/********** wxDbColInf Constructor **********/
+wxDbColInf::wxDbColInf()
+{
+ Initialize();
+} // wxDbColInf::wxDbColInf()
+
+
+/********** wxDbColInf Destructor ********/
+wxDbColInf::~wxDbColInf()
+{
+ if (pColFor)
+ delete pColFor;
+ pColFor = NULL;
+} // wxDbColInf::~wxDbColInf()
+
+
+bool wxDbColInf::Initialize()
+{
+ catalog[0] = 0;
+ schema[0] = 0;
+ tableName[0] = 0;
+ colName[0] = 0;
+ sqlDataType = 0;
+ typeName[0] = 0;
+ columnSize = 0;
+ bufferLength = 0;
+ decimalDigits = 0;
+ numPrecRadix = 0;
+ nullable = 0;
+ remarks[0] = 0;
+ dbDataType = 0;
+ PkCol = 0;
+ PkTableName[0] = 0;
+ FkCol = 0;
+ FkTableName[0] = 0;
+ pColFor = NULL;
+
+ return TRUE;
+} // wxDbColInf::Initialize()
+
+
+/********** wxDbTableInf Constructor ********/
+wxDbTableInf::wxDbTableInf()
+{
+ Initialize();
+} // wxDbTableInf::wxDbTableInf()
+
+
+/********** wxDbTableInf Constructor ********/
+wxDbTableInf::~wxDbTableInf()
+{
+ if (pColInf)
+ delete [] pColInf;
+ pColInf = NULL;
+} // wxDbTableInf::~wxDbTableInf()
+
+
+bool wxDbTableInf::Initialize()
+{
+ tableName[0] = 0;
+ tableType[0] = 0;
+ tableRemarks[0] = 0;
+ numCols = 0;
+ pColInf = NULL;
+
+ return TRUE;
+} // wxDbTableInf::Initialize()
+
+
+/********** wxDbInf Constructor *************/
+wxDbInf::wxDbInf()
+{
+ Initialize();
+} // wxDbInf::wxDbInf()
+
+
+/********** wxDbInf Destructor *************/
+wxDbInf::~wxDbInf()
+{
+ if (pTableInf)
+ delete [] pTableInf;
+ pTableInf = NULL;
+} // wxDbInf::~wxDbInf()
+
+
+/********** wxDbInf::Initialize() *************/
+bool wxDbInf::Initialize()
+{
+ catalog[0] = 0;
+ schema[0] = 0;
+ numTables = 0;
+ pTableInf = NULL;
+
+ return TRUE;
+} // wxDbInf::Initialize()
+
+
/********** wxDb Constructor **********/
-wxDb::wxDb(HENV &aHenv, bool FwdOnlyCursors)
+wxDb::wxDb(const HENV &aHenv, bool FwdOnlyCursors)
+{
+ // Copy the HENV into the db class
+ henv = aHenv;
+ fwdOnlyCursors = FwdOnlyCursors;
+
+ initialize();
+} // wxDb::wxDb()
+
+
+/********** wxDb Destructor **********/
+wxDb::~wxDb()
+{
+ wxASSERT_MSG(!IsCached(),wxT("Cached connections must not be manually deleted, use\nwxDbFreeConnection() or wxDbCloseConnections()."));
+
+ if (IsOpen())
+ {
+ Close();
+ }
+} // wxDb destructor
+
+
+
+/********** PRIVATE! wxDb::initialize PRIVATE! **********/
+/********** wxDb::initialize() **********/
+void wxDb::initialize()
+/*
+ * Private member function that sets all wxDb member variables to
+ * known values at creation of the wxDb
+ */
{
int i;
fpSqlLog = 0; // Sql Log file pointer
sqlLogState = sqlLogOFF; // By default, logging is turned off
nTables = 0;
+ dbmsType = dbmsUNIDENTIFIED;
- wxStrcpy(sqlState,wxT(""));
- wxStrcpy(errorMsg,wxT(""));
+ wxStrcpy(sqlState,wxEmptyString);
+ wxStrcpy(errorMsg,wxEmptyString);
nativeError = cbErrorMsg = 0;
for (i = 0; i < DB_MAX_ERROR_HISTORY; i++)
- wxStrcpy(errorList[i], wxT(""));
+ wxStrcpy(errorList[i], wxEmptyString);
// Init typeInf structures
- wxStrcpy(typeInfVarchar.TypeName,wxT(""));
+ typeInfVarchar.TypeName.Empty();
typeInfVarchar.FsqlType = 0;
typeInfVarchar.Precision = 0;
typeInfVarchar.CaseSensitive = 0;
typeInfVarchar.MaximumScale = 0;
- wxStrcpy(typeInfInteger.TypeName,wxT(""));
+ typeInfInteger.TypeName.Empty();
typeInfInteger.FsqlType = 0;
typeInfInteger.Precision = 0;
typeInfInteger.CaseSensitive = 0;
typeInfInteger.MaximumScale = 0;
- wxStrcpy(typeInfFloat.TypeName,wxT(""));
+ typeInfFloat.TypeName.Empty();
typeInfFloat.FsqlType = 0;
typeInfFloat.Precision = 0;
typeInfFloat.CaseSensitive = 0;
typeInfFloat.MaximumScale = 0;
- wxStrcpy(typeInfDate.TypeName,wxT(""));
+ typeInfDate.TypeName.Empty();
typeInfDate.FsqlType = 0;
typeInfDate.Precision = 0;
typeInfDate.CaseSensitive = 0;
typeInfDate.MaximumScale = 0;
+ typeInfBlob.TypeName.Empty();
+ typeInfBlob.FsqlType = 0;
+ typeInfBlob.Precision = 0;
+ typeInfBlob.CaseSensitive = 0;
+ typeInfBlob.MaximumScale = 0;
+
// Error reporting is turned OFF by default
silent = TRUE;
- // Copy the HENV into the db class
- henv = aHenv;
- fwdOnlyCursors = FwdOnlyCursors;
-
// Allocate a data source connection handle
if (SQLAllocConnect(henv, &hdbc) != SQL_SUCCESS)
DispAllErrors(henv);
// Mark database as not open as of yet
dbIsOpen = FALSE;
+ dbIsCached = FALSE;
+} // wxDb::initialize()
-} // wxDb::wxDb()
+
+/********** PRIVATE! wxDb::convertUserID PRIVATE! **********/
+//
+// NOTE: Return value from this function MUST be copied
+// immediately, as the value is not good after
+// this function has left scope.
+//
+const wxChar *wxDb::convertUserID(const wxChar *userID, wxString &UserID)
+{
+ if (userID)
+ {
+ if (!wxStrlen(userID))
+ UserID = uid;
+ else
+ UserID = userID;
+ }
+ else
+ UserID.Empty();
+
+ // dBase does not use user names, and some drivers fail if you try to pass one
+ if (Dbms() == dbmsDBASE)
+ UserID.Empty();
+
+ // Oracle user names may only be in uppercase, so force
+ // the name to uppercase
+ if (Dbms() == dbmsORACLE)
+ UserID = UserID.Upper();
+
+ return UserID.c_str();
+} // wxDb::convertUserID()
/********** wxDb::Open() **********/
-bool wxDb::Open(char *Dsn, char *Uid, char *AuthStr)
+bool wxDb::Open(const wxString &Dsn, const wxString &Uid, const wxString &AuthStr, bool failOnDataTypeUnsupported)
{
- assert(Dsn && wxStrlen(Dsn));
+ wxASSERT(Dsn.Length());
dsn = Dsn;
uid = Uid;
authStr = AuthStr;
#ifdef DBDEBUG_CONSOLE
if (retcode == SQL_SUCCESS)
- cout << "SQLSetConnectOption(CURSOR_LIB) successful" << endl;
+ cout << wxT("SQLSetConnectOption(CURSOR_LIB) successful") << endl;
else
- cout << "SQLSetConnectOption(CURSOR_LIB) failed" << endl;
+ cout << wxT("SQLSetConnectOption(CURSOR_LIB) failed") << endl;
#endif
}
// Connect to the data source
- retcode = SQLConnect(hdbc, (UCHAR FAR *) Dsn, SQL_NTS,
- (UCHAR FAR *) Uid, SQL_NTS,
- (UCHAR FAR *) AuthStr,SQL_NTS);
+ retcode = SQLConnect(hdbc, (UCHAR FAR *) dsn.c_str(), SQL_NTS,
+ (UCHAR FAR *) uid.c_str(), SQL_NTS,
+ (UCHAR FAR *) authStr.c_str(), SQL_NTS);
- if (retcode == SQL_SUCCESS_WITH_INFO)
- DispAllErrors(henv, hdbc);
- else if (retcode != SQL_SUCCESS)
+ if ((retcode != SQL_SUCCESS) &&
+ (retcode != SQL_SUCCESS_WITH_INFO))
return(DispAllErrors(henv, hdbc));
/*
If using Intersolv branded ODBC drivers, this is the place where you would substitute
your branded driver license information
- SQLSetConnectOption(hdbc, 1041, (UDWORD) "");
- SQLSetConnectOption(hdbc, 1042, (UDWORD) "");
+ SQLSetConnectOption(hdbc, 1041, (UDWORD) wxEmptyString);
+ SQLSetConnectOption(hdbc, 1042, (UDWORD) wxEmptyString);
*/
// Mark database as open
return(DispAllErrors(henv, hdbc));
// Set Connection Options
- if (! setConnectionOptions())
+ if (!setConnectionOptions())
return(FALSE);
// Query the data source for inf. about itself
- if (! getDbInfo())
+ if (!getDbInfo())
return(FALSE);
// Query the data source regarding data type information
//
- // The way I determined which SQL data types to use was by calling SQLGetInfo
+ // The way it was determined which SQL data types to use was by calling SQLGetInfo
// for all of the possible SQL data types to see which ones were supported. If
// a type is not supported, the SQLFetch() that's called from getDataTypeInfo()
// fails with SQL_NO_DATA_FOUND. This is ugly because I'm sure the three SQL data
// SQL_INTEGER type name = 'LONG', Precision = 10
// VARCHAR = Variable length character string
- if (! getDataTypeInfo(SQL_VARCHAR, typeInfVarchar))
- if (! getDataTypeInfo(SQL_CHAR, typeInfVarchar))
+ if (!getDataTypeInfo(SQL_VARCHAR, typeInfVarchar))
+ if (!getDataTypeInfo(SQL_CHAR, typeInfVarchar))
return(FALSE);
else
typeInfVarchar.FsqlType = SQL_CHAR;
typeInfVarchar.FsqlType = SQL_VARCHAR;
// Float
- if (! getDataTypeInfo(SQL_DOUBLE, typeInfFloat))
-
- if (! getDataTypeInfo(SQL_REAL, typeInfFloat))
- if (! getDataTypeInfo(SQL_FLOAT, typeInfFloat))
- if (! getDataTypeInfo(SQL_DECIMAL, typeInfFloat))
- if (! getDataTypeInfo(SQL_NUMERIC, typeInfFloat))
- return(FALSE);
+ if (!getDataTypeInfo(SQL_DOUBLE,typeInfFloat))
+ if (!getDataTypeInfo(SQL_REAL,typeInfFloat))
+ if (!getDataTypeInfo(SQL_FLOAT,typeInfFloat))
+ if (!getDataTypeInfo(SQL_DECIMAL,typeInfFloat))
+ if (!getDataTypeInfo(SQL_NUMERIC,typeInfFloat))
+ {
+ if (failOnDataTypeUnsupported)
+ return(FALSE);
+ }
else
typeInfFloat.FsqlType = SQL_NUMERIC;
else
else
typeInfFloat.FsqlType = SQL_DOUBLE;
-
// Integer
- if (! getDataTypeInfo(SQL_INTEGER, typeInfInteger))
- // If SQL_INTEGER is not supported, use the floating point
- // data type to store integers as well as floats
- if (! getDataTypeInfo(typeInfFloat.FsqlType, typeInfInteger))
- return(FALSE);
+ if (!getDataTypeInfo(SQL_INTEGER, typeInfInteger))
+ {
+ // If SQL_INTEGER is not supported, use the floating point
+ // data type to store integers as well as floats
+ if (!getDataTypeInfo(typeInfFloat.FsqlType, typeInfInteger))
+ {
+ if (failOnDataTypeUnsupported)
+ return(FALSE);
+ }
else
typeInfInteger.FsqlType = typeInfFloat.FsqlType;
+ }
else
typeInfInteger.FsqlType = SQL_INTEGER;
// Date/Time
- if (Dbms() != dbmsDBASE)
- {
- if (! getDataTypeInfo(SQL_TIMESTAMP, typeInfDate))
- return(FALSE);
+ if (!getDataTypeInfo(SQL_TIMESTAMP,typeInfDate))
+ {
+ if (!getDataTypeInfo(SQL_DATE,typeInfDate))
+ {
+#ifdef SQL_DATETIME
+ if (getDataTypeInfo(SQL_DATETIME,typeInfDate))
+ {
+ typeInfDate.FsqlType = SQL_TIME;
+ }
+ else
+#endif // SQL_DATETIME defined
+ {
+ if (failOnDataTypeUnsupported)
+ return(FALSE);
+ }
+ }
else
- typeInfDate.FsqlType = SQL_TIMESTAMP;
+ typeInfDate.FsqlType = SQL_DATE;
}
else
+ typeInfDate.FsqlType = SQL_TIMESTAMP;
+
+
+ if (!getDataTypeInfo(SQL_LONGVARBINARY, typeInfBlob))
{
- if (! getDataTypeInfo(SQL_DATE, typeInfDate))
- return(FALSE);
+ if (!getDataTypeInfo(SQL_VARBINARY,typeInfBlob))
+ {
+ if (failOnDataTypeUnsupported)
+ return(FALSE);
+ }
else
- typeInfDate.FsqlType = SQL_DATE;
+ typeInfBlob.FsqlType = SQL_VARBINARY;
}
+ else
+ typeInfBlob.FsqlType = SQL_LONGVARBINARY;
+
+//typeInfBlob.TypeName = "BLOB";
#ifdef DBDEBUG_CONSOLE
- cout << "VARCHAR DATA TYPE: " << typeInfVarchar.TypeName << endl;
- cout << "INTEGER DATA TYPE: " << typeInfInteger.TypeName << endl;
- cout << "FLOAT DATA TYPE: " << typeInfFloat.TypeName << endl;
- cout << "DATE DATA TYPE: " << typeInfDate.TypeName << endl;
+ cout << wxT("VARCHAR DATA TYPE: ") << typeInfVarchar.TypeName << endl;
+ cout << wxT("INTEGER DATA TYPE: ") << typeInfInteger.TypeName << endl;
+ cout << wxT("FLOAT DATA TYPE: ") << typeInfFloat.TypeName << endl;
+ cout << wxT("DATE DATA TYPE: ") << typeInfDate.TypeName << endl;
+ cout << wxT("BLOB DATA TYPE: ") << typeInfBlob.TypeName << endl;
cout << endl;
#endif
} // wxDb::Open()
+bool wxDb::Open(wxDbConnectInf *dbConnectInf)
+{
+ return Open(dbConnectInf->GetDsn(), dbConnectInf->GetUserID(),
+ dbConnectInf->GetPassword());
+} // wxDb::Open()
+
+
+bool wxDb::Open(wxDb *copyDb)
+{
+ dsn = copyDb->GetDatasourceName();
+ uid = copyDb->GetUsername();
+ authStr = copyDb->GetPassword();
+
+ RETCODE retcode;
+
+ if (!FwdOnlyCursors())
+ {
+ // Specify that the ODBC cursor library be used, if needed. This must be
+ // specified before the connection is made.
+ retcode = SQLSetConnectOption(hdbc, SQL_ODBC_CURSORS, SQL_CUR_USE_IF_NEEDED);
+
+#ifdef DBDEBUG_CONSOLE
+ if (retcode == SQL_SUCCESS)
+ cout << wxT("SQLSetConnectOption(CURSOR_LIB) successful") << endl;
+ else
+ cout << wxT("SQLSetConnectOption(CURSOR_LIB) failed") << endl;
+#endif
+ }
+
+ // Connect to the data source
+ retcode = SQLConnect(hdbc, (UCHAR FAR *) dsn.c_str(), SQL_NTS,
+ (UCHAR FAR *) uid.c_str(), SQL_NTS,
+ (UCHAR FAR *) authStr.c_str(), SQL_NTS);
+
+ if (retcode == SQL_ERROR)
+ return(DispAllErrors(henv, hdbc));
+
+/*
+ If using Intersolv branded ODBC drivers, this is the place where you would substitute
+ your branded driver license information
+
+ SQLSetConnectOption(hdbc, 1041, (UDWORD) wxEmptyString);
+ SQLSetConnectOption(hdbc, 1042, (UDWORD) wxEmptyString);
+*/
+
+ // Mark database as open
+ dbIsOpen = TRUE;
+
+ // Allocate a statement handle for the database connection
+ if (SQLAllocStmt(hdbc, &hstmt) != SQL_SUCCESS)
+ return(DispAllErrors(henv, hdbc));
+
+ // Set Connection Options
+ if (!setConnectionOptions())
+ return(FALSE);
+
+ // Instead of Querying the data source for info about itself, it can just be copied
+ // from the wxDb instance that was passed in (copyDb).
+ wxStrcpy(dbInf.serverName,copyDb->dbInf.serverName);
+ wxStrcpy(dbInf.databaseName,copyDb->dbInf.databaseName);
+ wxStrcpy(dbInf.dbmsName,copyDb->dbInf.dbmsName);
+ wxStrcpy(dbInf.dbmsVer,copyDb->dbInf.dbmsVer);
+ dbInf.maxConnections = copyDb->dbInf.maxConnections;
+ dbInf.maxStmts = copyDb->dbInf.maxStmts;
+ wxStrcpy(dbInf.driverName,copyDb->dbInf.driverName);
+ wxStrcpy(dbInf.odbcVer,copyDb->dbInf.odbcVer);
+ wxStrcpy(dbInf.drvMgrOdbcVer,copyDb->dbInf.drvMgrOdbcVer);
+ wxStrcpy(dbInf.driverVer,copyDb->dbInf.driverVer);
+ dbInf.apiConfLvl = copyDb->dbInf.apiConfLvl;
+ dbInf.cliConfLvl = copyDb->dbInf.cliConfLvl;
+ dbInf.sqlConfLvl = copyDb->dbInf.sqlConfLvl;
+ wxStrcpy(dbInf.outerJoins,copyDb->dbInf.outerJoins);
+ wxStrcpy(dbInf.procedureSupport,copyDb->dbInf.procedureSupport);
+ wxStrcpy(dbInf.accessibleTables,copyDb->dbInf.accessibleTables);
+ dbInf.cursorCommitBehavior = copyDb->dbInf.cursorCommitBehavior;
+ dbInf.cursorRollbackBehavior = copyDb->dbInf.cursorRollbackBehavior;
+ dbInf.supportNotNullClause = copyDb->dbInf.supportNotNullClause;
+ wxStrcpy(dbInf.supportIEF,copyDb->dbInf.supportIEF);
+ dbInf.txnIsolation = copyDb->dbInf.txnIsolation;
+ dbInf.txnIsolationOptions = copyDb->dbInf.txnIsolationOptions;
+ dbInf.fetchDirections = copyDb->dbInf.fetchDirections;
+ dbInf.lockTypes = copyDb->dbInf.lockTypes;
+ dbInf.posOperations = copyDb->dbInf.posOperations;
+ dbInf.posStmts = copyDb->dbInf.posStmts;
+ dbInf.scrollConcurrency = copyDb->dbInf.scrollConcurrency;
+ dbInf.scrollOptions = copyDb->dbInf.scrollOptions;
+ dbInf.staticSensitivity = copyDb->dbInf.staticSensitivity;
+ dbInf.txnCapable = copyDb->dbInf.txnCapable;
+ dbInf.loginTimeout = copyDb->dbInf.loginTimeout;
+
+ // VARCHAR = Variable length character string
+ typeInfVarchar.FsqlType = copyDb->typeInfVarchar.FsqlType;
+ typeInfVarchar.TypeName = copyDb->typeInfVarchar.TypeName;
+ typeInfVarchar.Precision = copyDb->typeInfVarchar.Precision;
+ typeInfVarchar.CaseSensitive = copyDb->typeInfVarchar.CaseSensitive;
+ typeInfVarchar.MaximumScale = copyDb->typeInfVarchar.MaximumScale;
+
+ // Float
+ typeInfFloat.FsqlType = copyDb->typeInfFloat.FsqlType;
+ typeInfFloat.TypeName = copyDb->typeInfFloat.TypeName;
+ typeInfFloat.Precision = copyDb->typeInfFloat.Precision;
+ typeInfFloat.CaseSensitive = copyDb->typeInfFloat.CaseSensitive;
+ typeInfFloat.MaximumScale = copyDb->typeInfFloat.MaximumScale;
+
+ // Integer
+ typeInfInteger.FsqlType = copyDb->typeInfInteger.FsqlType;
+ typeInfInteger.TypeName = copyDb->typeInfInteger.TypeName;
+ typeInfInteger.Precision = copyDb->typeInfInteger.Precision;
+ typeInfInteger.CaseSensitive = copyDb->typeInfInteger.CaseSensitive;
+ typeInfInteger.MaximumScale = copyDb->typeInfInteger.MaximumScale;
+
+ // Date/Time
+ typeInfDate.FsqlType = copyDb->typeInfDate.FsqlType;
+ typeInfDate.TypeName = copyDb->typeInfDate.TypeName;
+ typeInfDate.Precision = copyDb->typeInfDate.Precision;
+ typeInfDate.CaseSensitive = copyDb->typeInfDate.CaseSensitive;
+ typeInfDate.MaximumScale = copyDb->typeInfDate.MaximumScale;
+
+ // Blob
+ typeInfBlob.FsqlType = copyDb->typeInfBlob.FsqlType;
+ typeInfBlob.TypeName = copyDb->typeInfBlob.TypeName;
+ typeInfBlob.Precision = copyDb->typeInfBlob.Precision;
+ typeInfBlob.CaseSensitive = copyDb->typeInfBlob.CaseSensitive;
+ typeInfBlob.MaximumScale = copyDb->typeInfBlob.MaximumScale;
+
+#ifdef DBDEBUG_CONSOLE
+ cout << wxT("VARCHAR DATA TYPE: ") << typeInfVarchar.TypeName << endl;
+ cout << wxT("INTEGER DATA TYPE: ") << typeInfInteger.TypeName << endl;
+ cout << wxT("FLOAT DATA TYPE: ") << typeInfFloat.TypeName << endl;
+ cout << wxT("DATE DATA TYPE: ") << typeInfDate.TypeName << endl;
+ cout << wxT("BLOB DATA TYPE: ") << typeInfBlob.TypeName << endl;
+ cout << endl;
+#endif
+
+ // Completed Successfully
+ return(TRUE);
+} // wxDb::Open() 2
+
+
/********** wxDb::setConnectionOptions() **********/
bool wxDb::setConnectionOptions(void)
/*
* NOTE: The Intersolv/Oracle 7 driver was "Not Capable" of setting the login timeout.
*/
{
+ SWORD cb;
+
+ // I need to get the DBMS name here, because some of the connection options
+ // are database specific and need to call the Dbms() function.
+ if (SQLGetInfo(hdbc, SQL_DBMS_NAME, (UCHAR*) dbInf.dbmsName, 40, &cb) != SQL_SUCCESS)
+ return(DispAllErrors(henv, hdbc));
+
SQLSetConnectOption(hdbc, SQL_AUTOCOMMIT, SQL_AUTOCOMMIT_OFF);
SQLSetConnectOption(hdbc, SQL_OPT_TRACE, SQL_OPT_TRACE_OFF);
+// SQLSetConnectOption(hdbc, SQL_TXN_ISOLATION, SQL_TXN_READ_COMMITTED); // No dirty reads
+
+ // By default, MS Sql Server closes cursors on commit and rollback. The following
+ // call to SQLSetConnectOption() is needed to force SQL Server to preserve cursors
+ // after a transaction. This is a driver specific option and is not part of the
+ // ODBC standard. Note: this behavior is specific to the ODBC interface to SQL Server.
+ // The database settings don't have any effect one way or the other.
+ if (Dbms() == dbmsMS_SQL_SERVER)
+ {
+ const long SQL_PRESERVE_CURSORS = 1204L;
+ const long SQL_PC_ON = 1L;
+ SQLSetConnectOption(hdbc, SQL_PRESERVE_CURSORS, SQL_PC_ON);
+ }
// Display the connection options to verify them
#ifdef DBDEBUG_CONSOLE
long l;
- cout << "****** CONNECTION OPTIONS ******" << endl;
+ cout << wxT("****** CONNECTION OPTIONS ******") << endl;
if (SQLGetConnectOption(hdbc, SQL_AUTOCOMMIT, &l) != SQL_SUCCESS)
return(DispAllErrors(henv, hdbc));
- cout << "AUTOCOMMIT: " << (l == SQL_AUTOCOMMIT_OFF ? "OFF" : "ON") << endl;
+ cout << wxT("AUTOCOMMIT: ") << (l == SQL_AUTOCOMMIT_OFF ? "OFF" : "ON") << endl;
if (SQLGetConnectOption(hdbc, SQL_ODBC_CURSORS, &l) != SQL_SUCCESS)
return(DispAllErrors(henv, hdbc));
- cout << "ODBC CURSORS: ";
+ cout << wxT("ODBC CURSORS: ");
switch(l)
{
case(SQL_CUR_USE_IF_NEEDED):
- cout << "SQL_CUR_USE_IF_NEEDED";
+ cout << wxT("SQL_CUR_USE_IF_NEEDED");
break;
case(SQL_CUR_USE_ODBC):
- cout << "SQL_CUR_USE_ODBC";
+ cout << wxT("SQL_CUR_USE_ODBC");
break;
case(SQL_CUR_USE_DRIVER):
- cout << "SQL_CUR_USE_DRIVER";
+ cout << wxT("SQL_CUR_USE_DRIVER");
break;
}
cout << endl;
if (SQLGetConnectOption(hdbc, SQL_OPT_TRACE, &l) != SQL_SUCCESS)
return(DispAllErrors(henv, hdbc));
- cout << "TRACING: " << (l == SQL_OPT_TRACE_OFF ? "OFF" : "ON") << endl;
+ cout << wxT("TRACING: ") << (l == SQL_OPT_TRACE_OFF ? wxT("OFF") : wxT("ON")) << endl;
cout << endl;
#endif
return(DispAllErrors(henv, hdbc));
if (SQLGetInfo(hdbc, SQL_ODBC_SAG_CLI_CONFORMANCE, (UCHAR*) &dbInf.cliConfLvl, sizeof(dbInf.cliConfLvl), &cb) != SQL_SUCCESS)
- return(DispAllErrors(henv, hdbc));
+// return(DispAllErrors(henv, hdbc));
+ {
+ // Not all drivers support this call - Nick Gorham(unixODBC)
+ dbInf.cliConfLvl = 0;
+ }
if (SQLGetInfo(hdbc, SQL_ODBC_SQL_CONFORMANCE, (UCHAR*) &dbInf.sqlConfLvl, sizeof(dbInf.sqlConfLvl), &cb) != SQL_SUCCESS)
return(DispAllErrors(henv, hdbc));
if (SQLGetInfo(hdbc, SQL_PROCEDURES, (UCHAR*) dbInf.procedureSupport, 2, &cb) != SQL_SUCCESS)
return(DispAllErrors(henv, hdbc));
+ if (SQLGetInfo(hdbc, SQL_ACCESSIBLE_TABLES, (UCHAR*) dbInf.accessibleTables, 2, &cb) != SQL_SUCCESS)
+ return(DispAllErrors(henv, hdbc));
+
if (SQLGetInfo(hdbc, SQL_CURSOR_COMMIT_BEHAVIOR, (UCHAR*) &dbInf.cursorCommitBehavior, sizeof(dbInf.cursorCommitBehavior), &cb) != SQL_SUCCESS)
return(DispAllErrors(henv, hdbc));
return(DispAllErrors(henv, hdbc));
#ifdef DBDEBUG_CONSOLE
- cout << "***** DATA SOURCE INFORMATION *****" << endl;
- cout << "SERVER Name: " << dbInf.serverName << endl;
- cout << "DBMS Name: " << dbInf.dbmsName << "; DBMS Version: " << dbInf.dbmsVer << endl;
- cout << "ODBC Version: " << dbInf.odbcVer << "; Driver Version: " << dbInf.driverVer << endl;
+ cout << wxT("***** DATA SOURCE INFORMATION *****") << endl;
+ cout << wxT(wxT("SERVER Name: ") << dbInf.serverName << endl;
+ cout << wxT("DBMS Name: ") << dbInf.dbmsName << wxT("; DBMS Version: ") << dbInf.dbmsVer << endl;
+ cout << wxT("ODBC Version: ") << dbInf.odbcVer << wxT("; Driver Version: ") << dbInf.driverVer << endl;
- cout << "API Conf. Level: ";
+ cout << wxT("API Conf. Level: ");
switch(dbInf.apiConfLvl)
{
- case SQL_OAC_NONE: cout << "None"; break;
- case SQL_OAC_LEVEL1: cout << "Level 1"; break;
- case SQL_OAC_LEVEL2: cout << "Level 2"; break;
+ case SQL_OAC_NONE: cout << wxT("None"); break;
+ case SQL_OAC_LEVEL1: cout << wxT("Level 1"); break;
+ case SQL_OAC_LEVEL2: cout << wxT("Level 2"); break;
}
cout << endl;
- cout << "SAG CLI Conf. Level: ";
+ cout << wxT("SAG CLI Conf. Level: ");
switch(dbInf.cliConfLvl)
{
- case SQL_OSCC_NOT_COMPLIANT: cout << "Not Compliant"; break;
- case SQL_OSCC_COMPLIANT: cout << "Compliant"; break;
+ case SQL_OSCC_NOT_COMPLIANT: cout << wxT("Not Compliant"); break;
+ case SQL_OSCC_COMPLIANT: cout << wxT("Compliant"); break;
}
cout << endl;
- cout << "SQL Conf. Level: ";
+ cout << wxT("SQL Conf. Level: ");
switch(dbInf.sqlConfLvl)
{
- case SQL_OSC_MINIMUM: cout << "Minimum Grammer"; break;
- case SQL_OSC_CORE: cout << "Core Grammer"; break;
- case SQL_OSC_EXTENDED: cout << "Extended Grammer"; break;
+ case SQL_OSC_MINIMUM: cout << wxT("Minimum Grammar"); break;
+ case SQL_OSC_CORE: cout << wxT("Core Grammar"); break;
+ case SQL_OSC_EXTENDED: cout << wxT("Extended Grammar"); break;
}
cout << endl;
- cout << "Max. Connections: " << dbInf.maxConnections << endl;
- cout << "Outer Joins: " << dbInf.outerJoins << endl;
- cout << "Support for Procedures: " << dbInf.procedureSupport << endl;
-
- cout << "Cursor COMMIT Behavior: ";
+ cout << wxT("Max. Connections: ") << dbInf.maxConnections << endl;
+ cout << wxT("Outer Joins: ") << dbInf.outerJoins << endl;
+ cout << wxT("Support for Procedures: ") << dbInf.procedureSupport << endl;
+ cout << wxT("All tables accessible : ") << dbInf.accessibleTables << endl;
+ cout << wxT("Cursor COMMIT Behavior: ");
switch(dbInf.cursorCommitBehavior)
{
- case SQL_CB_DELETE: cout << "Delete cursors"; break;
- case SQL_CB_CLOSE: cout << "Close cursors"; break;
- case SQL_CB_PRESERVE: cout << "Preserve cursors"; break;
+ case SQL_CB_DELETE: cout << wxT("Delete cursors"); break;
+ case SQL_CB_CLOSE: cout << wxT("Close cursors"); break;
+ case SQL_CB_PRESERVE: cout << wxT("Preserve cursors"); break;
}
cout << endl;
- cout << "Cursor ROLLBACK Behavior: ";
+ cout << wxT("Cursor ROLLBACK Behavior: ");
switch(dbInf.cursorRollbackBehavior)
{
- case SQL_CB_DELETE: cout << "Delete cursors"; break;
- case SQL_CB_CLOSE: cout << "Close cursors"; break;
- case SQL_CB_PRESERVE: cout << "Preserve cursors"; break;
+ case SQL_CB_DELETE: cout << wxT("Delete cursors"); break;
+ case SQL_CB_CLOSE: cout << wxT("Close cursors"); break;
+ case SQL_CB_PRESERVE: cout << wxT("Preserve cursors"); break;
}
cout << endl;
- cout << "Support NOT NULL clause: ";
+ cout << wxT("Support NOT NULL clause: ");
switch(dbInf.supportNotNullClause)
{
- case SQL_NNC_NULL: cout << "No"; break;
- case SQL_NNC_NON_NULL: cout << "Yes"; break;
+ case SQL_NNC_NULL: cout << wxT("No"); break;
+ case SQL_NNC_NON_NULL: cout << wxT("Yes"); break;
}
cout << endl;
- cout << "Support IEF (Ref. Integrity): " << dbInf.supportIEF << endl;
- cout << "Login Timeout: " << dbInf.loginTimeout << endl;
+ cout << wxT("Support IEF (Ref. Integrity): ") << dbInf.supportIEF << endl;
+ cout << wxT("Login Timeout: ") << dbInf.loginTimeout << endl;
- cout << endl << endl << "more ..." << endl;
+ cout << endl << endl << wxT("more ...") << endl;
getchar();
- cout << "Default Transaction Isolation: ";
+ cout << wxT("Default Transaction Isolation: ";
switch(dbInf.txnIsolation)
{
- case SQL_TXN_READ_UNCOMMITTED: cout << "Read Uncommitted"; break;
- case SQL_TXN_READ_COMMITTED: cout << "Read Committed"; break;
- case SQL_TXN_REPEATABLE_READ: cout << "Repeatable Read"; break;
- case SQL_TXN_SERIALIZABLE: cout << "Serializable"; break;
+ case SQL_TXN_READ_UNCOMMITTED: cout << wxT("Read Uncommitted"); break;
+ case SQL_TXN_READ_COMMITTED: cout << wxT("Read Committed"); break;
+ case SQL_TXN_REPEATABLE_READ: cout << wxT("Repeatable Read"); break;
+ case SQL_TXN_SERIALIZABLE: cout << wxT("Serializable"); break;
#ifdef ODBC_V20
- case SQL_TXN_VERSIONING: cout << "Versioning"; break;
+ case SQL_TXN_VERSIONING: cout << wxT("Versioning"); break;
#endif
}
cout << endl;
- cout << "Transaction Isolation Options: ";
+ cout << wxT("Transaction Isolation Options: ");
if (dbInf.txnIsolationOptions & SQL_TXN_READ_UNCOMMITTED)
- cout << "Read Uncommitted, ";
+ cout << wxT("Read Uncommitted, ");
if (dbInf.txnIsolationOptions & SQL_TXN_READ_COMMITTED)
- cout << "Read Committed, ";
+ cout << wxT("Read Committed, ");
if (dbInf.txnIsolationOptions & SQL_TXN_REPEATABLE_READ)
- cout << "Repeatable Read, ";
+ cout << wxT("Repeatable Read, ");
if (dbInf.txnIsolationOptions & SQL_TXN_SERIALIZABLE)
- cout << "Serializable, ";
+ cout << wxT("Serializable, ");
#ifdef ODBC_V20
if (dbInf.txnIsolationOptions & SQL_TXN_VERSIONING)
- cout << "Versioning";
+ cout << wxT("Versioning");
#endif
cout << endl;
- cout << "Fetch Directions Supported:" << endl << " ";
+ cout << wxT("Fetch Directions Supported:") << endl << wxT(" ");
if (dbInf.fetchDirections & SQL_FD_FETCH_NEXT)
- cout << "Next, ";
+ cout << wxT("Next, ");
if (dbInf.fetchDirections & SQL_FD_FETCH_PRIOR)
- cout << "Prev, ";
+ cout << wxT("Prev, ");
if (dbInf.fetchDirections & SQL_FD_FETCH_FIRST)
- cout << "First, ";
+ cout << wxT("First, ");
if (dbInf.fetchDirections & SQL_FD_FETCH_LAST)
- cout << "Last, ";
+ cout << wxT("Last, ");
if (dbInf.fetchDirections & SQL_FD_FETCH_ABSOLUTE)
- cout << "Absolute, ";
+ cout << wxT("Absolute, ");
if (dbInf.fetchDirections & SQL_FD_FETCH_RELATIVE)
- cout << "Relative, ";
+ cout << wxT("Relative, ");
#ifdef ODBC_V20
if (dbInf.fetchDirections & SQL_FD_FETCH_RESUME)
- cout << "Resume, ";
+ cout << wxT("Resume, ");
#endif
if (dbInf.fetchDirections & SQL_FD_FETCH_BOOKMARK)
- cout << "Bookmark";
+ cout << wxT("Bookmark");
cout << endl;
- cout << "Lock Types Supported (SQLSetPos): ";
+ cout << wxT("Lock Types Supported (SQLSetPos): ");
if (dbInf.lockTypes & SQL_LCK_NO_CHANGE)
- cout << "No Change, ";
+ cout << wxT("No Change, ");
if (dbInf.lockTypes & SQL_LCK_EXCLUSIVE)
- cout << "Exclusive, ";
+ cout << wxT("Exclusive, ");
if (dbInf.lockTypes & SQL_LCK_UNLOCK)
- cout << "UnLock";
+ cout << wxT("UnLock");
cout << endl;
- cout << "Position Operations Supported (SQLSetPos): ";
+ cout << wxT("Position Operations Supported (SQLSetPos): ");
if (dbInf.posOperations & SQL_POS_POSITION)
- cout << "Position, ";
+ cout << wxT("Position, ");
if (dbInf.posOperations & SQL_POS_REFRESH)
- cout << "Refresh, ";
+ cout << wxT("Refresh, ");
if (dbInf.posOperations & SQL_POS_UPDATE)
- cout << "Upd, ";
+ cout << wxT("Upd, "));
if (dbInf.posOperations & SQL_POS_DELETE)
- cout << "Del, ";
+ cout << wxT("Del, ");
if (dbInf.posOperations & SQL_POS_ADD)
- cout << "Add";
+ cout << wxT("Add");
cout << endl;
- cout << "Positioned Statements Supported: ";
+ cout << wxT("Positioned Statements Supported: ");
if (dbInf.posStmts & SQL_PS_POSITIONED_DELETE)
- cout << "Pos delete, ";
+ cout << wxT("Pos delete, ");
if (dbInf.posStmts & SQL_PS_POSITIONED_UPDATE)
- cout << "Pos update, ";
+ cout << wxT("Pos update, ");
if (dbInf.posStmts & SQL_PS_SELECT_FOR_UPDATE)
- cout << "Select for update";
+ cout << wxT("Select for update");
cout << endl;
- cout << "Scroll Concurrency: ";
+ cout << wxT("Scroll Concurrency: ");
if (dbInf.scrollConcurrency & SQL_SCCO_READ_ONLY)
- cout << "Read Only, ";
+ cout << wxT("Read Only, ");
if (dbInf.scrollConcurrency & SQL_SCCO_LOCK)
- cout << "Lock, ";
+ cout << wxT("Lock, ");
if (dbInf.scrollConcurrency & SQL_SCCO_OPT_ROWVER)
- cout << "Opt. Rowver, ";
+ cout << wxT("Opt. Rowver, ");
if (dbInf.scrollConcurrency & SQL_SCCO_OPT_VALUES)
- cout << "Opt. Values";
+ cout << wxT("Opt. Values");
cout << endl;
- cout << "Scroll Options: ";
+ cout << wxT("Scroll Options: ");
if (dbInf.scrollOptions & SQL_SO_FORWARD_ONLY)
- cout << "Fwd Only, ";
+ cout << wxT("Fwd Only, ");
if (dbInf.scrollOptions & SQL_SO_STATIC)
- cout << "Static, ";
+ cout << wxT("Static, ");
if (dbInf.scrollOptions & SQL_SO_KEYSET_DRIVEN)
- cout << "Keyset Driven, ";
+ cout << wxT("Keyset Driven, ");
if (dbInf.scrollOptions & SQL_SO_DYNAMIC)
- cout << "Dynamic, ";
+ cout << wxT("Dynamic, ");
if (dbInf.scrollOptions & SQL_SO_MIXED)
- cout << "Mixed";
+ cout << wxT("Mixed");
cout << endl;
- cout << "Static Sensitivity: ";
+ cout << wxT("Static Sensitivity: ");
if (dbInf.staticSensitivity & SQL_SS_ADDITIONS)
- cout << "Additions, ";
+ cout << wxT("Additions, ");
if (dbInf.staticSensitivity & SQL_SS_DELETIONS)
- cout << "Deletions, ";
+ cout << wxT("Deletions, ");
if (dbInf.staticSensitivity & SQL_SS_UPDATES)
- cout << "Updates";
+ cout << wxT("Updates");
cout << endl;
- cout << "Transaction Capable?: ";
+ cout << wxT("Transaction Capable?: ");
switch(dbInf.txnCapable)
{
- case SQL_TC_NONE: cout << "No"; break;
- case SQL_TC_DML: cout << "DML Only"; break;
- case SQL_TC_DDL_COMMIT: cout << "DDL Commit"; break;
- case SQL_TC_DDL_IGNORE: cout << "DDL Ignore"; break;
- case SQL_TC_ALL: cout << "DDL & DML"; break;
+ case SQL_TC_NONE: cout << wxT("No"); break;
+ case SQL_TC_DML: cout << wxT("DML Only"); break;
+ case SQL_TC_DDL_COMMIT: cout << wxT("DDL Commit"); break;
+ case SQL_TC_DDL_IGNORE: cout << wxT("DDL Ignore"); break;
+ case SQL_TC_ALL: cout << wxT("DDL & DML"); break;
}
cout << endl;
*/
RETCODE retcode;
SDWORD cbRet;
-
+
// Get information about the data type specified
if (SQLGetTypeInfo(hstmt, fSqlType) != SQL_SUCCESS)
return(DispAllErrors(henv, hdbc, hstmt));
+
// Fetch the record
- if ((retcode = SQLFetch(hstmt)) != SQL_SUCCESS)
- {
+ retcode = SQLFetch(hstmt);
+ if (retcode != SQL_SUCCESS)
+ {
#ifdef DBDEBUG_CONSOLE
- if (retcode == SQL_NO_DATA_FOUND)
- cout << "SQL_NO_DATA_FOUND fetching inf. about data type." << endl;
+ if (retcode == SQL_NO_DATA_FOUND)
+ cout << wxT("SQL_NO_DATA_FOUND fetching inf. about data type.") << endl;
#endif
- DispAllErrors(henv, hdbc, hstmt);
- SQLFreeStmt(hstmt, SQL_CLOSE);
- return(FALSE);
- }
+ DispAllErrors(henv, hdbc, hstmt);
+ SQLFreeStmt(hstmt, SQL_CLOSE);
+ return(FALSE);
+ }
+
+ wxChar typeName[DB_TYPE_NAME_LEN+1];
+
// Obtain columns from the record
- if (SQLGetData(hstmt, 1, SQL_C_CHAR, (UCHAR*) structSQLTypeInfo.TypeName, DB_TYPE_NAME_LEN, &cbRet) != SQL_SUCCESS)
+ if (SQLGetData(hstmt, 1, SQL_C_CHAR, (UCHAR*) typeName, DB_TYPE_NAME_LEN, &cbRet) != SQL_SUCCESS)
return(DispAllErrors(henv, hdbc, hstmt));
-
+
+ structSQLTypeInfo.TypeName = typeName;
// BJO 20000503: no more needed with new GetColumns...
#if OLD_GETCOLUMNS
// BJO 991209
if (Dbms() == dbmsMY_SQL)
- {
- if (!wxStrcmp(structSQLTypeInfo.TypeName, "middleint")) wxStrcpy(structSQLTypeInfo.TypeName, "mediumint");
- if (!wxStrcmp(structSQLTypeInfo.TypeName, "middleint unsigned")) wxStrcpy(structSQLTypeInfo.TypeName, "mediumint unsigned");
- if (!wxStrcmp(structSQLTypeInfo.TypeName, "integer")) wxStrcpy(structSQLTypeInfo.TypeName, "int");
- if (!wxStrcmp(structSQLTypeInfo.TypeName, "integer unsigned")) wxStrcpy(structSQLTypeInfo.TypeName, "int unsigned");
- if (!wxStrcmp(structSQLTypeInfo.TypeName, "middleint")) wxStrcpy(structSQLTypeInfo.TypeName, "mediumint");
- if (!wxStrcmp(structSQLTypeInfo.TypeName, "varchar")) wxStrcpy(structSQLTypeInfo.TypeName, "char");
- }
-
- // BJO 20000427 : OpenLink driver
- if (!wxStrncmp(dbInf.driverName, "oplodbc", 7) ||
- !wxStrncmp(dbInf.driverName, "OLOD", 4))
- if (!wxStrcmp(structSQLTypeInfo.TypeName, "double precision")) wxStrcpy(structSQLTypeInfo.TypeName, "real");
+ {
+ if (structSQLTypeInfo.TypeName == wxT("middleint"))
+ structSQLTypeInfo.TypeName = wxT("mediumint");
+ else if (structSQLTypeInfo.TypeName == wxT("middleint unsigned"))
+ structSQLTypeInfo.TypeName = wxT("mediumint unsigned");
+ else if (structSQLTypeInfo.TypeName == wxT("integer"))
+ structSQLTypeInfo.TypeName = wxT("int");
+ else if (structSQLTypeInfo.TypeName == wxT("integer unsigned"))
+ structSQLTypeInfo.TypeName = wxT("int unsigned");
+ else if (structSQLTypeInfo.TypeName == wxT("middleint"))
+ structSQLTypeInfo.TypeName = wxT("mediumint");
+ else if (structSQLTypeInfo.TypeName == wxT("varchar"))
+ structSQLTypeInfo.TypeName = wxT("char");
+ }
+
+ // BJO 20000427 : OpenLink driver
+ if (!wxStrncmp(dbInf.driverName, wxT("oplodbc"), 7) ||
+ !wxStrncmp(dbInf.driverName, wxT("OLOD"), 4))
+ {
+ if (structSQLTypeInfo.TypeName == wxT("double precision"))
+ structSQLTypeInfo.TypeName = wxT("real");
+ }
#endif
if (SQLGetData(hstmt, 3, SQL_C_LONG, (UCHAR*) &structSQLTypeInfo.Precision, 0, &cbRet) != SQL_SUCCESS)
DispAllErrors(henv, hdbc);
// There should be zero Ctable objects still connected to this db object
- assert(nTables == 0);
+ wxASSERT(nTables == 0);
#ifdef __WXDEBUG__
wxTablesInUse *tiu;
tiu = (wxTablesInUse *)pNode->Data();
if (tiu->pDb == this)
{
- s.sprintf(wxT("(%-20s) tableID:[%6lu] pDb:[%p]"), tiu->tableName,tiu->tableID,tiu->pDb);
- s2.sprintf(wxT("Orphaned found using pDb:[%p]"),this);
+ s.Printf(wxT("(%-20s) tableID:[%6lu] pDb:[%p]"), tiu->tableName,tiu->tableID,tiu->pDb);
+ s2.Printf(wxT("Orphaned found using pDb:[%p]"),this);
wxLogDebug (s.c_str(),s2.c_str());
}
pNode = pNode->Next();
// Copy the error messages to a global variable
int i;
for (i = 0; i < DB_MAX_ERROR_HISTORY; i++)
- wxStrcpy(DBerrorList[i],errorList[i]);
+ wxStrcpy(DBerrorList[i], errorList[i]);
+
+ dbmsType = dbmsUNIDENTIFIED;
+ dbIsOpen = FALSE;
} // wxDb::Close()
/********** wxDb::DispAllErrors() **********/
bool wxDb::DispAllErrors(HENV aHenv, HDBC aHdbc, HSTMT aHstmt)
+/*
+ * This function is called internally whenever an error condition prevents the user's
+ * request from being executed. This function will query the datasource as to the
+ * actual error(s) that just occured on the previous request of the datasource.
+ *
+ * The function will retrieve each error condition from the datasource and
+ * Printf the codes/text values into a string which it then logs via logError().
+ * If in DBDEBUG_CONSOLE mode, the constructed string will be displayed in the console
+ * window and program execution will be paused until the user presses a key.
+ *
+ * This function always returns a FALSE, so that functions which call this function
+ * can have a line like "return (DispAllErrors(henv, hdbc));" to indicate the failure
+ * of the users request, so that the calling code can then process the error msg log
+ */
{
-// char odbcErrMsg[DB_MAX_ERROR_MSG_LEN];
wxString odbcErrMsg;
while (SQLError(aHenv, aHdbc, aHstmt, (UCHAR FAR *) sqlState, &nativeError, (UCHAR FAR *) errorMsg, SQL_MAX_MESSAGE_LENGTH - 1, &cbErrorMsg) == SQL_SUCCESS)
{
- odbcErrMsg.sprintf("SQL State = %s\nNative Error Code = %li\nError Message = %s\n", sqlState, nativeError, errorMsg);
- logError(odbcErrMsg.c_str(), sqlState);
+ odbcErrMsg.Printf(wxT("SQL State = %s\nNative Error Code = %li\nError Message = %s\n"), sqlState, nativeError, errorMsg);
+ logError(odbcErrMsg, sqlState);
if (!silent)
{
#ifdef DBDEBUG_CONSOLE
// When run in console mode, use standard out to display errors.
cout << odbcErrMsg.c_str() << endl;
- cout << "Press any key to continue..." << endl;
+ cout << wxT("Press any key to continue...") << endl;
getchar();
#endif
#ifdef __WXDEBUG__
- wxLogDebug(odbcErrMsg.c_str(),wxT("ODBC DEBUG MESSAGE from DispAllErrors()"));
+ wxLogDebug(odbcErrMsg,wxT("ODBC DEBUG MESSAGE from DispAllErrors()"));
#endif
}
}
- return(FALSE); // This function always returns false.
+ return(FALSE); // This function always returns FALSE.
} // wxDb::DispAllErrors()
/********** wxDb::DispNextError() **********/
void wxDb::DispNextError(void)
{
-// char odbcErrMsg[DB_MAX_ERROR_MSG_LEN];
wxString odbcErrMsg;
- odbcErrMsg.sprintf("SQL State = %s\nNative Error Code = %li\nError Message = %s\n", sqlState, nativeError, errorMsg);
- logError(odbcErrMsg.c_str(), sqlState);
+ odbcErrMsg.Printf(wxT("SQL State = %s\nNative Error Code = %li\nError Message = %s\n"), sqlState, nativeError, errorMsg);
+ logError(odbcErrMsg, sqlState);
if (silent)
return;
#ifdef DBDEBUG_CONSOLE
// When run in console mode, use standard out to display errors.
cout << odbcErrMsg.c_str() << endl;
- cout << "Press any key to continue..." << endl;
+ cout << wxT("Press any key to continue...") << endl;
getchar();
#endif
wxLogDebug(odbcErrMsg,wxT("ODBC DEBUG MESSAGE"));
#endif // __WXDEBUG__
-
} // wxDb::DispNextError()
/********** wxDb::logError() **********/
-void wxDb::logError(const char *errMsg, const char *SQLState)
+void wxDb::logError(const wxString &errMsg, const wxString &SQLState)
{
- assert(errMsg && wxStrlen(errMsg));
+ wxASSERT(errMsg.Length());
static int pLast = -1;
int dbStatus;
wxStrcpy(errorList[pLast], errMsg);
- if (SQLState && wxStrlen(SQLState))
+ if (SQLState.Length())
if ((dbStatus = TranslateSqlState(SQLState)) != DB_ERR_FUNCTION_SEQUENCE_ERROR)
DB_STATUS = dbStatus;
/**********wxDb::TranslateSqlState() **********/
-int wxDb::TranslateSqlState(const wxChar *SQLState)
+int wxDb::TranslateSqlState(const wxString &SQLState)
{
if (!wxStrcmp(SQLState, wxT("01000")))
return(DB_ERR_GENERAL_WARNING);
/********** wxDb::Grant() **********/
-bool wxDb::Grant(int privileges, const char *tableName, const char *userList)
+bool wxDb::Grant(int privileges, const wxString &tableName, const wxString &userList)
{
-// char sqlStmt[DB_MAX_STATEMENT_LEN];
wxString sqlStmt;
// Build the grant statement
- sqlStmt = "GRANT ";
+ sqlStmt = wxT("GRANT ");
if (privileges == DB_GRANT_ALL)
- sqlStmt += "ALL";
+ sqlStmt += wxT("ALL");
else
{
int c = 0;
if (privileges & DB_GRANT_SELECT)
{
- sqlStmt += "SELECT";
+ sqlStmt += wxT("SELECT");
c++;
}
if (privileges & DB_GRANT_INSERT)
{
if (c++)
- sqlStmt += ", ";
- sqlStmt += "INSERT";
+ sqlStmt += wxT(", ");
+ sqlStmt += wxT("INSERT");
}
if (privileges & DB_GRANT_UPDATE)
{
if (c++)
- sqlStmt += ", ";
- sqlStmt += "UPDATE";
+ sqlStmt += wxT(", ");
+ sqlStmt += wxT("UPDATE");
}
if (privileges & DB_GRANT_DELETE)
{
if (c++)
- sqlStmt += ", ";
- sqlStmt += "DELETE";
+ sqlStmt += wxT(", ");
+ sqlStmt += wxT("DELETE");
}
}
- sqlStmt += " ON ";
- sqlStmt += tableName;
- sqlStmt += " TO ";
+ sqlStmt += wxT(" ON ");
+ sqlStmt += SQLTableName(tableName);
+ sqlStmt += wxT(" TO ");
sqlStmt += userList;
#ifdef DBDEBUG_CONSOLE
cout << endl << sqlStmt.c_str() << endl;
#endif
- WriteSqlLog(sqlStmt.c_str());
+ WriteSqlLog(sqlStmt);
- return(ExecSql(sqlStmt.c_str()));
+ return(ExecSql(sqlStmt));
} // wxDb::Grant()
/********** wxDb::CreateView() **********/
-bool wxDb::CreateView(const char *viewName, const char *colList, const char *pSqlStmt, bool attemptDrop)
+bool wxDb::CreateView(const wxString &viewName, const wxString &colList,
+ const wxString &pSqlStmt, bool attemptDrop)
{
-// char sqlStmt[DB_MAX_STATEMENT_LEN];
wxString sqlStmt;
// Drop the view first
return FALSE;
// Build the create view statement
- sqlStmt = "CREATE VIEW ";
+ sqlStmt = wxT("CREATE VIEW ");
sqlStmt += viewName;
- if (wxStrlen(colList))
+ if (colList.Length())
{
- sqlStmt += " (";
+ sqlStmt += wxT(" (");
sqlStmt += colList;
- sqlStmt += ")";
+ sqlStmt += wxT(")");
}
- sqlStmt += " AS ";
+ sqlStmt += wxT(" AS ");
sqlStmt += pSqlStmt;
- WriteSqlLog(sqlStmt.c_str());
+ WriteSqlLog(sqlStmt);
#ifdef DBDEBUG_CONSOLE
cout << sqlStmt.c_str() << endl;
#endif
- return(ExecSql(sqlStmt.c_str()));
+ return(ExecSql(sqlStmt));
} // wxDb::CreateView()
/********** wxDb::DropView() **********/
-bool wxDb::DropView(const char *viewName)
+bool wxDb::DropView(const wxString &viewName)
{
/*
* NOTE: This function returns TRUE if the View does not exist, but
* below for any other databases when those databases are defined
* to handle this situation consistently
*/
-// char sqlStmt[DB_MAX_STATEMENT_LEN];
wxString sqlStmt;
- sqlStmt.sprintf("DROP VIEW %s", viewName);
+ sqlStmt.Printf(wxT("DROP VIEW %s"), viewName.c_str());
- WriteSqlLog(sqlStmt.c_str());
+ WriteSqlLog(sqlStmt);
#ifdef DBDEBUG_CONSOLE
cout << endl << sqlStmt.c_str() << endl;
}
// Commit the transaction
- if (! CommitTrans())
+ if (!CommitTrans())
return(FALSE);
return TRUE;
/********** wxDb::ExecSql() **********/
-bool wxDb::ExecSql(const char *pSqlStmt)
+bool wxDb::ExecSql(const wxString &pSqlStmt)
{
+ RETCODE retcode;
+
SQLFreeStmt(hstmt, SQL_CLOSE);
- if (SQLExecDirect(hstmt, (UCHAR FAR *) pSqlStmt, SQL_NTS) == SQL_SUCCESS)
+
+ retcode = SQLExecDirect(hstmt, (UCHAR FAR *) pSqlStmt.c_str(), SQL_NTS);
+ if (retcode == SQL_SUCCESS ||
+ (Dbms() == dbmsDB2 && (retcode == SQL_SUCCESS_WITH_INFO || retcode == SQL_NO_DATA_FOUND)))
+ {
return(TRUE);
+ }
else
{
DispAllErrors(henv, hdbc, hstmt);
/********** wxDb::GetData() **********/
bool wxDb::GetData(UWORD colNo, SWORD cType, PTR pData, SDWORD maxLen, SDWORD FAR *cbReturned)
{
- assert(pData);
- assert(cbReturned);
+ wxASSERT(pData);
+ wxASSERT(cbReturned);
if (SQLGetData(hstmt, colNo, cType, pData, maxLen, cbReturned) == SQL_SUCCESS)
return(TRUE);
/********** wxDb::GetKeyFields() **********/
-int wxDb::GetKeyFields(char *tableName, wxDbColInf* colInf, int noCols)
+int wxDb::GetKeyFields(const wxString &tableName, wxDbColInf* colInf, UWORD noCols)
{
- char szPkTable[DB_MAX_TABLE_NAME_LEN+1]; /* Primary key table name */
- char szFkTable[DB_MAX_TABLE_NAME_LEN+1]; /* Foreign key table name */
+ wxChar szPkTable[DB_MAX_TABLE_NAME_LEN+1]; /* Primary key table name */
+ wxChar szFkTable[DB_MAX_TABLE_NAME_LEN+1]; /* Foreign key table name */
short iKeySeq;
// SQLSMALLINT iKeySeq;
- char szPkCol[DB_MAX_COLUMN_NAME_LEN+1]; /* Primary key column */
- char szFkCol[DB_MAX_COLUMN_NAME_LEN+1]; /* Foreign key column */
+ wxChar szPkCol[DB_MAX_COLUMN_NAME_LEN+1]; /* Primary key column */
+ wxChar szFkCol[DB_MAX_COLUMN_NAME_LEN+1]; /* Foreign key column */
SQLRETURN retcode;
SDWORD cb;
- int i;
- wxString Temp0;
+ SWORD i;
+ wxString tempStr;
/*
- * ---------------------------------------------------------------------
- * -- 19991224 : mj10777@gmx.net : Create ------
- * -- : Three things are done and stored here : ------
- * -- : 1) which Column(s) is/are Primary Key(s) ------
- * -- : 2) which tables use this Key as a Foreign Key ------
- * -- : 3) which columns are Foreign Key and the name ------
- * -- : of the Table where the Key is the Primary Key -----
- * -- : Called from GetColumns(char *tableName, ------
- * -- int *numCols,const char *userID ) ------
- * ---------------------------------------------------------------------
+ * -----------------------------------------------------------------------
+ * -- 19991224 : mj10777 : Create ------
+ * -- : Three things are done and stored here : ------
+ * -- : 1) which Column(s) is/are Primary Key(s) ------
+ * -- : 2) which tables use this Key as a Foreign Key ------
+ * -- : 3) which columns are Foreign Key and the name ------
+ * -- : of the Table where the Key is the Primary Key -----
+ * -- : Called from GetColumns(const wxString &tableName, ------
+ * -- int *numCols,const wxChar *userID ) ------
+ * -----------------------------------------------------------------------
*/
/*---------------------------------------------------------------------*/
/* Get the names of the columns in the primary key. */
/*---------------------------------------------------------------------*/
retcode = SQLPrimaryKeys(hstmt,
- NULL, 0, /* Catalog name */
- NULL, 0, /* Schema name */
- (UCHAR *) tableName, SQL_NTS); /* Table name */
+ NULL, 0, /* Catalog name */
+ NULL, 0, /* Schema name */
+ (UCHAR FAR *) tableName.c_str(), SQL_NTS); /* Table name */
/*---------------------------------------------------------------------*/
/* Fetch and display the result set. This will be a list of the */
for (i=0;i<noCols;i++) // Find the Column name
if (!wxStrcmp(colInf[i].colName,szPkCol)) // We have found the Column
colInf[i].PkCol = iKeySeq; // Which Primary Key is this (first, second usw.) ?
- } // if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
- } // while ((retcode == SQL_SUCCESS) || (retcode == SQL_SUCCESS_WITH_INFO))
+ } // if
+ } // while
SQLFreeStmt(hstmt, SQL_CLOSE); /* Close the cursor (the hstmt is still allocated). */
/*---------------------------------------------------------------------*/
/* Get all the foreign keys that refer to tableName primary key. */
/*---------------------------------------------------------------------*/
retcode = SQLForeignKeys(hstmt,
- NULL, 0, /* Primary catalog */
- NULL, 0, /* Primary schema */
- (UCHAR *)tableName, SQL_NTS, /* Primary table */
- NULL, 0, /* Foreign catalog */
- NULL, 0, /* Foreign schema */
- NULL, 0); /* Foreign table */
+ NULL, 0, /* Primary catalog */
+ NULL, 0, /* Primary schema */
+ (UCHAR FAR *)tableName.c_str(), SQL_NTS,/* Primary table */
+ NULL, 0, /* Foreign catalog */
+ NULL, 0, /* Foreign schema */
+ NULL, 0); /* Foreign table */
/*---------------------------------------------------------------------*/
/* Fetch and display the result set. This will be all of the foreign */
/* keys in other tables that refer to the tableName primary key. */
/*---------------------------------------------------------------------*/
- Temp0.Empty();
+ tempStr.Empty();
szPkCol[0] = 0;
while ((retcode == SQL_SUCCESS) || (retcode == SQL_SUCCESS_WITH_INFO))
{
GetData( 5, SQL_C_SSHORT, &iKeySeq, 0, &cb);
GetData( 7, SQL_C_CHAR, szFkTable, DB_MAX_TABLE_NAME_LEN+1, &cb);
GetData( 8, SQL_C_CHAR, szFkCol, DB_MAX_COLUMN_NAME_LEN+1, &cb);
- Temp0.Printf(wxT("%s[%s] "),Temp0.c_str(),szFkTable); // [ ] in case there is a blank in the Table name
- } // if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
- } // while ((retcode == SQL_SUCCESS) || (retcode == SQL_SUCCESS_WITH_INFO))
- Temp0.Trim(); // Get rid of any unneeded blanks
- if (Temp0 != wxT(""))
- {
- for (i=0;i<noCols;i++) // Find the Column name
- if (!wxStrcmp(colInf[i].colName,szPkCol)) // We have found the Column, store the Information
- wxStrcpy(colInf[i].PkTableName,Temp0.c_str()); // Name of the Tables where this Primary Key is used as a Foreign Key
- } // if (Temp0 != "")
+ tempStr.Printf(wxT("%s[%s] "),tempStr.c_str(),szFkTable); // [ ] in case there is a blank in the Table name
+ } // if
+ } // while
+
+ tempStr.Trim(); // Get rid of any unneeded blanks
+ if (!tempStr.IsEmpty())
+ {
+ for (i=0; i<noCols; i++)
+ { // Find the Column name
+ if (!wxStrcmp(colInf[i].colName, szPkCol)) // We have found the Column, store the Information
+ wxStrcpy(colInf[i].PkTableName, tempStr.c_str()); // Name of the Tables where this Primary Key is used as a Foreign Key
+ }
+ } // if
+
SQLFreeStmt(hstmt, SQL_CLOSE); /* Close the cursor (the hstmt is still allocated). */
/*---------------------------------------------------------------------*/
/* Get all the foreign keys in the tablename table. */
/*---------------------------------------------------------------------*/
retcode = SQLForeignKeys(hstmt,
- NULL, 0, /* Primary catalog */
- NULL, 0, /* Primary schema */
- NULL, 0, /* Primary table */
- NULL, 0, /* Foreign catalog */
- NULL, 0, /* Foreign schema */
- (UCHAR *)tableName, SQL_NTS); /* Foreign table */
+ NULL, 0, /* Primary catalog */
+ NULL, 0, /* Primary schema */
+ NULL, 0, /* Primary table */
+ NULL, 0, /* Foreign catalog */
+ NULL, 0, /* Foreign schema */
+ (UCHAR *)tableName.c_str(), SQL_NTS);/* Foreign table */
/*---------------------------------------------------------------------*/
/* Fetch and display the result set. This will be all of the */
GetData( 5, SQL_C_SSHORT, &iKeySeq, 0, &cb);
GetData( 8, SQL_C_CHAR, szFkCol, DB_MAX_COLUMN_NAME_LEN+1, &cb);
//-------
- for (i=0;i<noCols;i++) // Find the Column name
+ for (i=0; i<noCols; i++) // Find the Column name
{
if (!wxStrcmp(colInf[i].colName,szFkCol)) // We have found the (Foreign Key) Column
{
colInf[i].FkCol = iKeySeq; // Which Foreign Key is this (first, second usw.) ?
- wxStrcpy(colInf[i].FkTableName,szPkTable); // Name of the Table where this Foriegn is the Primary Key
- } // if (!wxStrcmp(colInf[i].colName,szFkCol))
- } // for (i=0;i<noCols;i++)
- } // if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
- } // while ((retcode == SQL_SUCCESS) || (retcode == SQL_SUCCESS_WITH_INFO))
+ wxStrcpy(colInf[i].FkTableName,szPkTable); // Name of the Table where this Foriegn is the Primary Key
+ } // if
+ } // for
+ } // if
+ } // while
SQLFreeStmt(hstmt, SQL_CLOSE); /* Close the cursor (the hstmt is still allocated). */
- /*---------------------------------------------------------------------*/
return TRUE;
+
} // wxDb::GetKeyFields()
#if OLD_GETCOLUMNS
/********** wxDb::GetColumns() **********/
-wxDbColInf *wxDb::GetColumns(char *tableName[], const char *userID)
+wxDbColInf *wxDb::GetColumns(wxChar *tableName[], const wxChar *userID)
/*
* 1) The last array element of the tableName[] argument must be zero (null).
* This is how the end of the array is detected.
* to avoid undesired unbinding of columns.
*/
{
- int noCols = 0;
- int colNo = 0;
+ UWORD noCols = 0;
+ UWORD colNo = 0;
wxDbColInf *colInf = 0;
RETCODE retcode;
SDWORD cb;
- wxString UserID;
wxString TableName;
- if (userID)
- {
- if (!wxStrlen(userID))
- UserID = uid;
- else
- UserID = userID;
- }
- else
- UserID = "";
-
- // dBase does not use user names, and some drivers fail if you try to pass one
- if (Dbms() == dbmsDBASE)
- UserID = "";
-
- // Oracle user names may only be in uppercase, so force
- // the name to uppercase
- if (Dbms() == dbmsORACLE)
- UserID = UserID.Upper();
+ wxString UserID;
+ convertUserID(userID,UserID);
// Pass 1 - Determine how many columns there are.
// Pass 2 - Allocate the wxDbColInf array and fill in
if (!colInf)
break;
// Mark the end of the array
- wxStrcpy(colInf[noCols].tableName, wxT(""));
- wxStrcpy(colInf[noCols].colName, wxT(""));
+ wxStrcpy(colInf[noCols].tableName,wxEmptyString);
+ wxStrcpy(colInf[noCols].colName,wxEmptyString);
colInf[noCols].sqlDataType = 0;
}
// Loop through each table name
for (tbl = 0; tableName[tbl]; tbl++)
{
TableName = tableName[tbl];
- // Oracle table names are uppercase only, so force
+ // Oracle and Interbase table names are uppercase only, so force
// the name to uppercase just in case programmer forgot to do this
- if (Dbms() == dbmsORACLE)
+ if ((Dbms() == dbmsORACLE) ||
+ (Dbms() == dbmsINTERBASE))
TableName = TableName.Upper();
SQLFreeStmt(hstmt, SQL_CLOSE);
- // MySQL and Access cannot accept a user name when looking up column names, so we
+ // MySQL, SQLServer, and Access cannot accept a user name when looking up column names, so we
// use the call below that leaves out the user name
- if (wxStrcmp(UserID.c_str(),wxT("")) &&
- Dbms() != dbmsMY_SQL &&
- Dbms() != dbmsACCESS)
+ if (!UserID.IsEmpty() &&
+ Dbms() != dbmsMY_SQL &&
+ Dbms() != dbmsACCESS &&
+ Dbms() != dbmsMS_SQL_SERVER)
{
retcode = SQLColumns(hstmt,
NULL, 0, // All qualifiers
- (UCHAR *) UserID.c_str(), SQL_NTS, // Owner
+ (UCHAR *) UserID.c_str(), SQL_NTS, // Owner
(UCHAR *) TableName.c_str(), SQL_NTS,
NULL, 0); // All columns
}
GetData(10, SQL_C_SSHORT, (UCHAR*) &colInf[colNo].numPrecRadix, 0, &cb);
GetData(11, SQL_C_SSHORT, (UCHAR*) &colInf[colNo].nullable, 0, &cb);
GetData(12, SQL_C_CHAR, (UCHAR*) colInf[colNo].remarks, 254+1, &cb);
-
+
// Determine the wxDb data type that is used to represent the native data type of this data source
colInf[colNo].dbDataType = 0;
if (!wxStricmp(typeInfVarchar.TypeName,colInf[colNo].typeName))
{
+#ifdef _IODBC_
+ // IODBC does not return a correct columnSize, so we set
+ // columnSize = bufferLength if no column size was returned
+ // IODBC returns the columnSize in bufferLength.. (bug)
if (colInf[colNo].columnSize < 1)
{
- // IODBC does not return a correct columnSize, so we set
- // columnSize = bufferLength if no column size was returned
colInf[colNo].columnSize = colInf[colNo].bufferLength;
}
+#endif
colInf[colNo].dbDataType = DB_DATA_TYPE_VARCHAR;
}
- else if (!wxStricmp(typeInfInteger.TypeName,colInf[colNo].typeName))
+ else if (!wxStricmp(typeInfInteger.TypeName, colInf[colNo].typeName))
colInf[colNo].dbDataType = DB_DATA_TYPE_INTEGER;
- else if (!wxStricmp(typeInfFloat.TypeName,colInf[colNo].typeName))
+ else if (!wxStricmp(typeInfFloat.TypeName, colInf[colNo].typeName))
colInf[colNo].dbDataType = DB_DATA_TYPE_FLOAT;
- else if (!wxStricmp(typeInfDate.TypeName,colInf[colNo].typeName))
+ else if (!wxStricmp(typeInfDate.TypeName, colInf[colNo].typeName))
colInf[colNo].dbDataType = DB_DATA_TYPE_DATE;
-
+ else if (!wxStricmp(typeInfBlob.TypeName, colInf[colNo].typeName))
+ colInf[colNo].dbDataType = DB_DATA_TYPE_BLOB;
colNo++;
}
}
/********** wxDb::GetColumns() **********/
-wxDbColInf *wxDb::GetColumns(char *tableName, int *numCols, const char *userID)
+wxDbColInf *wxDb::GetColumns(const wxString &tableName, UWORD *numCols, const wxChar *userID)
//
// Same as the above GetColumns() function except this one gets columns
// only for a single table, and if 'numCols' is not NULL, the number of
// to avoid undesired unbinding of columns.
{
- int noCols = 0;
- int colNo = 0;
+ UWORD noCols = 0;
+ UWORD colNo = 0;
wxDbColInf *colInf = 0;
RETCODE retcode;
SDWORD cb;
- wxString UserID;
wxString TableName;
- if (userID)
- {
- if (!wxStrlen(userID))
- UserID = uid;
- else
- UserID = userID;
- }
- else
- UserID = "";
-
- // dBase does not use user names, and some drivers fail if you try to pass one
- if (Dbms() == dbmsDBASE)
- UserID = "";
-
- // Oracle user names may only be in uppercase, so force
- // the name to uppercase
- if (Dbms() == dbmsORACLE)
- UserID = UserID.Upper();
+ wxString UserID;
+ convertUserID(userID,UserID);
// Pass 1 - Determine how many columns there are.
// Pass 2 - Allocate the wxDbColInf array and fill in
if (!colInf)
break;
// Mark the end of the array
- wxStrcpy(colInf[noCols].tableName, wxT(""));
- wxStrcpy(colInf[noCols].colName, wxT(""));
- colInf[noCols].sqlDataType = 0;
+ wxStrcpy(colInf[noCols].tableName, wxEmptyString);
+ wxStrcpy(colInf[noCols].colName, wxEmptyString);
+ colInf[noCols].sqlDataType = 0;
}
TableName = tableName;
- // Oracle table names are uppercase only, so force
+ // Oracle and Interbase table names are uppercase only, so force
// the name to uppercase just in case programmer forgot to do this
- if (Dbms() == dbmsORACLE)
+ if ((Dbms() == dbmsORACLE) ||
+ (Dbms() == dbmsINTERBASE))
TableName = TableName.Upper();
SQLFreeStmt(hstmt, SQL_CLOSE);
- // MySQL and Access cannot accept a user name when looking up column names, so we
+ // MySQL, SQLServer, and Access cannot accept a user name when looking up column names, so we
// use the call below that leaves out the user name
- if (wxStrcmp(UserID.c_str(),wxT("")) &&
- Dbms() != dbmsMY_SQL &&
- Dbms() != dbmsACCESS)
+ if (!UserID.IsEmpty() &&
+ Dbms() != dbmsMY_SQL &&
+ Dbms() != dbmsACCESS &&
+ Dbms() != dbmsMS_SQL_SERVER)
{
retcode = SQLColumns(hstmt,
NULL, 0, // All qualifiers
colInf[colNo].FkCol = 0; // Foreign key column 0=No; 1= First Key, 2 = Second Key etc.
colInf[colNo].FkTableName[0] = 0; // Foreign key table name
- // BJO 20000428 : Virtuoso returns type names with upper cases!
- if (Dbms() == dbmsVIRTUOSO)
- {
- wxString s = colInf[colNo].typeName;
- s = s.MakeLower();
- wxStrcmp(colInf[colNo].typeName, s.c_str());
- }
-
- // Determine the wxDb data type that is used to represent the native data type of this data source
- colInf[colNo].dbDataType = 0;
- if (!wxStricmp(typeInfVarchar.TypeName,colInf[colNo].typeName))
- {
- if (colInf[colNo].columnSize < 1)
- {
- // IODBC does not return a correct columnSize, so we set
- // columnSize = bufferLength if no column size was returned
- colInf[colNo].columnSize = colInf[colNo].bufferLength;
- }
- colInf[colNo].dbDataType = DB_DATA_TYPE_VARCHAR;
- }
- else if (!wxStricmp(typeInfInteger.TypeName,colInf[colNo].typeName))
- colInf[colNo].dbDataType = DB_DATA_TYPE_INTEGER;
- else if (!wxStricmp(typeInfFloat.TypeName,colInf[colNo].typeName))
- colInf[colNo].dbDataType = DB_DATA_TYPE_FLOAT;
- else if (!wxStricmp(typeInfDate.TypeName,colInf[colNo].typeName))
- colInf[colNo].dbDataType = DB_DATA_TYPE_DATE;
-
+ // BJO 20000428 : Virtuoso returns type names with upper cases!
+ if (Dbms() == dbmsVIRTUOSO)
+ {
+ wxString s = colInf[colNo].typeName;
+ s = s.MakeLower();
+ wxStrcmp(colInf[colNo].typeName, s.c_str());
+ }
+
+ // Determine the wxDb data type that is used to represent the native data type of this data source
+ colInf[colNo].dbDataType = 0;
+ if (!wxStricmp(typeInfVarchar.TypeName, colInf[colNo].typeName))
+ {
+#ifdef _IODBC_
+ // IODBC does not return a correct columnSize, so we set
+ // columnSize = bufferLength if no column size was returned
+ // IODBC returns the columnSize in bufferLength.. (bug)
+ if (colInf[colNo].columnSize < 1)
+ {
+ colInf[colNo].columnSize = colInf[colNo].bufferLength;
+ }
+#endif
+
+ colInf[colNo].dbDataType = DB_DATA_TYPE_VARCHAR;
+ }
+ else if (!wxStricmp(typeInfInteger.TypeName, colInf[colNo].typeName))
+ colInf[colNo].dbDataType = DB_DATA_TYPE_INTEGER;
+ else if (!wxStricmp(typeInfFloat.TypeName, colInf[colNo].typeName))
+ colInf[colNo].dbDataType = DB_DATA_TYPE_FLOAT;
+ else if (!wxStricmp(typeInfDate.TypeName, colInf[colNo].typeName))
+ colInf[colNo].dbDataType = DB_DATA_TYPE_DATE;
+ else if (!wxStricmp(typeInfBlob.TypeName, colInf[colNo].typeName))
+ colInf[colNo].dbDataType = DB_DATA_TYPE_BLOB;
+
colNo++;
}
}
}
if (retcode != SQL_NO_DATA_FOUND)
- { // Error occured, abort
+ { // Error occured, abort
DispAllErrors(henv, hdbc, hstmt);
if (colInf)
- delete [] colInf;
+ delete [] colInf;
SQLFreeStmt(hstmt, SQL_CLOSE);
if (numCols)
- *numCols = 0;
+ *numCols = 0;
return(0);
- }
+ }
}
SQLFreeStmt(hstmt, SQL_CLOSE);
} // wxDb::GetColumns()
-#else // New GetColumns
+#else // New GetColumns
/*
+ BJO 20000503
+ These are tentative new GetColumns members which should be more database
+ independant and which always returns the columns in the order they were
+ created.
+
+ - The first one (wxDbColInf *wxDb::GetColumns(wxChar *tableName[], const
+ wxChar* userID)) calls the second implementation for each separate table
+ before merging the results. This makes the code easier to maintain as
+ only one member (the second) makes the real work
+ - wxDbColInf *wxDb::GetColumns(const wxString &tableName, int *numCols, const
+ wxChar *userID) is a little bit improved
+ - It doesn't anymore rely on the type-name to find out which database-type
+ each column has
+ - It ends by sorting the columns, so that they are returned in the same
+ order they were created
+*/
-BJO 20000503
+typedef struct
+{
+ UWORD noCols;
+ wxDbColInf *colInf;
+} _TableColumns;
-These are tentative new GetColumns members:
-- The first one (wxDbColInf *wxDb::GetColumns(char *tableName[], const char* userID)) calls
- the second implementation for each separate table before merging the results. This makes the
- code easier to maintain as only one member (the second) makes the real work
-- wxDbColInf *wxDb::GetColumns(char *tableName, int *numCols, const char *userID) is a little bit improved
- - It doesn't anymore rely on the type-name to find out which database-type each column has
- - It ends by sorting the columns, so that they are returned in the same order they were created
+wxDbColInf *wxDb::GetColumns(wxChar *tableName[], const wxChar *userID)
+{
+ int i, j;
+ // The last array element of the tableName[] argument must be zero (null).
+ // This is how the end of the array is detected.
-*/
+ UWORD noCols = 0;
-typedef struct
+ // How many tables ?
+ int tbl;
+ for (tbl = 0 ; tableName[tbl]; tbl++);
+
+ // Create a table to maintain the columns for each separate table
+ _TableColumns *TableColumns = new _TableColumns[tbl];
+
+ // Fill the table
+ for (i = 0 ; i < tbl ; i++)
+
+ {
+ TableColumns[i].colInf = GetColumns(tableName[i], &TableColumns[i].noCols, userID);
+ if (TableColumns[i].colInf == NULL)
+ return NULL;
+ noCols += TableColumns[i].noCols;
+ }
+
+ // Now merge all the separate table infos
+ wxDbColInf *colInf = new wxDbColInf[noCols+1];
+
+ // Mark the end of the array
+ wxStrcpy(colInf[noCols].tableName, wxEmptyString);
+ wxStrcpy(colInf[noCols].colName, wxEmptyString);
+ colInf[noCols].sqlDataType = 0;
+
+ // Merge ...
+ int offset = 0;
+
+ for (i = 0 ; i < tbl ; i++)
+ {
+ for (j = 0 ; j < TableColumns[i].noCols ; j++)
+ {
+ colInf[offset++] = TableColumns[i].colInf[j];
+ }
+ }
+
+ delete [] TableColumns;
+
+ return colInf;
+} // wxDb::GetColumns() -- NEW
+
+
+wxDbColInf *wxDb::GetColumns(const wxString &tableName, int *numCols, const wxChar *userID)
+//
+// Same as the above GetColumns() function except this one gets columns
+// only for a single table, and if 'numCols' is not NULL, the number of
+// columns stored in the returned wxDbColInf is set in '*numCols'
+//
+// userID is evaluated in the following manner:
+// userID == NULL ... UserID is ignored
+// userID == "" ... UserID set equal to 'this->uid'
+// userID != "" ... UserID set equal to 'userID'
+//
+// NOTE: ALL column bindings associated with this wxDb instance are unbound
+// by this function. This function should use its own wxDb instance
+// to avoid undesired unbinding of columns.
{
- int noCols;
- wxDbColInf *colInf;
-} _TableColumns;
+ UWORD noCols = 0;
+ UWORD colNo = 0;
+ wxDbColInf *colInf = 0;
-wxDbColInf *wxDb::GetColumns(char *tableName[], const char* userID)
-{
- int i, j;
- // The last array element of the tableName[] argument must be zero (null).
- // This is how the end of the array is detected.
-
- int noCols = 0;
-
- // How many tables ?
- int tbl;
- for (tbl = 0 ; tableName[tbl]; tbl++);
-
- // Create a table to maintain the columns for each separate table
- _TableColumns *TableColumns = new _TableColumns[tbl];
-
- // Fill the table
- for (i = 0 ; i < tbl ; i++)
-
- {
- TableColumns[i].colInf = GetColumns(tableName[i], &TableColumns[i].noCols, userID);
- if (TableColumns[i].colInf == NULL) return NULL;
- noCols += TableColumns[i].noCols;
- }
-
- // Now merge all the separate table infos
- wxDbColInf *colInf = new wxDbColInf[noCols+1];
-
- // Mark the end of the array
- wxStrcpy(colInf[noCols].tableName, wxT(""));
- wxStrcpy(colInf[noCols].colName, wxT(""));
- colInf[noCols].sqlDataType = 0;
-
- // Merge ...
- int offset = 0;
-
- for (i = 0 ; i < tbl ; i++)
- {
- for (j = 0 ; j < TableColumns[i].noCols ; j++)
- {
- colInf[offset++] = TableColumns[i].colInf[j];
- }
- }
-
- delete [] TableColumns;
-
- return colInf;
-}
+ RETCODE retcode;
+ SDWORD cb;
+
+ wxString TableName;
+ wxString UserID;
+ convertUserID(userID,UserID);
-wxDbColInf *wxDb::GetColumns(char *tableName, int *numCols, const char *userID)
- //
- // Same as the above GetColumns() function except this one gets columns
- // only for a single table, and if 'numCols' is not NULL, the number of
- // columns stored in the returned wxDbColInf is set in '*numCols'
- //
- // userID is evaluated in the following manner:
- // userID == NULL ... UserID is ignored
- // userID == "" ... UserID set equal to 'this->uid'
- // userID != "" ... UserID set equal to 'userID'
- //
- // NOTE: ALL column bindings associated with this wxDb instance are unbound
- // by this function. This function should use its own wxDb instance
- // to avoid undesired unbinding of columns.
-
-{
- SWORD noCols = 0;
- int colNo = 0;
- wxDbColInf *colInf = 0;
-
- RETCODE retcode;
- SDWORD cb;
-
- wxString UserID;
- wxString TableName;
-
- if (userID)
- {
- if (!wxStrlen(userID))
- UserID = uid;
- else
- UserID = userID;
- }
- else
- UserID = "";
-
- // dBase does not use user names, and some drivers fail if you try to pass one
- if (Dbms() == dbmsDBASE)
- UserID = "";
-
- // Oracle user names may only be in uppercase, so force
- // the name to uppercase
- if (Dbms() == dbmsORACLE)
- UserID = UserID.Upper();
-
- // Pass 1 - Determine how many columns there are.
- // Pass 2 - Allocate the wxDbColInf array and fill in
- // the array with the column information.
- int pass;
- for (pass = 1; pass <= 2; pass++)
- {
- if (pass == 2)
+ // Pass 1 - Determine how many columns there are.
+ // Pass 2 - Allocate the wxDbColInf array and fill in
+ // the array with the column information.
+ int pass;
+ for (pass = 1; pass <= 2; pass++)
+ {
+ if (pass == 2)
{
- if (noCols == 0) // Probably a bogus table name(s)
- break;
- // Allocate n wxDbColInf objects to hold the column information
- colInf = new wxDbColInf[noCols+1];
- if (!colInf)
- break;
- // Mark the end of the array
- wxStrcpy(colInf[noCols].tableName, wxT(""));
- wxStrcpy(colInf[noCols].colName, wxT(""));
- colInf[noCols].sqlDataType = 0;
+ if (noCols == 0) // Probably a bogus table name(s)
+ break;
+ // Allocate n wxDbColInf objects to hold the column information
+ colInf = new wxDbColInf[noCols+1];
+ if (!colInf)
+ break;
+ // Mark the end of the array
+ wxStrcpy(colInf[noCols].tableName, wxEmptyString);
+ wxStrcpy(colInf[noCols].colName, wxEmptyString);
+ colInf[noCols].sqlDataType = 0;
}
-
- TableName = tableName;
- // Oracle table names are uppercase only, so force
- // the name to uppercase just in case programmer forgot to do this
- if (Dbms() == dbmsORACLE)
- TableName = TableName.Upper();
-
- SQLFreeStmt(hstmt, SQL_CLOSE);
-
- // MySQL and Access cannot accept a user name when looking up column names, so we
- // use the call below that leaves out the user name
- if (wxStrcmp(UserID.c_str(),wxT("")) &&
- Dbms() != dbmsMY_SQL &&
- Dbms() != dbmsACCESS)
+
+ TableName = tableName;
+ // Oracle and Interbase table names are uppercase only, so force
+ // the name to uppercase just in case programmer forgot to do this
+ if ((Dbms() == dbmsORACLE) ||
+ (Dbms() == dbmsINTERBASE))
+ TableName = TableName.Upper();
+
+ SQLFreeStmt(hstmt, SQL_CLOSE);
+
+ // MySQL, SQLServer, and Access cannot accept a user name when looking up column names, so we
+ // use the call below that leaves out the user name
+ if (!UserID.IsEmpty() &&
+ Dbms() != dbmsMY_SQL &&
+ Dbms() != dbmsACCESS &&
+ Dbms() != dbmsMS_SQL_SERVER)
{
- retcode = SQLColumns(hstmt,
- NULL, 0, // All qualifiers
- (UCHAR *) UserID.c_str(), SQL_NTS, // Owner
- (UCHAR *) TableName.c_str(), SQL_NTS,
- NULL, 0); // All columns
+ retcode = SQLColumns(hstmt,
+ NULL, 0, // All qualifiers
+ (UCHAR *) UserID.c_str(), SQL_NTS, // Owner
+ (UCHAR *) TableName.c_str(), SQL_NTS,
+ NULL, 0); // All columns
}
- else
+ else
{
- retcode = SQLColumns(hstmt,
- NULL, 0, // All qualifiers
- NULL, 0, // Owner
- (UCHAR *) TableName.c_str(), SQL_NTS,
- NULL, 0); // All columns
+ retcode = SQLColumns(hstmt,
+ NULL, 0, // All qualifiers
+ NULL, 0, // Owner
+ (UCHAR *) TableName.c_str(), SQL_NTS,
+ NULL, 0); // All columns
}
- if (retcode != SQL_SUCCESS)
+ if (retcode != SQL_SUCCESS)
{ // Error occured, abort
- DispAllErrors(henv, hdbc, hstmt);
- if (colInf)
- delete [] colInf;
- SQLFreeStmt(hstmt, SQL_CLOSE);
- if (numCols)
- *numCols = 0;
- return(0);
+ DispAllErrors(henv, hdbc, hstmt);
+ if (colInf)
+ delete [] colInf;
+ SQLFreeStmt(hstmt, SQL_CLOSE);
+ if (numCols)
+ *numCols = 0;
+ return(0);
}
while ((retcode = SQLFetch(hstmt)) == SQL_SUCCESS)
GetData( 4, SQL_C_CHAR, (UCHAR*) colInf[colNo].colName, DB_MAX_COLUMN_NAME_LEN+1, &cb);
GetData( 5, SQL_C_SSHORT, (UCHAR*) &colInf[colNo].sqlDataType, 0, &cb);
GetData( 6, SQL_C_CHAR, (UCHAR*) colInf[colNo].typeName, 128+1, &cb);
- GetData( 7, SQL_C_SLONG, (UCHAR*) &colInf[colNo].columnSize, 0, &cb);
+ GetData( 7, SQL_C_SLONG, (UCHAR*) &colInf[colNo].columnSize, 0, &cb);
GetData( 8, SQL_C_SSHORT, (UCHAR*) &colInf[colNo].bufferLength, 0, &cb);
GetData( 9, SQL_C_SSHORT, (UCHAR*) &colInf[colNo].decimalDigits,0, &cb);
GetData(10, SQL_C_SSHORT, (UCHAR*) &colInf[colNo].numPrecRadix, 0, &cb);
colInf[colNo].PkTableName[0] = 0; // Tablenames where Primary Key is used as a Foreign Key
colInf[colNo].FkCol = 0; // Foreign key column 0=No; 1= First Key, 2 = Second Key etc.
colInf[colNo].FkTableName[0] = 0; // Foreign key table name
-
-#ifdef _IODBC_
- // IODBC returns the columnSize in bufferLength.. (bug)
- colInf[colNo].columnSize = colInf[colNo].bufferLength;
+
+#ifdef _IODBC_
+ // IODBC does not return a correct columnSize, so we set
+ // columnSize = bufferLength if no column size was returned
+ // IODBC returns the columnSize in bufferLength.. (bug)
+ if (colInf[colNo].columnSize < 1)
+ {
+ colInf[colNo].columnSize = colInf[colNo].bufferLength;
+ }
#endif
-
- // Determine the wxDb data type that is used to represent the native data type of this data source
- colInf[colNo].dbDataType = 0;
- // Get the intern datatype
- switch (colInf[colNo].sqlDataType)
- {
- case SQL_VARCHAR:
- case SQL_CHAR:
- colInf[colNo].dbDataType = DB_DATA_TYPE_VARCHAR;
- break;
-
- case SQL_TINYINT:
- case SQL_SMALLINT:
- case SQL_INTEGER:
- colInf[colNo].dbDataType = DB_DATA_TYPE_INTEGER;
- break;
- case SQL_DOUBLE:
- case SQL_DECIMAL:
- case SQL_NUMERIC:
- case SQL_FLOAT:
- case SQL_REAL:
- colInf[colNo].dbDataType = DB_DATA_TYPE_FLOAT;
- break;
- case SQL_DATE:
- colInf[colNo].dbDataType = DB_DATA_TYPE_DATE;
- break;
-
-
+
+ // Determine the wxDb data type that is used to represent the native data type of this data source
+ colInf[colNo].dbDataType = 0;
+ // Get the intern datatype
+ switch (colInf[colNo].sqlDataType)
+ {
+ case SQL_VARCHAR:
+ case SQL_CHAR:
+ colInf[colNo].dbDataType = DB_DATA_TYPE_VARCHAR;
+ break;
+
+ case SQL_TINYINT:
+ case SQL_SMALLINT:
+ case SQL_INTEGER:
+ colInf[colNo].dbDataType = DB_DATA_TYPE_INTEGER;
+ break;
+ case SQL_DOUBLE:
+ case SQL_DECIMAL:
+ case SQL_NUMERIC:
+ case SQL_FLOAT:
+ case SQL_REAL:
+ colInf[colNo].dbDataType = DB_DATA_TYPE_FLOAT;
+ break;
+ case SQL_DATE:
+ colInf[colNo].dbDataType = DB_DATA_TYPE_DATE;
+ break;
+ case SQL_BINARY:
+ colInf[colNo].dbDataType = DB_DATA_TYPE_BLOB;
+ break;
#ifdef __WXDEBUG__
- default:
- wxString errMsg;
- errMsg.sprintf("SQL Data type %d currently not supported by wxWindows", colInf[colNo].sqlDataType);
- wxLogDebug(errMsg,wxT("ODBC DEBUG MESSAGE"));
-#endif
- }
-
-
-
+ default:
+ wxString errMsg;
+ errMsg.Printf(wxT("SQL Data type %d currently not supported by wxWindows"), colInf[colNo].sqlDataType);
+ wxLogDebug(errMsg,wxT("ODBC DEBUG MESSAGE"));
+#endif
+ }
colNo++;
}
}
}
if (retcode != SQL_NO_DATA_FOUND)
- { // Error occured, abort
+ { // Error occured, abort
DispAllErrors(henv, hdbc, hstmt);
if (colInf)
- delete [] colInf;
+ delete [] colInf;
SQLFreeStmt(hstmt, SQL_CLOSE);
if (numCols)
- *numCols = 0;
+ *numCols = 0;
return(0);
- }
- }
-
- SQLFreeStmt(hstmt, SQL_CLOSE);
-
- // Store Primary and Foreign Keys
- GetKeyFields(tableName,colInf,noCols);
-
-
-
- ///////////////////////////////////////////////////////////////////////////
- // Now sort the the columns in order to make them appear in the right order
- ///////////////////////////////////////////////////////////////////////////
-
- // Build a generic SELECT statement which returns 0 rows
- wxString Stmt;
-
- Stmt.sprintf("select * from %s where 0=1", tableName);
-
- // Execute query
- if (SQLExecDirect(hstmt, (UCHAR FAR *) Stmt.c_str(), SQL_NTS) != SQL_SUCCESS)
- {
- DispAllErrors(henv, hdbc, hstmt);
- return NULL;
- }
-
- // Get the number of result columns
- if (SQLNumResultCols (hstmt, &noCols) != SQL_SUCCESS)
- {
- DispAllErrors(henv, hdbc, hstmt);
- return NULL;
- }
-
- if (noCols == 0) // Probably a bogus table name
- return NULL;
-
- // Get the name
- int i;
- short colNum;
- UCHAR name[100];
- SWORD Sword;
- SDWORD Sdword;
- for (colNum = 0; colNum < noCols; colNum++)
- {
- if (SQLColAttributes(hstmt,colNum+1, SQL_COLUMN_NAME,
- name, sizeof(name),
- &Sword, &Sdword) != SQL_SUCCESS)
- {
- DispAllErrors(henv, hdbc, hstmt);
- return NULL;
- }
-
- wxString Name1 = name;
- Name1 = Name1.Upper();
-
- // Where is this name in the array ?
- for (i = colNum ; i < noCols ; i++)
- {
- wxString Name2 = colInf[i].colName;
- Name2 = Name2.Upper();
- if (Name2 == Name1)
- {
- if (colNum != i) // swap to sort
- {
- wxDbColInf tmpColInf = colInf[colNum];
- colInf[colNum] = colInf[i];
- colInf[i] = tmpColInf;
- }
- break;
- }
- }
- }
- SQLFreeStmt(hstmt, SQL_CLOSE);
-
- ///////////////////////////////////////////////////////////////////////////
- // End sorting
- ///////////////////////////////////////////////////////////////////////////
-
-
-
-
- if (numCols)
- *numCols = noCols;
- return colInf;
-
+ }
+ }
+
+ SQLFreeStmt(hstmt, SQL_CLOSE);
+
+ // Store Primary and Foreign Keys
+ GetKeyFields(tableName,colInf,noCols);
+
+ ///////////////////////////////////////////////////////////////////////////
+ // Now sort the the columns in order to make them appear in the right order
+ ///////////////////////////////////////////////////////////////////////////
+
+ // Build a generic SELECT statement which returns 0 rows
+ wxString Stmt;
+
+ Stmt.Printf(wxT("select * from \"%s\" where 0=1"), tableName);
+
+ // Execute query
+ if (SQLExecDirect(hstmt, (UCHAR FAR *) Stmt.c_str(), SQL_NTS) != SQL_SUCCESS)
+ {
+ DispAllErrors(henv, hdbc, hstmt);
+ return NULL;
+ }
+
+ // Get the number of result columns
+ if (SQLNumResultCols (hstmt, &noCols) != SQL_SUCCESS)
+ {
+ DispAllErrors(henv, hdbc, hstmt);
+ return NULL;
+ }
+
+ if (noCols == 0) // Probably a bogus table name
+ return NULL;
+
+ // Get the name
+ int i;
+ short colNum;
+ UCHAR name[100];
+ SWORD Sword;
+ SDWORD Sdword;
+ for (colNum = 0; colNum < noCols; colNum++)
+ {
+ if (SQLColAttributes(hstmt,colNum+1, SQL_COLUMN_NAME,
+ name, sizeof(name),
+ &Sword, &Sdword) != SQL_SUCCESS)
+ {
+ DispAllErrors(henv, hdbc, hstmt);
+ return NULL;
+ }
+
+ wxString Name1 = name;
+ Name1 = Name1.Upper();
+
+ // Where is this name in the array ?
+ for (i = colNum ; i < noCols ; i++)
+ {
+ wxString Name2 = colInf[i].colName;
+ Name2 = Name2.Upper();
+ if (Name2 == Name1)
+ {
+ if (colNum != i) // swap to sort
+ {
+ wxDbColInf tmpColInf = colInf[colNum];
+ colInf[colNum] = colInf[i];
+ colInf[i] = tmpColInf;
+ }
+ break;
+ }
+ }
+ }
+ SQLFreeStmt(hstmt, SQL_CLOSE);
+
+ ///////////////////////////////////////////////////////////////////////////
+ // End sorting
+ ///////////////////////////////////////////////////////////////////////////
+
+ if (numCols)
+ *numCols = noCols;
+ return colInf;
+
} // wxDb::GetColumns()
-#endif
+#endif // #else OLD_GETCOLUMNS
/********** wxDb::GetColumnCount() **********/
-int wxDb::GetColumnCount(char *tableName, const char *userID)
+int wxDb::GetColumnCount(const wxString &tableName, const wxChar *userID)
/*
* Returns a count of how many columns are in a table.
* If an error occurs in computing the number of columns
* to avoid undesired unbinding of columns.
*/
{
- int noCols = 0;
+ UWORD noCols = 0;
RETCODE retcode;
- wxString UserID;
wxString TableName;
- if (userID)
- {
- if (!wxStrlen(userID))
- UserID = uid;
- else
- UserID = userID;
- }
- else
- UserID = wxT("");
+ wxString UserID;
+ convertUserID(userID,UserID);
- // dBase does not use user names, and some drivers fail if you try to pass one
- if (Dbms() == dbmsDBASE)
- UserID = wxT("");
+ TableName = tableName;
+ // Oracle and Interbase table names are uppercase only, so force
+ // the name to uppercase just in case programmer forgot to do this
+ if ((Dbms() == dbmsORACLE) ||
+ (Dbms() == dbmsINTERBASE))
+ TableName = TableName.Upper();
- // Oracle user names may only be in uppercase, so force
- // the name to uppercase
- if (Dbms() == dbmsORACLE)
- UserID = UserID.Upper();
+ SQLFreeStmt(hstmt, SQL_CLOSE);
+ // MySQL, SQLServer, and Access cannot accept a user name when looking up column names, so we
+ // use the call below that leaves out the user name
+ if (!UserID.IsEmpty() &&
+ Dbms() != dbmsMY_SQL &&
+ Dbms() != dbmsACCESS &&
+ Dbms() != dbmsMS_SQL_SERVER)
{
- // Loop through each table name
- {
- TableName = tableName;
- // Oracle table names are uppercase only, so force
- // the name to uppercase just in case programmer forgot to do this
- if (Dbms() == dbmsORACLE)
- TableName = TableName.Upper();
-
- SQLFreeStmt(hstmt, SQL_CLOSE);
-
- // MySQL and Access cannot accept a user name when looking up column names, so we
- // use the call below that leaves out the user name
- if (wxStrcmp(UserID.c_str(),wxT("")) &&
- Dbms() != dbmsMY_SQL &&
- Dbms() != dbmsACCESS)
- {
- retcode = SQLColumns(hstmt,
- NULL, 0, // All qualifiers
- (UCHAR *) UserID.c_str(), SQL_NTS, // Owner
- (UCHAR *) TableName.c_str(), SQL_NTS,
- NULL, 0); // All columns
- }
- else
- {
- retcode = SQLColumns(hstmt,
- NULL, 0, // All qualifiers
- NULL, 0, // Owner
- (UCHAR *) TableName.c_str(), SQL_NTS,
- NULL, 0); // All columns
- }
- if (retcode != SQL_SUCCESS)
- { // Error occured, abort
- DispAllErrors(henv, hdbc, hstmt);
- SQLFreeStmt(hstmt, SQL_CLOSE);
- return(-1);
- }
+ retcode = SQLColumns(hstmt,
+ NULL, 0, // All qualifiers
+ (UCHAR *) UserID.c_str(), SQL_NTS, // Owner
+ (UCHAR *) TableName.c_str(), SQL_NTS,
+ NULL, 0); // All columns
+ }
+ else
+ {
+ retcode = SQLColumns(hstmt,
+ NULL, 0, // All qualifiers
+ NULL, 0, // Owner
+ (UCHAR *) TableName.c_str(), SQL_NTS,
+ NULL, 0); // All columns
+ }
+ if (retcode != SQL_SUCCESS)
+ { // Error occured, abort
+ DispAllErrors(henv, hdbc, hstmt);
+ SQLFreeStmt(hstmt, SQL_CLOSE);
+ return(-1);
+ }
- // Count the columns
- while ((retcode = SQLFetch(hstmt)) == SQL_SUCCESS)
- noCols++;
+ // Count the columns
+ while ((retcode = SQLFetch(hstmt)) == SQL_SUCCESS)
+ noCols++;
- if (retcode != SQL_NO_DATA_FOUND)
- { // Error occured, abort
- DispAllErrors(henv, hdbc, hstmt);
- SQLFreeStmt(hstmt, SQL_CLOSE);
- return(-1);
- }
- }
+ if (retcode != SQL_NO_DATA_FOUND)
+ { // Error occured, abort
+ DispAllErrors(henv, hdbc, hstmt);
+ SQLFreeStmt(hstmt, SQL_CLOSE);
+ return(-1);
}
SQLFreeStmt(hstmt, SQL_CLOSE);
/********** wxDb::GetCatalog() *******/
-wxDbInf *wxDb::GetCatalog(char *userID)
+wxDbInf *wxDb::GetCatalog(const wxChar *userID)
/*
* ---------------------------------------------------------------------
- * -- 19991203 : mj10777@gmx.net : Create ------
+ * -- 19991203 : mj10777 : Create ------
* -- : Creates a wxDbInf with Tables / Cols Array ------
* -- : uses SQLTables and fills pTableInf; ------
* -- : pColInf is set to NULL and numCols to 0; ------
int pass;
RETCODE retcode;
SDWORD cb;
-// char tblNameSave[DB_MAX_TABLE_NAME_LEN+1];
wxString tblNameSave;
wxString UserID;
-
- if (userID)
- {
- if (!wxStrlen(userID))
- UserID = uid;
- else
- UserID = userID;
- }
- else
- UserID = wxT("");
-
- // dBase does not use user names, and some drivers fail if you try to pass one
- if (Dbms() == dbmsDBASE)
- UserID = wxT("");
-
- // Oracle user names may only be in uppercase, so force
- // the name to uppercase
- if (Dbms() == dbmsORACLE)
- UserID = UserID.Upper();
+ convertUserID(userID,UserID);
//-------------------------------------------------------------
- pDbInf = new wxDbInf; // Create the Database Arrray
- pDbInf->catalog[0] = 0;
- pDbInf->schema[0] = 0;
- pDbInf->numTables = 0; // Counter for Tables
- pDbInf->pTableInf = NULL; // Array of Tables
+ pDbInf = new wxDbInf; // Create the Database Array
//-------------------------------------------------------------
// Table Information
// Pass 1 - Determine how many Tables there are.
// - Create the Cols array = NULL
//-------------------------------------------------------------
-
for (pass = 1; pass <= 2; pass++)
{
SQLFreeStmt(hstmt, SQL_CLOSE); // Close if Open
- tblNameSave = wxT("");
+ tblNameSave.Empty();
- if (wxStrcmp(UserID.c_str(),wxT("")) &&
- Dbms() != dbmsMY_SQL &&
- Dbms() != dbmsACCESS)
+ if (!UserID.IsEmpty() &&
+ Dbms() != dbmsMY_SQL &&
+ Dbms() != dbmsACCESS &&
+ Dbms() != dbmsMS_SQL_SERVER)
{
-
retcode = SQLTables(hstmt,
NULL, 0, // All qualifiers
- (UCHAR *) UserID.c_str(), SQL_NTS, // User specified
+ (UCHAR *) UserID.c_str(), SQL_NTS, // User specified
NULL, 0, // All tables
NULL, 0); // All columns
}
else
{
-
retcode = SQLTables(hstmt,
NULL, 0, // All qualifiers
NULL, 0, // User specified
if (retcode != SQL_SUCCESS)
{
-
DispAllErrors(henv, hdbc, hstmt);
pDbInf = NULL;
SQLFreeStmt(hstmt, SQL_CLOSE);
return pDbInf;
}
-
+
while ((retcode = SQLFetch(hstmt)) == SQL_SUCCESS) // Table Information
{
-
if (pass == 1) // First pass, just count the Tables
{
if (pDbInf->numTables == 0)
if (pDbInf->pTableInf == NULL) // Has the Table Array been created
{ // no, then create the Array
pDbInf->pTableInf = new wxDbTableInf[pDbInf->numTables];
- for (noTab=0;noTab<pDbInf->numTables;noTab++)
- {
- (pDbInf->pTableInf+noTab)->tableName[0] = 0;
- (pDbInf->pTableInf+noTab)->tableType[0] = 0;
- (pDbInf->pTableInf+noTab)->tableRemarks[0] = 0;
- (pDbInf->pTableInf+noTab)->numCols = 0;
- (pDbInf->pTableInf+noTab)->pColInf = NULL;
- }
noTab = 0;
- } // if (pDbInf->pTableInf == NULL) // Has the Table Array been created
+ } // if (pDbInf->pTableInf == NULL) // Has the Table Array been created
GetData( 3, SQL_C_CHAR, (UCHAR*) (pDbInf->pTableInf+noTab)->tableName, DB_MAX_TABLE_NAME_LEN+1, &cb);
GetData( 4, SQL_C_CHAR, (UCHAR*) (pDbInf->pTableInf+noTab)->tableType, 30+1, &cb);
GetData( 5, SQL_C_CHAR, (UCHAR*) (pDbInf->pTableInf+noTab)->tableRemarks, 254+1, &cb);
-
+
noTab++;
- } // if (pass == 2) We now know the amount of Tables
- } // while ((retcode = SQLFetch(hstmt)) == SQL_SUCCESS)
- } // for (pass = 1; pass <= 2; pass++)
+ } // if
+ } // while
+ } // for
SQLFreeStmt(hstmt, SQL_CLOSE);
// Query how many columns are in each table
{
(pDbInf->pTableInf+noTab)->numCols = GetColumnCount((pDbInf->pTableInf+noTab)->tableName,UserID);
}
+
return pDbInf;
+
} // wxDb::GetCatalog()
/********** wxDb::Catalog() **********/
-bool wxDb::Catalog(const char *userID, const char *fileName)
+bool wxDb::Catalog(const wxChar *userID, const wxString &fileName)
/*
* Creates the text file specified in 'filename' which will contain
* a minimal data dictionary of all tables accessible by the user specified
* to avoid undesired unbinding of columns.
*/
{
- assert(fileName && wxStrlen(fileName));
+ wxASSERT(fileName.Length());
RETCODE retcode;
SDWORD cb;
- char tblName[DB_MAX_TABLE_NAME_LEN+1];
+ wxChar tblName[DB_MAX_TABLE_NAME_LEN+1];
wxString tblNameSave;
- char colName[DB_MAX_COLUMN_NAME_LEN+1];
+ wxChar colName[DB_MAX_COLUMN_NAME_LEN+1];
SWORD sqlDataType;
- char typeName[30+1];
- SWORD precision, length;
-
- wxString UserID;
+ wxChar typeName[30+1];
+ SDWORD precision, length;
- FILE *fp = fopen(fileName,"wt");
+ FILE *fp = fopen(fileName.c_str(),wxT("wt"));
if (fp == NULL)
return(FALSE);
SQLFreeStmt(hstmt, SQL_CLOSE);
- if (userID)
- {
- if (!wxStrlen(userID))
- UserID = uid;
- else
- UserID = userID;
- }
- else
- UserID = wxT("");
-
- // dBase does not use user names, and some drivers fail if you try to pass one
- if (Dbms() == dbmsDBASE)
- UserID = wxT("");
-
- // Oracle user names may only be in uppercase, so force
- // the name to uppercase
- if (Dbms() == dbmsORACLE)
- UserID = UserID.Upper();
+ wxString UserID;
+ convertUserID(userID,UserID);
- if (wxStrcmp(UserID.c_str(),wxT("")) &&
- Dbms() != dbmsMY_SQL &&
- Dbms() != dbmsACCESS)
+ if (!UserID.IsEmpty() &&
+ Dbms() != dbmsMY_SQL &&
+ Dbms() != dbmsACCESS &&
+ Dbms() != dbmsINTERBASE &&
+ Dbms() != dbmsMS_SQL_SERVER)
{
retcode = SQLColumns(hstmt,
NULL, 0, // All qualifiers
- (UCHAR *) UserID.c_str(), SQL_NTS, // User specified
+ (UCHAR *) UserID.c_str(), SQL_NTS, // User specified
NULL, 0, // All tables
NULL, 0); // All columns
}
}
wxString outStr;
- tblNameSave = wxT("");
+ tblNameSave.Empty();
int cnt = 0;
- while ((retcode = SQLFetch(hstmt)) == SQL_SUCCESS)
+ while (TRUE)
{
- if (wxStrcmp(tblName,tblNameSave.c_str()))
+ retcode = SQLFetch(hstmt);
+ if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
+ break;
+
+ if (wxStrcmp(tblName, tblNameSave.c_str()))
{
if (cnt)
- fputs("\n", fp);
- fputs("================================ ", fp);
- fputs("================================ ", fp);
- fputs("===================== ", fp);
- fputs("========= ", fp);
- fputs("=========\n", fp);
- outStr.sprintf(wxT("%-32s %-32s %-21s %9s %9s\n"),
+ fputs(wxT("\n"), fp);
+ fputs(wxT("================================ "), fp);
+ fputs(wxT("================================ "), fp);
+ fputs(wxT("===================== "), fp);
+ fputs(wxT("========= "), fp);
+ fputs(wxT("=========\n"), fp);
+ outStr.Printf(wxT("%-32s %-32s %-21s %9s %9s\n"),
wxT("TABLE NAME"), wxT("COLUMN NAME"), wxT("DATA TYPE"), wxT("PRECISION"), wxT("LENGTH"));
fputs(outStr.c_str(), fp);
- fputs("================================ ", fp);
- fputs("================================ ", fp);
- fputs("===================== ", fp);
- fputs("========= ", fp);
- fputs("=========\n", fp);
+ fputs(wxT("================================ "), fp);
+ fputs(wxT("================================ "), fp);
+ fputs(wxT("===================== "), fp);
+ fputs(wxT("========= "), fp);
+ fputs(wxT("=========\n"), fp);
tblNameSave = tblName;
}
- GetData(3,SQL_C_CHAR, (UCHAR *)tblName, DB_MAX_TABLE_NAME_LEN+1, &cb);
- GetData(4,SQL_C_CHAR, (UCHAR *)colName, DB_MAX_COLUMN_NAME_LEN+1,&cb);
- GetData(5,SQL_C_SSHORT,(UCHAR *)&sqlDataType,0, &cb);
- GetData(6,SQL_C_CHAR, (UCHAR *)typeName, sizeof(typeName), &cb);
- GetData(7,SQL_C_SSHORT,(UCHAR *)&precision, 0, &cb);
- GetData(8,SQL_C_SSHORT,(UCHAR *)&length, 0, &cb);
+ GetData(3,SQL_C_CHAR, (UCHAR *) tblName, DB_MAX_TABLE_NAME_LEN+1, &cb);
+ GetData(4,SQL_C_CHAR, (UCHAR *) colName, DB_MAX_COLUMN_NAME_LEN+1,&cb);
+ GetData(5,SQL_C_SSHORT,(UCHAR *)&sqlDataType, 0, &cb);
+ GetData(6,SQL_C_CHAR, (UCHAR *) typeName, sizeof(typeName), &cb);
+ GetData(7,SQL_C_SLONG, (UCHAR *)&precision, 0, &cb);
+ GetData(8,SQL_C_SLONG, (UCHAR *)&length, 0, &cb);
- outStr.sprintf("%-32s %-32s (%04d)%-15s %9d %9d\n",
+ outStr.Printf(wxT("%-32s %-32s (%04d)%-15s %9d %9d\n"),
tblName, colName, sqlDataType, typeName, precision, length);
if (fputs(outStr.c_str(), fp) == EOF)
{
} // wxDb::Catalog()
-bool wxDb::TableExists(const char *tableName, const char *userID, const char *tablePath)
+bool wxDb::TableExists(const wxString &tableName, const wxChar *userID, const wxString &tablePath)
/*
- * Table name can refer to a table, view, alias or synonym. Returns true
+ * Table name can refer to a table, view, alias or synonym. Returns TRUE
* if the object exists in the database. This function does not indicate
* whether or not the user has privleges to query or perform other functions
* on the table.
* userID != "" ... UserID set equal to 'userID'
*/
{
- wxString UserID;
- wxString TableName;
-
- assert(tableName && wxStrlen(tableName));
+ wxASSERT(tableName.Length());
- if (Dbms() == dbmsDBASE)
- {
-
- wxString dbName;
- if (tablePath && wxStrlen(tablePath))
- dbName.sprintf("%s\\%s.dbf",tablePath,tableName);
- else
- dbName.sprintf("%s.dbf",tableName);
-
- bool exists;
- exists = wxFileExists(dbName.c_str());
- return exists;
- }
+ wxString TableName;
- if (userID)
+ if (Dbms() == dbmsDBASE)
{
- if (!wxStrlen(userID))
- UserID = uid;
+ wxString dbName;
+ if (tablePath.Length())
+ dbName.Printf(wxT("%s/%s.dbf"), tablePath.c_str(), tableName.c_str());
else
- UserID = userID;
+ dbName.Printf(wxT("%s.dbf"), tableName.c_str());
+
+ bool exists;
+ exists = wxFileExists(dbName);
+ return exists;
}
- else
- UserID = "";
- // Oracle user names may only be in uppercase, so force
- // the name to uppercase
- if (Dbms() == dbmsORACLE)
- UserID = UserID.Upper();
+ wxString UserID;
+ convertUserID(userID,UserID);
TableName = tableName;
- // Oracle table names are uppercase only, so force
+ // Oracle and Interbase table names are uppercase only, so force
// the name to uppercase just in case programmer forgot to do this
- if (Dbms() == dbmsORACLE)
+ if ((Dbms() == dbmsORACLE) ||
+ (Dbms() == dbmsINTERBASE))
TableName = TableName.Upper();
SQLFreeStmt(hstmt, SQL_CLOSE);
RETCODE retcode;
- // MySQL and Access cannot accept a user name when looking up table names, so we
- // use the call below that leaves out the user name
- if (wxStrcmp(UserID,"") &&
- Dbms() != dbmsMY_SQL &&
- Dbms() != dbmsACCESS)
+ // Some databases cannot accept a user name when looking up table names,
+ // so we use the call below that leaves out the user name
+ if (!UserID.IsEmpty() &&
+ Dbms() != dbmsMY_SQL &&
+ Dbms() != dbmsACCESS &&
+ Dbms() != dbmsMS_SQL_SERVER &&
+ Dbms() != dbmsDB2 &&
+ Dbms() != dbmsINTERBASE &&
+ Dbms() != dbmsPERVASIVE_SQL)
{
retcode = SQLTables(hstmt,
- NULL, 0, // All qualifiers
- (UCHAR *) UserID.c_str(), SQL_NTS, // All owners
+ NULL, 0, // All qualifiers
+ (UCHAR *) UserID.c_str(), SQL_NTS, // Only tables owned by this user
(UCHAR FAR *)TableName.c_str(), SQL_NTS,
- NULL, 0); // All table types
+ NULL, 0); // All table types
}
else
{
retcode = SQLTables(hstmt,
- NULL, 0, // All qualifiers
- NULL, 0, // All owners
+ NULL, 0, // All qualifiers
+ NULL, 0, // All owners
(UCHAR FAR *)TableName.c_str(), SQL_NTS,
- NULL, 0); // All table types
+ NULL, 0); // All table types
}
if (retcode != SQL_SUCCESS)
return(DispAllErrors(henv, hdbc, hstmt));
retcode = SQLFetch(hstmt);
- if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
+ if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
{
SQLFreeStmt(hstmt, SQL_CLOSE);
return(DispAllErrors(henv, hdbc, hstmt));
}
SQLFreeStmt(hstmt, SQL_CLOSE);
+
return(TRUE);
} // wxDb::TableExists()
+/********** wxDb::TablePrivileges() **********/
+bool wxDb::TablePrivileges(const wxString &tableName, const wxString &priv, const wxChar *userID,
+ const wxChar *schema, const wxString &tablePath)
+{
+ wxASSERT(tableName.Length());
+
+ wxDbTablePrivilegeInfo result;
+ SDWORD cbRetVal;
+ RETCODE retcode;
+
+ // We probably need to be able to dynamically set this based on
+ // the driver type, and state.
+ wxChar curRole[]=wxT("public");
+
+ wxString TableName;
+
+ wxString UserID,Schema;
+ convertUserID(userID,UserID);
+ convertUserID(schema,Schema);
+
+ TableName = tableName;
+ // Oracle and Interbase table names are uppercase only, so force
+ // the name to uppercase just in case programmer forgot to do this
+ if ((Dbms() == dbmsORACLE) ||
+ (Dbms() == dbmsINTERBASE))
+ TableName = TableName.Upper();
+
+ SQLFreeStmt(hstmt, SQL_CLOSE);
+
+ // Some databases cannot accept a user name when looking up table names,
+ // so we use the call below that leaves out the user name
+ if (!Schema.IsEmpty() &&
+ Dbms() != dbmsMY_SQL &&
+ Dbms() != dbmsACCESS &&
+ Dbms() != dbmsMS_SQL_SERVER)
+ {
+ retcode = SQLTablePrivileges(hstmt,
+ NULL, 0, // Catalog
+ (UCHAR FAR *)Schema.c_str(), SQL_NTS, // Schema
+ (UCHAR FAR *)TableName.c_str(), SQL_NTS);
+ }
+ else
+ {
+ retcode = SQLTablePrivileges(hstmt,
+ NULL, 0, // Catalog
+ NULL, 0, // Schema
+ (UCHAR FAR *)TableName.c_str(), SQL_NTS);
+ }
+
+#ifdef DBDEBUG_CONSOLE
+ fprintf(stderr ,wxT("SQLTablePrivileges() returned %i \n"),retcode);
+#endif
+
+ if ((retcode != SQL_SUCCESS) && (retcode != SQL_SUCCESS_WITH_INFO))
+ return(DispAllErrors(henv, hdbc, hstmt));
+
+ bool failed = FALSE;
+ retcode = SQLFetch(hstmt);
+ while (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
+ {
+ if (SQLGetData(hstmt, 1, SQL_C_CHAR, (UCHAR*) result.tableQual, sizeof(result.tableQual), &cbRetVal) != SQL_SUCCESS)
+ failed = TRUE;
+
+ if (!failed && SQLGetData(hstmt, 2, SQL_C_CHAR, (UCHAR*) result.tableOwner, sizeof(result.tableOwner), &cbRetVal) != SQL_SUCCESS)
+ failed = TRUE;
+
+ if (!failed && SQLGetData(hstmt, 3, SQL_C_CHAR, (UCHAR*) result.tableName, sizeof(result.tableName), &cbRetVal) != SQL_SUCCESS)
+ failed = TRUE;
+
+ if (!failed && SQLGetData(hstmt, 4, SQL_C_CHAR, (UCHAR*) result.grantor, sizeof(result.grantor), &cbRetVal) != SQL_SUCCESS)
+ failed = TRUE;
+
+ if (!failed && SQLGetData(hstmt, 5, SQL_C_CHAR, (UCHAR*) result.grantee, sizeof(result.grantee), &cbRetVal) != SQL_SUCCESS)
+ failed = TRUE;
+
+ if (!failed && SQLGetData(hstmt, 6, SQL_C_CHAR, (UCHAR*) result.privilege, sizeof(result.privilege), &cbRetVal) != SQL_SUCCESS)
+ failed = TRUE;
+
+ if (!failed && SQLGetData(hstmt, 7, SQL_C_CHAR, (UCHAR*) result.grantable, sizeof(result.grantable), &cbRetVal) != SQL_SUCCESS)
+ failed = TRUE;
+
+ if (failed)
+ {
+ return(DispAllErrors(henv, hdbc, hstmt));
+ }
+#ifdef DBDEBUG_CONSOLE
+ fprintf(stderr,wxT("Scanning %s privilege on table %s.%s granted by %s to %s\n"),
+ result.privilege,result.tableOwner,result.tableName,
+ result.grantor, result.grantee);
+#endif
+
+ if (UserID.IsSameAs(result.tableOwner,FALSE))
+ {
+ SQLFreeStmt(hstmt, SQL_CLOSE);
+ return TRUE;
+ }
+
+ if (UserID.IsSameAs(result.grantee,FALSE) &&
+ !wxStrcmp(result.privilege,priv))
+ {
+ SQLFreeStmt(hstmt, SQL_CLOSE);
+ return TRUE;
+ }
+
+ if (!wxStrcmp(result.grantee,curRole) &&
+ !wxStrcmp(result.privilege,priv))
+ {
+ SQLFreeStmt(hstmt, SQL_CLOSE);
+ return TRUE;
+ }
+
+ retcode = SQLFetch(hstmt);
+ }
+
+ SQLFreeStmt(hstmt, SQL_CLOSE);
+ return FALSE;
+
+} // wxDb::TablePrivileges
+
+
+const wxString wxDb::SQLTableName(const wxChar *tableName)
+{
+ wxString TableName;
+
+ if (Dbms() == dbmsACCESS)
+ TableName = '"';
+ TableName += tableName;
+ if (Dbms() == dbmsACCESS)
+ TableName += '"';
+
+ return TableName;
+} // wxDb::SQLTableName()
+
+
+const wxString wxDb::SQLColumnName(const wxChar *colName)
+{
+ wxString ColName;
+
+ if (Dbms() == dbmsACCESS)
+ ColName = '"';
+ ColName += colName;
+ if (Dbms() == dbmsACCESS)
+ ColName += '"';
+
+ return ColName;
+} // wxDb::SQLColumnName()
+
+
/********** wxDb::SetSqlLogging() **********/
-bool wxDb::SetSqlLogging(wxDbSqlLogState state, const char *filename, bool append)
+bool wxDb::SetSqlLogging(wxDbSqlLogState state, const wxString &filename, bool append)
{
- assert(state == sqlLogON || state == sqlLogOFF);
- assert(state == sqlLogOFF || filename);
+ wxASSERT(state == sqlLogON || state == sqlLogOFF);
+ wxASSERT(state == sqlLogOFF || filename.Length());
if (state == sqlLogON)
{
if (fpSqlLog == 0)
{
- fpSqlLog = fopen(filename, (append ? "at" : "wt"));
+ fpSqlLog = fopen(filename, (append ? wxT("at") : wxT("wt")));
if (fpSqlLog == NULL)
return(FALSE);
}
/********** wxDb::WriteSqlLog() **********/
-bool wxDb::WriteSqlLog(const wxChar *logMsg)
+bool wxDb::WriteSqlLog(const wxString &logMsg)
{
- assert(logMsg);
+ wxASSERT(logMsg.Length());
if (fpSqlLog == 0 || sqlLogState == sqlLogOFF)
return(FALSE);
- if (fputs("\n", fpSqlLog) == EOF) return(FALSE);
- if (fputs(logMsg, fpSqlLog) == EOF) return(FALSE);
- if (fputs("\n", fpSqlLog) == EOF) return(FALSE);
+ if (fputs(wxT("\n"), fpSqlLog) == EOF)
+ return(FALSE);
+ if (fputs(logMsg, fpSqlLog) == EOF)
+ return(FALSE);
+ if (fputs(wxT("\n"), fpSqlLog) == EOF)
+ return(FALSE);
return(TRUE);
*
* SYBASE (Enterprise)
* - If a column is part of the Primary Key, the column cannot be NULL
+ * - Maximum row size is somewhere in the neighborhood of 1920 bytes
*
* MY_SQL
* - If a column is part of the Primary Key, the column cannot be NULL
* - Cannot support selecting for update [::CanSelectForUpdate()]. Always returns FALSE
+ * - Columns that are part of primary or secondary keys must be defined as being NOT NULL
+ * when they are created. Some code is added in ::CreateIndex to try to adjust the
+ * column definition if it is not defined correctly, but it is experimental
+ * - Does not support sub-queries in SQL statements
*
* POSTGRES
* - Does not support the keywords 'ASC' or 'DESC' as of release v6.5.0
+ * - Does not support sub-queries in SQL statements
*
+ * DB2
+ * - Primary keys must be declared as NOT NULL
+ * - Table and index names must not be longer than 13 characters in length (technically
+ * table names can be up to 18 characters, but the primary index is created using the
+ * base table name plus "_PIDX", so the limit if the table has a primary index is 13.
*
+ * PERVASIVE SQL
+ *
+ * INTERBASE
+ * - Columns that are part of primary keys must be defined as being NOT NULL
+ * when they are created. Some code is added in ::CreateIndex to try to adjust the
+ * column definition if it is not defined correctly, but it is experimental
*/
{
+ // Should only need to do this once for each new database connection
+ // so return the value we already determined it to be to save time
+ // and lots of string comparisons
+ if (dbmsType != dbmsUNIDENTIFIED)
+ return(dbmsType);
+
wxChar baseName[25+1];
wxStrncpy(baseName,dbInf.dbmsName,25);
+ baseName[25] = 0;
+
+ // RGG 20001025 : add support for Interbase
+ // GT : Integrated to base classes on 20001121
+ if (!wxStricmp(dbInf.dbmsName,wxT("Interbase")))
+ return((wxDBMS)(dbmsType = dbmsINTERBASE));
// BJO 20000428 : add support for Virtuoso
- if (!wxStricmp(dbInf.dbmsName,"OpenLink Virtuoso VDBMS"))
- return(dbmsVIRTUOSO);
-
+ if (!wxStricmp(dbInf.dbmsName,wxT("OpenLink Virtuoso VDBMS")))
+ return((wxDBMS)(dbmsType = dbmsVIRTUOSO));
+
+ if (!wxStricmp(dbInf.dbmsName,wxT("Adaptive Server Anywhere")))
+ return((wxDBMS)(dbmsType = dbmsSYBASE_ASA));
- if (!wxStricmp(dbInf.dbmsName,"Adaptive Server Anywhere"))
- return(dbmsSYBASE_ASA);
-
// BJO 20000427 : The "SQL Server" string is also returned by SQLServer when
// connected through an OpenLink driver.
- // Is it also returned by Sybase Adapatitve server?
- // OpenLink driver name is OLOD3032.DLL for msw and oplodbc.so for unix
- if (!wxStricmp(dbInf.dbmsName,"SQL Server"))
- if (!wxStrncmp(dbInf.driverName, "oplodbc", 7) ||
- !wxStrncmp(dbInf.driverName, "OLOD", 4))
- return dbmsMS_SQL_SERVER; else return dbmsSYBASE_ASE;
-
-
- if (!wxStricmp(dbInf.dbmsName,"Microsoft SQL Server"))
- return(dbmsMS_SQL_SERVER);
- if (!wxStricmp(dbInf.dbmsName,"MySQL"))
- return(dbmsMY_SQL);
- if (!wxStricmp(dbInf.dbmsName,"PostgreSQL")) // v6.5.0
- return(dbmsPOSTGRES);
+ // Is it also returned by Sybase Adapatitve server?
+ // OpenLink driver name is OLOD3032.DLL for msw and oplodbc.so for unix
+ if (!wxStricmp(dbInf.dbmsName,wxT("SQL Server")))
+ {
+ if (!wxStrncmp(dbInf.driverName, wxT("oplodbc"), 7) ||
+ !wxStrncmp(dbInf.driverName, wxT("OLOD"), 4))
+ return ((wxDBMS)(dbmsMS_SQL_SERVER));
+ else
+ return ((wxDBMS)(dbmsType = dbmsSYBASE_ASE));
+ }
- baseName[8] = 0;
- if (!wxStricmp(baseName,"Informix"))
- return(dbmsINFORMIX);
+ if (!wxStricmp(dbInf.dbmsName,wxT("Microsoft SQL Server")))
+ return((wxDBMS)(dbmsType = dbmsMS_SQL_SERVER));
+ if (!wxStricmp(dbInf.dbmsName,wxT("MySQL")))
+ return((wxDBMS)(dbmsType = dbmsMY_SQL));
+ if (!wxStricmp(dbInf.dbmsName,wxT("PostgreSQL"))) // v6.5.0
+ return((wxDBMS)(dbmsType = dbmsPOSTGRES));
+ baseName[9] = 0;
+ if (!wxStricmp(dbInf.dbmsName,wxT("Pervasive")))
+ return((wxDBMS)(dbmsType = dbmsPERVASIVE_SQL));
+
+ baseName[8] = 0;
+ if (!wxStricmp(baseName,wxT("Informix")))
+ return((wxDBMS)(dbmsType = dbmsINFORMIX));
baseName[6] = 0;
- if (!wxStricmp(baseName,"Oracle"))
- return(dbmsORACLE);
- if (!wxStricmp(dbInf.dbmsName,"ACCESS"))
- return(dbmsACCESS);
- if (!wxStricmp(dbInf.dbmsName,"MySQL"))
- return(dbmsMY_SQL);
- if (!wxStricmp(baseName,"Sybase"))
- return(dbmsSYBASE_ASE);
+ if (!wxStricmp(baseName,wxT("Oracle")))
+ return((wxDBMS)(dbmsType = dbmsORACLE));
+ if (!wxStricmp(dbInf.dbmsName,wxT("ACCESS")))
+ return((wxDBMS)(dbmsType = dbmsACCESS));
+ if (!wxStricmp(dbInf.dbmsName,wxT("MySQL")))
+ return((wxDBMS)(dbmsType = dbmsMY_SQL));
+ if (!wxStricmp(baseName,wxT("Sybase")))
+ return((wxDBMS)(dbmsType = dbmsSYBASE_ASE));
baseName[5] = 0;
- if (!wxStricmp(baseName,"DBASE"))
- return(dbmsDBASE);
+ if (!wxStricmp(baseName,wxT("DBASE")))
+ return((wxDBMS)(dbmsType = dbmsDBASE));
+
+ if (!wxStricmp(baseName,wxT("MySQL")))
+ return((wxDBMS)(dbmsType = dbmsMY_SQL));
+
+ baseName[3] = 0;
+ if (!wxStricmp(baseName,wxT("DB2")))
+ return((wxDBMS)(dbmsType = dbmsDBASE));
+
+ return((wxDBMS)(dbmsType = dbmsUNIDENTIFIED));
- return(dbmsUNIDENTIFIED);
} // wxDb::Dbms()
+bool wxDb::ModifyColumn(const wxString &tableName, const wxString &columnName,
+ int dataType, ULONG columnLength,
+ const wxString &optionalParam)
+{
+ wxASSERT(tableName.Length());
+ wxASSERT(columnName.Length());
+ wxASSERT((dataType == DB_DATA_TYPE_VARCHAR && columnLength > 0) ||
+ dataType != DB_DATA_TYPE_VARCHAR);
+
+ // Must specify a columnLength if modifying a VARCHAR type column
+ if (dataType == DB_DATA_TYPE_VARCHAR && !columnLength)
+ return FALSE;
+
+ wxString dataTypeName;
+ wxString sqlStmt;
+ wxString alterSlashModify;
+
+ switch(dataType)
+ {
+ case DB_DATA_TYPE_VARCHAR :
+ dataTypeName = typeInfVarchar.TypeName;
+ break;
+ case DB_DATA_TYPE_INTEGER :
+ dataTypeName = typeInfInteger.TypeName;
+ break;
+ case DB_DATA_TYPE_FLOAT :
+ dataTypeName = typeInfFloat.TypeName;
+ break;
+ case DB_DATA_TYPE_DATE :
+ dataTypeName = typeInfDate.TypeName;
+ break;
+ case DB_DATA_TYPE_BLOB :
+ dataTypeName = typeInfBlob.TypeName;
+ break;
+ default:
+ return FALSE;
+ }
+
+ // Set the modify or alter syntax depending on the type of database connected to
+ switch (Dbms())
+ {
+ case dbmsORACLE :
+ alterSlashModify = "MODIFY";
+ break;
+ case dbmsMS_SQL_SERVER :
+ alterSlashModify = "ALTER COLUMN";
+ break;
+ case dbmsUNIDENTIFIED :
+ return FALSE;
+ case dbmsSYBASE_ASA :
+ case dbmsSYBASE_ASE :
+ case dbmsMY_SQL :
+ case dbmsPOSTGRES :
+ case dbmsACCESS :
+ case dbmsDBASE :
+ default :
+ alterSlashModify = "MODIFY";
+ break;
+ }
+
+ // create the SQL statement
+ sqlStmt.Printf(wxT("ALTER TABLE \"%s\" \"%s\" \"%s\" %s"), tableName.c_str(), alterSlashModify.c_str(),
+ columnName.c_str(), dataTypeName.c_str());
+
+ // For varchars only, append the size of the column
+ if (dataType == DB_DATA_TYPE_VARCHAR &&
+ (Dbms() != dbmsMY_SQL || dataTypeName != "text"))
+ {
+ wxString s;
+ s.Printf(wxT("(%d)"), columnLength);
+ sqlStmt += s;
+ }
+
+ // for passing things like "NOT NULL"
+ if (optionalParam.Length())
+ {
+ sqlStmt += wxT(" ");
+ sqlStmt += optionalParam;
+ }
+
+ return ExecSql(sqlStmt);
+
+} // wxDb::ModifyColumn()
+
+
/********** wxDbGetConnection() **********/
wxDb WXDLLEXPORT *wxDbGetConnection(wxDbConnectInf *pDbConfig, bool FwdOnlyCursors)
{
wxDbList *pList;
+ // Used to keep a pointer to a DB connection that matches the requested
+ // DSN and FwdOnlyCursors settings, even if it is not FREE, so that the
+ // data types can be copied from it (using the wxDb::Open(wxDb *) function)
+ // rather than having to re-query the datasource to get all the values
+ // using the wxDb::Open(Dsn,Uid,AuthStr) function
+ wxDb *matchingDbConnection = NULL;
+
// Scan the linked list searching for an available database connection
// that's already been opened but is currently not in use.
for (pList = PtrBegDbList; pList; pList = pList->PtrNext)
{
// The database connection must be for the same datasource
// name and must currently not be in use.
- if (pList->Free && (! wxStrcmp(pDbConfig->Dsn, pList->Dsn))) // Found a free connection
+ if (pList->Free &&
+ (pList->PtrDb->FwdOnlyCursors() == FwdOnlyCursors) &&
+ (!wxStrcmp(pDbConfig->GetDsn(), pList->Dsn))) // Found a free connection
{
pList->Free = FALSE;
return(pList->PtrDb);
}
+
+ if (!wxStrcmp(pDbConfig->GetDsn(), pList->Dsn) &&
+ !wxStrcmp(pDbConfig->GetUserID(), pList->Uid) &&
+ !wxStrcmp(pDbConfig->GetPassword(), pList->AuthStr))
+ matchingDbConnection = pList->PtrDb;
}
// No available connections. A new connection must be made and
pList->PtrNext->PtrPrev = pList;
pList = pList->PtrNext;
}
- else // Empty list
+ else // Empty list
{
// Create the first node on the list
pList = PtrBegDbList = new wxDbList;
}
// Initialize new node in the linked list
- pList->PtrNext = 0;
- pList->Free = FALSE;
- wxStrcpy(pList->Dsn, pDbConfig->Dsn);
- pList->PtrDb = new wxDb(pDbConfig->Henv,FwdOnlyCursors);
+ pList->PtrNext = 0;
+ pList->Free = FALSE;
+ pList->Dsn = pDbConfig->GetDsn();
+ pList->Uid = pDbConfig->GetUserID();
+ pList->AuthStr = pDbConfig->GetPassword();
+
+ pList->PtrDb = new wxDb(pDbConfig->GetHenv(), FwdOnlyCursors);
+
+ bool opened = FALSE;
+
+ if (!matchingDbConnection)
+ opened = pList->PtrDb->Open(pDbConfig->GetDsn(), pDbConfig->GetUserID(), pDbConfig->GetPassword());
+ else
+ opened = pList->PtrDb->Open(matchingDbConnection);
// Connect to the datasource
- if (pList->PtrDb->Open(pDbConfig->Dsn, pDbConfig->Uid, pDbConfig->AuthStr))
+ if (opened)
{
+ pList->PtrDb->setCached(TRUE); // Prevent a user from deleting a cached connection
pList->PtrDb->SetSqlLogging(SQLLOGstate,SQLLOGfn,TRUE);
return(pList->PtrDb);
}
// Scan the linked list searching for the database connection
for (pList = PtrBegDbList; pList; pList = pList->PtrNext)
{
- if (pList->PtrDb == pDb) // Found it!!!
- return(pList->Free = TRUE);
+ if (pList->PtrDb == pDb) // Found it, now free it!!!
+ return (pList->Free = TRUE);
}
// Never found the database object, return failure
pNext = pList->PtrNext; // Save the pointer to next
pList->PtrDb->CommitTrans(); // Commit any open transactions on wxDb object
pList->PtrDb->Close(); // Close the wxDb object
+ pList->PtrDb->setCached(FALSE); // Allows deletion of the wxDb instance
delete pList->PtrDb; // Deletes the wxDb object
delete pList; // Deletes the linked list object
}
} // wxDbCloseConnections()
-/********** wxDbNumberConnectionsInUse() **********/
+/********** wxDbConnectionsInUse() **********/
int WXDLLEXPORT wxDbConnectionsInUse(void)
{
wxDbList *pList;
} // wxDbConnectionsInUse()
+
+/********** wxDbLogExtendedErrorMsg() **********/
+// DEBUG ONLY function
+const wxChar WXDLLEXPORT *wxDbLogExtendedErrorMsg(const wxChar *userText,
+ wxDb *pDb,
+ const wxChar *ErrFile,
+ int ErrLine)
+{
+ static wxString msg;
+ msg = userText;
+
+ wxString tStr;
+
+ if (ErrFile || ErrLine)
+ {
+ msg += wxT("File: ");
+ msg += ErrFile;
+ msg += wxT(" Line: ");
+ tStr.Printf(wxT("%d"),ErrLine);
+ msg += tStr.c_str();
+ msg += wxT("\n");
+ }
+
+ msg.Append (wxT("\nODBC errors:\n"));
+ msg += wxT("\n");
+
+ // Display errors for this connection
+ int i;
+ for (i = 0; i < DB_MAX_ERROR_HISTORY; i++)
+ {
+ if (pDb->errorList[i])
+ {
+ msg.Append(pDb->errorList[i]);
+ if (wxStrcmp(pDb->errorList[i],wxT("")) != 0)
+ msg.Append(wxT("\n"));
+ // Clear the errmsg buffer so the next error will not
+ // end up showing the previous error that have occurred
+ wxStrcpy(pDb->errorList[i],wxT(""));
+ }
+ }
+ msg += wxT("\n");
+
+ wxLogDebug(msg.c_str());
+
+ return msg.c_str();
+} // wxDbLogExtendedErrorMsg()
+
+
/********** wxDbSqlLog() **********/
bool wxDbSqlLog(wxDbSqlLogState state, const wxChar *filename)
{
}
SQLLOGstate = state;
- wxStrcpy(SQLLOGfn,filename);
+ SQLLOGfn = filename;
return(TRUE);
#if 0
/********** wxDbCreateDataSource() **********/
-int wxDbCreateDataSource(const char *driverName, const char *dsn, const char *description,
- bool sysDSN, const char *defDir, wxWindow *parent)
+int wxDbCreateDataSource(const wxString &driverName, const wxString &dsn, const wxString &description,
+ bool sysDSN, const wxString &defDir, wxWindow *parent)
/*
* !!!! ONLY FUNCTIONAL UNDER MSW with VC6 !!!!
- * Very rudimentary creation of an ODBC data source.
+ * Very rudimentary creation of an ODBC data source.
+ *
+ * ODBC driver must be ODBC 3.0 compliant to use this function
*/
{
int result = FALSE;
-#ifdef __WXMSW__
+//!!!! ONLY FUNCTIONAL UNDER MSW with VC6 !!!!
+#ifdef __VISUALC__
int dsnLocation;
wxString setupStr;
dsnLocation = ODBC_ADD_DSN;
// NOTE: The decimal 2 is an invalid character in all keyword pairs
- // so that is why I used it, as wxString does not deal well with
+ // so that is why I used it, as wxString does not deal well with
// embedded nulls in strings
- setupStr.sprintf("DSN=%s%cDescription=%s%cDefaultDir=%s%c",dsn,2,description,2,defDir,2);
+ setupStr.Printf(wxT("DSN=%s%cDescription=%s%cDefaultDir=%s%c"),dsn,2,description,2,defDir,2);
// Replace the separator from above with the '\0' seperator needed
// by the SQLConfigDataSource() function
{
k = setupStr.Find((wxChar)2,TRUE);
if (k != wxNOT_FOUND)
- setupStr[(UINT)k] = '\0';
+ setupStr[(UINT)k] = wxT('\0');
}
while (k != wxNOT_FOUND);
result = SQLConfigDataSource((HWND)parent->GetHWND(), dsnLocation,
driverName, setupStr.c_str());
- if (!result)
+ if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
{
// check for errors caused by ConfigDSN based functions
DWORD retcode = 0;
WORD cb;
- wxChar errMsg[500+1];
- errMsg[0] = '\0';
+ wxChar errMsg[SQL_MAX_MESSAGE_LENGTH];
+ errMsg[0] = wxT('\0');
- SQLInstallerError(1,&retcode,errMsg,500,&cb);
+ // This function is only supported in ODBC drivers v3.0 compliant and above
+ SQLInstallerError(1,&retcode,errMsg,SQL_MAX_MESSAGE_LENGTH-1,&cb);
if (retcode)
{
- if (!silent)
- {
#ifdef DBDEBUG_CONSOLE
// When run in console mode, use standard out to display errors.
cout << errMsg << endl;
- cout << "Press any key to continue..." << endl;
+ cout << wxT("Press any key to continue...") << endl;
getchar();
#endif // DBDEBUG_CONSOLE
#ifdef __WXDEBUG__
wxLogDebug(errMsg,wxT("ODBC DEBUG MESSAGE"));
#endif // __WXDEBUG__
- }
}
}
else
result = TRUE;
-
-#else // __WXMSW__
+#else
+ // Using iODBC/unixODBC or some other compiler which does not support the APIs
+ // necessary to use this function, so this function is not supported
#ifdef __WXDEBUG__
- wxLogDebug("wxDbCreateDataSource() not available except under MSW","DEBUG MESSAGE");
+ wxLogDebug(wxT("wxDbCreateDataSource() not available except under VC++/MSW"),wxT("ODBC DEBUG MESSAGE"));
#endif
-#endif // __WXMSW__
+ result = FALSE;
+#endif // __VISUALC__
return result;
/********** wxDbGetDataSource() **********/
-bool wxDbGetDataSource(HENV henv, char *Dsn, SWORD DsnMax, char *DsDesc, SWORD DsDescMax,
- UWORD direction)
+bool wxDbGetDataSource(HENV henv, wxChar *Dsn, SWORD DsnMax, wxChar *DsDesc,
+ SWORD DsDescMax, UWORD direction)
/*
* Dsn and DsDesc will contain the data source name and data source
* description upon return
projects / wxWidgets.git / blobdiff