// to an ODBC data source. The wxDB class allows operations on the data
// source such as opening and closing the data source.
// Author: Doug Card
-// Modified by:
+// Modified by: George Tasker
// Mods: Dec, 1998:
// -Added support for SQL statement logging and database cataloging
// Mods: April, 1999
#include <assert.h>
#include <stdlib.h>
#include <ctype.h>
+
#if wxMAJOR_VERSION == 1
#include "db.h"
#elif wxMAJOR_VERSION == 2
// this variable.
char DBerrorList[DB_MAX_ERROR_HISTORY][DB_MAX_ERROR_MSG_LEN];
+
+/********** wxColFor Constructor **********/
+wxColFor::wxColFor()
+{
+ i_Nation = 0; // 0=EU, 1=UK, 2=International, 3=US
+ s_Field = "";
+ for (int i=0;i<7;i++)
+ {
+ s_Format[i] = "";
+ s_Menge[i] = "";
+ i_Menge[i] = 0;
+ }
+ Format(1,DB_DATA_TYPE_VARCHAR,0,0,0); // the Function that does the work
+} // wxColFor::wxColFor()
+
+
+wxColFor::~wxColFor()
+{
+} // wxColFor::~wxColFor()
+
+
+int wxColFor::Format(int Nation,int dbDataType,SWORD sqlDataType,short columnSize,short decimalDigits)
+{
+ // ----------------------------------------------------------------------------------------
+ // -- 19991224 : mj10777@gmx.net : 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,
+ // they should be used here.
+ // ----------------------------------------------------------------------------------------
+ // 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
+ i_dbDataType = dbDataType;
+ i_sqlDataType = sqlDataType;
+ s_Field.Printf("%s%d",s_Menge[1].c_str(),i_Menge[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)
+ i_dbDataType = DB_DATA_TYPE_DATE;
+ if (i_sqlDataType == SQL_C_BIT)
+ i_dbDataType = DB_DATA_TYPE_INTEGER;
+ if (i_sqlDataType == SQL_NUMERIC)
+ i_dbDataType = DB_DATA_TYPE_VARCHAR;
+ if (i_sqlDataType == SQL_REAL)
+ i_dbDataType = DB_DATA_TYPE_FLOAT;
+ }
+ 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
+ {
+ case DB_DATA_TYPE_VARCHAR:
+ s_Field = "%s"; //
+ break;
+ case DB_DATA_TYPE_INTEGER:
+ s_Field = "%d"; //
+ break;
+ case DB_DATA_TYPE_FLOAT:
+ if (decimalDigits == 0)
+ decimalDigits = 2;
+ Temp0 = "%";
+ Temp0.Printf("%s%d.%d",Temp0.c_str(),columnSize,decimalDigits);
+ s_Field.Printf("%sf",Temp0.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";
+ }
+ if (i_Nation == 1) // European DD.MM.YYYY HH:MM:SS.SSS
+ {
+ s_Field = "%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";
+ }
+ if (i_Nation == 3) // International YYYY-MM-DD HH:MM:SS.SSS
+ {
+ s_Field = "%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";
+ }
+ break;
+ default:
+ s_Field.Printf("-E-> unknown Format(%d)-sql(%d)",dbDataType,sqlDataType); //
+ break;
+ };
+ return TRUE;
+} // wxColFor::Format()
+
+
/********** wxDB Constructor **********/
wxDB::wxDB(HENV &aHenv, bool FwdOnlyCursors)
{
} // wxDB::wxDB()
+
/********** wxDB::Open() **********/
bool wxDB::Open(char *Dsn, char *Uid, char *AuthStr)
{
}
// 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, SQL_NTS,
+ (UCHAR FAR *) Uid, SQL_NTS,
+ (UCHAR FAR *) AuthStr,SQL_NTS);
if (retcode == SQL_SUCCESS_WITH_INFO)
DispAllErrors(henv, hdbc);
else if (retcode != SQL_SUCCESS)
SQLSetConnectOption(hdbc, 1041, (UDWORD) "");
SQLSetConnectOption(hdbc, 1042, (UDWORD) "");
*/
+
// Mark database as open
dbIsOpen = TRUE;
// SQL_FLOAT SQL_NO_DATA_FOUND
// SQL_INTEGER SQL_NO_DATA_FOUND
// SQL_LONGVARBINARY type name = 'LONG RAW', Precision = 2 billion
- // SQL_LONGVARCHAR type name = 'LONG', Precision = 2 billion
+ // SQL_LONGVARCHAR type name = 'LONG', Precision = 2 billion
// SQL_NUMERIC SQL_NO_DATA_FOUND
// SQL_REAL SQL_NO_DATA_FOUND
- // SQL_SMALLINT SQL_NO_DATA_FOUND
+ // SQL_SMALLINT SQL_NO_DATA_FOUND
// SQL_TIME SQL_NO_DATA_FOUND
// SQL_TIMESTAMP type name = 'DATE', Precision = 19
// SQL_VARBINARY type name = 'RAW', Precision = 255
} // wxDB::Open()
-// The Intersolv/Oracle 7 driver was "Not Capable" of setting the login timeout.
/********** wxDB::setConnectionOptions() **********/
bool wxDB::setConnectionOptions(void)
+/*
+ * NOTE: The Intersolv/Oracle 7 driver was "Not Capable" of setting the login timeout.
+ */
{
SQLSetConnectOption(hdbc, SQL_AUTOCOMMIT, SQL_AUTOCOMMIT_OFF);
SQLSetConnectOption(hdbc, SQL_OPT_TRACE, SQL_OPT_TRACE_OFF);
} // wxDB::setConnectionOptions()
+
/********** wxDB::getDbInfo() **********/
bool wxDB::getDbInfo(void)
{
cout << endl;
cout << endl;
-
#endif
// Completed Successfully
} // wxDB::getDbInfo()
+
/********** wxDB::getDataTypeInfo() **********/
bool wxDB::getDataTypeInfo(SWORD fSqlType, SqlTypeInfo &structSQLTypeInfo)
{
- // fSqlType will be something like SQL_VARCHAR. This parameter determines
- // the data type inf. is gathered for.
- //
- // SqlTypeInfo is a structure that is filled in with data type information,
-
+/*
+ * fSqlType will be something like SQL_VARCHAR. This parameter determines
+ * the data type inf. is gathered for.
+ *
+ * SqlTypeInfo is a structure that is filled in with data type information,
+ */
RETCODE retcode;
SDWORD cbRet;
// Obtain columns from the record
if (SQLGetData(hstmt, 1, SQL_C_CHAR, (UCHAR*) structSQLTypeInfo.TypeName, DB_TYPE_NAME_LEN, &cbRet) != SQL_SUCCESS)
return(DispAllErrors(henv, hdbc, hstmt));
+
+ // BJO 991209
+ if (Dbms() == dbmsMY_SQL)
+ {
+ if (!strcmp(structSQLTypeInfo.TypeName, "middleint")) strcpy(structSQLTypeInfo.TypeName, "mediumint");
+ if (!strcmp(structSQLTypeInfo.TypeName, "middleint unsigned")) strcpy(structSQLTypeInfo.TypeName, "mediumint unsigned");
+ if (!strcmp(structSQLTypeInfo.TypeName, "integer")) strcpy(structSQLTypeInfo.TypeName, "int");
+ if (!strcmp(structSQLTypeInfo.TypeName, "integer unsigned")) strcpy(structSQLTypeInfo.TypeName, "int unsigned");
+ if (!strcmp(structSQLTypeInfo.TypeName, "middleint")) strcpy(structSQLTypeInfo.TypeName, "mediumint");
+ if (!strcmp(structSQLTypeInfo.TypeName, "varchar")) strcpy(structSQLTypeInfo.TypeName, "char");
+ }
+
if (SQLGetData(hstmt, 3, SQL_C_LONG, (UCHAR*) &structSQLTypeInfo.Precision, 0, &cbRet) != SQL_SUCCESS)
return(DispAllErrors(henv, hdbc, hstmt));
if (SQLGetData(hstmt, 8, SQL_C_SHORT, (UCHAR*) &structSQLTypeInfo.CaseSensitive, 0, &cbRet) != SQL_SUCCESS)
// if (SQLGetData(hstmt, 14, SQL_C_SHORT, (UCHAR*) &structSQLTypeInfo.MinimumScale, 0, &cbRet) != SQL_SUCCESS)
// return(DispAllErrors(henv, hdbc, hstmt));
-//#ifdef __UNIX__ // BJO : IODBC knows about 5, not 15...
-// if (SQLGetData(hstmt, 5, SQL_C_SHORT,(UCHAR*) &structSQLTypeInfo.MaximumScale, 0, &cbRet) != SQL_SUCCESS)
-// return(DispAllErrors(henv, hdbc, hstmt));
-//#else
if (SQLGetData(hstmt, 15, SQL_C_SHORT,(UCHAR*) &structSQLTypeInfo.MaximumScale, 0, &cbRet) != SQL_SUCCESS)
return(DispAllErrors(henv, hdbc, hstmt));
-//#endif
if (structSQLTypeInfo.MaximumScale < 0)
structSQLTypeInfo.MaximumScale = 0;
} // wxDB::getDataTypeInfo()
+
/********** wxDB::Close() **********/
void wxDB::Close(void)
{
} // wxDB::Close()
+
/********** wxDB::CommitTrans() **********/
bool wxDB::CommitTrans(void)
{
} // wxDB::CommitTrans()
+
/********** wxDB::RollbackTrans() **********/
bool wxDB::RollbackTrans(void)
{
} // wxDB::RollbackTrans()
+
/********** wxDB::DispAllErrors() **********/
bool wxDB::DispAllErrors(HENV aHenv, HDBC aHdbc, HSTMT aHstmt)
{
} // wxDB::DispAllErrors()
+
/********** wxDB::GetNextError() **********/
bool wxDB::GetNextError(HENV aHenv, HDBC aHdbc, HSTMT aHstmt)
{
} // wxDB::GetNextError()
+
/********** wxDB::DispNextError() **********/
void wxDB::DispNextError(void)
{
} // wxDB::DispNextError()
+
/********** wxDB::logError() **********/
void wxDB::logError(const char *errMsg, const char *SQLState)
{
} // wxDB::logError()
+
/**********wxDB::TranslateSqlState() **********/
int wxDB::TranslateSqlState(const char *SQLState)
{
return(0);
} // wxDB::TranslateSqlState()
+
/********** wxDB::Grant() **********/
bool wxDB::Grant(int privileges, const char *tableName, const char *userList)
} // wxDB::Grant()
+
/********** wxDB::CreateView() **********/
bool wxDB::CreateView(const char *viewName, const char *colList, const char *pSqlStmt, bool attemptDrop)
{
} // wxDB::CreateView()
+
/********** wxDB::DropView() **********/
bool wxDB::DropView(const char *viewName)
{
- // NOTE: This function returns TRUE if the View does not exist, but
- // only for identified databases. Code will need to be added
- // below for any other databases when those databases are defined
- // to handle this situation consistently
-
+/*
+ * NOTE: This function returns TRUE if the View does not exist, but
+ * only for identified databases. Code will need to be added
+ * below for any other databases when those databases are defined
+ * to handle this situation consistently
+ */
char sqlStmt[DB_MAX_STATEMENT_LEN];
sprintf(sqlStmt, "DROP VIEW %s", viewName);
} // wxDB::ExecSql()
+
/********** wxDB::GetNext() **********/
bool wxDB::GetNext(void)
{
} // wxDB::GetNext()
+
/********** wxDB::GetData() **********/
bool wxDB::GetData(UWORD colNo, SWORD cType, PTR pData, SDWORD maxLen, SDWORD FAR *cbReturned)
{
} // wxDB::GetData()
+
+/********** wxDB::GetKeyFields() **********/
+int wxDB::GetKeyFields(char *tableName, wxColInf* colInf,int 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 */
+ 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 */
+ SQLRETURN retcode;
+ SDWORD cb;
+ int i;
+ wxString Temp0;
+ /*
+ * ---------------------------------------------------------------------
+ * -- 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 ) ------
+ * ---------------------------------------------------------------------
+ */
+
+ /*---------------------------------------------------------------------*/
+ /* 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 */
+
+ /*---------------------------------------------------------------------*/
+ /* Fetch and display the result set. This will be a list of the */
+ /* columns in the primary key of the tableName table. */
+ /*---------------------------------------------------------------------*/
+ while ((retcode == SQL_SUCCESS) || (retcode == SQL_SUCCESS_WITH_INFO))
+ {
+ retcode = SQLFetch(hstmt);
+ if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
+ {
+ GetData( 4, SQL_C_CHAR, szPkCol, DB_MAX_COLUMN_NAME_LEN+1, &cb);
+ GetData( 5, SQL_C_SSHORT, &iKeySeq, 0, &cb);
+ //-------
+ 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))
+ 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 */
+
+ /*---------------------------------------------------------------------*/
+ /* 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();
+ szPkCol[0] = 0;
+ while ((retcode == SQL_SUCCESS) || (retcode == SQL_SUCCESS_WITH_INFO))
+ {
+ retcode = SQLFetch(hstmt);
+ if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
+ {
+ GetData( 3, SQL_C_CHAR, szPkTable, DB_MAX_TABLE_NAME_LEN+1, &cb);
+ GetData( 4, SQL_C_CHAR, szPkCol, DB_MAX_COLUMN_NAME_LEN+1, &cb);
+ 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("%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 != "")
+ {
+ for (i=0;i<noCols;i++) // Find the Column name
+ if (!wxStrcmp(colInf[i].colName,szPkCol)) // We have found the Column, store the Information
+ strcpy(colInf[i].PkTableName,Temp0); // Name of the Tables where this Primary Key is used as a Foreign Key
+ } // if (Temp0 != "")
+ 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 */
+
+ /*---------------------------------------------------------------------*/
+ /* Fetch and display the result set. This will be all of the */
+ /* primary keys in other tables that are referred to by foreign */
+ /* keys in the tableName table. */
+ /*---------------------------------------------------------------------*/
+ i = 0;
+ while ((retcode == SQL_SUCCESS) || (retcode == SQL_SUCCESS_WITH_INFO))
+ {
+ retcode = SQLFetch(hstmt);
+ if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
+ {
+ GetData( 3, SQL_C_CHAR, szPkTable, DB_MAX_TABLE_NAME_LEN+1, &cb);
+ 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
+ {
+ 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.) ?
+ strcpy(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))
+ SQLFreeStmt(hstmt, SQL_CLOSE); /* Close the cursor (the hstmt is still allocated). */
+
+ /*---------------------------------------------------------------------*/
+ return TRUE;
+} // wxDB::GetKeyFields()
+
+
/********** wxDB::GetColumns() **********/
+wxColInf *wxDB::GetColumns(char *tableName[], const char *userID)
/*
* 1) The last array element of the tableName[] argument must be zero (null).
* This is how the end of the array is detected.
- * 2) This function returns an array of CcolInf structures. If no columns
+ * 2) This function returns an array of wxColInf structures. If no columns
* were found, or an error occured, this pointer will be zero (null). THE
* CALLING FUNCTION IS RESPONSIBLE FOR DELETING THE MEMORY RETURNED WHEN IT
* IS FINISHED WITH IT. i.e.
*
- * CcolInf *colInf = pDb->GetColumns(tableList, userID);
+ * wxColInf *colInf = pDb->GetColumns(tableList, userID);
* if (colInf)
* {
* // Use the column inf
* // Destroy the memory
* delete [] colInf;
* }
+ *
+ * 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.
*/
-CcolInf *wxDB::GetColumns(char *tableName[], const char *userID)
{
- UINT noCols = 0;
- UINT colNo = 0;
- CcolInf *colInf = 0;
+ int noCols = 0;
+ int colNo = 0;
+ wxColInf *colInf = 0;
RETCODE retcode;
SDWORD cb;
- char tblName[DB_MAX_TABLE_NAME_LEN+1];
- char colName[DB_MAX_COLUMN_NAME_LEN+1];
- SWORD sqlDataType;
wxString UserID;
wxString TableName;
- if (!userID || !wxStrlen(userID))
- UserID = uid;
+ if (userID)
+ {
+ if (!wxStrlen(userID))
+ UserID = uid;
+ else
+ UserID = userID;
+ }
else
- UserID = userID;
+ UserID = "";
// dBase does not use user names, and some drivers fail if you try to pass one
if (Dbms() == dbmsDBASE)
UserID = UserID.Upper();
// Pass 1 - Determine how many columns there are.
- // Pass 2 - Allocate the CcolInf array and fill in
+ // Pass 2 - Allocate the wxColInf array and fill in
// the array with the column information.
int pass;
for (pass = 1; pass <= 2; pass++)
{
if (noCols == 0) // Probably a bogus table name(s)
break;
- // Allocate n CcolInf objects to hold the column information
- colInf = new CcolInf[noCols+1];
+ // Allocate n wxColInf objects to hold the column information
+ colInf = new wxColInf[noCols+1];
if (!colInf)
break;
// Mark the end of the array
DispAllErrors(henv, hdbc, hstmt);
if (colInf)
delete [] colInf;
- SQLFreeStmt(hstmt, SQL_UNBIND);
SQLFreeStmt(hstmt, SQL_CLOSE);
return(0);
}
- SQLBindCol(hstmt, 3, SQL_C_CHAR, (UCHAR*) tblName, DB_MAX_TABLE_NAME_LEN+1, &cb);
- SQLBindCol(hstmt, 4, SQL_C_CHAR, (UCHAR*) colName, DB_MAX_COLUMN_NAME_LEN+1, &cb);
- SQLBindCol(hstmt, 5, SQL_C_SSHORT, (UCHAR*) &sqlDataType, 0, &cb);
+
while ((retcode = SQLFetch(hstmt)) == SQL_SUCCESS)
{
if (pass == 1) // First pass, just add up the number of columns
{
if (colNo < noCols) // Some extra error checking to prevent memory overwrites
{
- wxStrcpy(colInf[colNo].tableName, tblName);
- wxStrcpy(colInf[colNo].colName, colName);
- colInf[colNo].sqlDataType = sqlDataType;
+ // NOTE: Only the ODBC 1.x fields are retrieved
+ GetData( 1, SQL_C_CHAR, (UCHAR*) colInf[colNo].catalog, 128+1, &cb);
+ GetData( 2, SQL_C_CHAR, (UCHAR*) colInf[colNo].schema, 128+1, &cb);
+ GetData( 3, SQL_C_CHAR, (UCHAR*) colInf[colNo].tableName, DB_MAX_TABLE_NAME_LEN+1, &cb);
+ 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( 8, SQL_C_SLONG, (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);
+ 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))
+ 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;
+
colNo++;
}
}
DispAllErrors(henv, hdbc, hstmt);
if (colInf)
delete [] colInf;
- SQLFreeStmt(hstmt, SQL_UNBIND);
SQLFreeStmt(hstmt, SQL_CLOSE);
return(0);
}
}
}
- SQLFreeStmt(hstmt, SQL_UNBIND);
SQLFreeStmt(hstmt, SQL_CLOSE);
return colInf;
} // wxDB::GetColumns()
+/********** wxDB::GetColumns() **********/
+wxColInf *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 wxColInf 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 = 0;
+ int colNo = 0;
+ wxColInf *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 wxColInf 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 wxColInf objects to hold the column information
+ colInf = new wxColInf[noCols+1];
+ if (!colInf)
+ break;
+ // Mark the end of the array
+ wxStrcpy(colInf[noCols].tableName, "");
+ wxStrcpy(colInf[noCols].colName, "");
+ 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.GetData(),"") &&
+ Dbms() != dbmsMY_SQL &&
+ Dbms() != dbmsACCESS)
+ {
+ retcode = SQLColumns(hstmt,
+ NULL, 0, // All qualifiers
+ (UCHAR *) UserID.GetData(), SQL_NTS, // Owner
+ (UCHAR *) TableName.GetData(), SQL_NTS,
+ NULL, 0); // All columns
+ }
+ else
+ {
+ retcode = SQLColumns(hstmt,
+ NULL, 0, // All qualifiers
+ NULL, 0, // Owner
+ (UCHAR *) TableName.GetData(), SQL_NTS,
+ NULL, 0); // All columns
+ }
+ 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);
+ }
+
+ while ((retcode = SQLFetch(hstmt)) == SQL_SUCCESS)
+ {
+ if (pass == 1) // First pass, just add up the number of columns
+ noCols++;
+ else // Pass 2; Fill in the array of structures
+ {
+ if (colNo < noCols) // Some extra error checking to prevent memory overwrites
+ {
+ // NOTE: Only the ODBC 1.x fields are retrieved
+ GetData( 1, SQL_C_CHAR, (UCHAR*) colInf[colNo].catalog, 128+1, &cb);
+ GetData( 2, SQL_C_CHAR, (UCHAR*) colInf[colNo].schema, 128+1, &cb);
+ GetData( 3, SQL_C_CHAR, (UCHAR*) colInf[colNo].tableName, DB_MAX_TABLE_NAME_LEN+1, &cb);
+ 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);
+ // BJO 991214 : SQL_C_SSHORT instead of SQL_C_SLONG, otherwise fails on Sparc (probably all 64 bit architectures)
+ 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);
+ GetData(11, SQL_C_SSHORT, (UCHAR*) &colInf[colNo].nullable, 0, &cb);
+ GetData(12, SQL_C_CHAR, (UCHAR*) colInf[colNo].remarks, 254+1, &cb);
+ // Start Values for Primary/Foriegn Key (=No)
+ colInf[colNo].PkCol = 0; // Primary key column 0=No; 1= First Key, 2 = Second Key etc.
+ 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
+
+ // 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))
+ 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;
+
+ colNo++;
+ }
+ }
+ }
+ if (retcode != SQL_NO_DATA_FOUND)
+ { // Error occured, abort
+ DispAllErrors(henv, hdbc, hstmt);
+ if (colInf)
+ delete [] colInf;
+ SQLFreeStmt(hstmt, SQL_CLOSE);
+ if (numCols)
+ *numCols = 0;
+ return(0);
+ }
+ }
+
+ SQLFreeStmt(hstmt, SQL_CLOSE);
+
+ // Store Primary and Foriegn Keys
+ GetKeyFields(tableName,colInf,noCols);
+
+ if (numCols)
+ *numCols = noCols;
+ return colInf;
+
+} // wxDB::GetColumns()
+
+
+/********** wxDB::GetColumnCount() **********/
+int wxDB::GetColumnCount(char *tableName, const char *userID)
+/*
+ * Returns a count of how many columns are in a table.
+ * If an error occurs in computing the number of columns
+ * this function will return a -1 for the count
+ *
+ * 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 = 0;
+
+ RETCODE retcode;
+
+ 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();
+
+ {
+ // 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.GetData(),"") &&
+ Dbms() != dbmsMY_SQL &&
+ Dbms() != dbmsACCESS)
+ {
+ retcode = SQLColumns(hstmt,
+ NULL, 0, // All qualifiers
+ (UCHAR *) UserID.GetData(), SQL_NTS, // Owner
+ (UCHAR *) TableName.GetData(), SQL_NTS,
+ NULL, 0); // All columns
+ }
+ else
+ {
+ retcode = SQLColumns(hstmt,
+ NULL, 0, // All qualifiers
+ NULL, 0, // Owner
+ (UCHAR *) TableName.GetData(), 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++;
+
+ if (retcode != SQL_NO_DATA_FOUND)
+ { // Error occured, abort
+ DispAllErrors(henv, hdbc, hstmt);
+ SQLFreeStmt(hstmt, SQL_CLOSE);
+ return(-1);
+ }
+ }
+ }
+
+ SQLFreeStmt(hstmt, SQL_CLOSE);
+ return noCols;
+
+} // wxDB::GetColumnCount()
+
+
+/********** wxDB::GetCatalog() *******/
+wxDbInf *wxDB::GetCatalog(char *userID)
+/*
+ * ---------------------------------------------------------------------
+ * -- 19991203 : mj10777@gmx.net : Create ------
+ * -- : Creates a wxDbInf with Tables / Cols Array ------
+ * -- : uses SQLTables and fills pTableInf; ------
+ * -- : pColInf is set to NULL and numCols to 0; ------
+ * -- : returns pDbInf (wxDbInf) ------
+ * -- - if unsuccesfull (pDbInf == NULL) ------
+ * -- : pColInf can be filled with GetColumns(..); ------
+ * -- : numCols can be filled with GetColumnCount(..); ------
+ * ---------------------------------------------------------------------
+ *
+ * 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.
+ */
+{
+ wxDbInf *pDbInf = NULL; // Array of catalog entries
+ int noTab = 0; // Counter while filling table entries
+ int i = 0;
+ int pass;
+ RETCODE retcode;
+ SDWORD cb;
+ char tblNameSave[DB_MAX_TABLE_NAME_LEN+1];
+
+ wxString UserID;
+
+ 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();
+
+ //-------------------------------------------------------------
+ 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
+ //-------------------------------------------------------------
+ // Table Information
+ // Pass 1 - Determine how many Tables there are.
+ // Pass 2 - Create the Table array and fill it
+ // - Create the Cols array = NULL
+ //-------------------------------------------------------------
+ for (pass = 1; pass <= 2; pass++)
+ {
+ SQLFreeStmt(hstmt, SQL_CLOSE); // Close if Open
+ strcpy(tblNameSave,"");
+
+ if (wxStrcmp(UserID.GetData(),"") &&
+ Dbms() != dbmsMY_SQL &&
+ Dbms() != dbmsACCESS)
+ {
+ retcode = SQLTables(hstmt,
+ NULL, 0, // All qualifiers
+ (UCHAR *) UserID.GetData(), SQL_NTS, // User specified
+ NULL, 0, // All tables
+ NULL, 0); // All columns
+ }
+ else
+ {
+ retcode = SQLTables(hstmt,
+ NULL, 0, // All qualifiers
+ NULL, 0, // User specified
+ NULL, 0, // All tables
+ NULL, 0); // All columns
+ }
+ 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)
+ {
+ GetData( 1, SQL_C_CHAR, (UCHAR*) pDbInf->catalog, 128+1, &cb);
+ GetData( 2, SQL_C_CHAR, (UCHAR*) pDbInf->schema, 128+1, &cb);
+ }
+ pDbInf->numTables++; // Counter for Tables
+ } // if (pass == 1)
+ if (pass == 2) // Create and fill the Table entries
+ {
+ if (pDbInf->pTableInf == NULL) // Has the Table Array been created
+ { // no, then create the Array
+ pDbInf->pTableInf = new wxTableInf[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
+ 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++)
+ SQLFreeStmt(hstmt, SQL_CLOSE);
+
+ // Query how many columns are in each table
+ for (noTab=0;noTab<pDbInf->numTables;noTab++)
+ {
+ (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)
+/*
+ * Creates the text file specified in 'filename' which will contain
+ * a minimal data dictionary of all tables accessible by the user specified
+ * in 'userID'
+ *
+ * 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.
+ */
{
assert(fileName && wxStrlen(fileName));
SQLFreeStmt(hstmt, SQL_CLOSE);
- if (!userID || !wxStrlen(userID))
- UserID = uid;
+ if (userID)
+ {
+ if (!wxStrlen(userID))
+ UserID = uid;
+ else
+ UserID = userID;
+ }
else
- UserID = userID;
+ 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();
- if (wxStrcmp(UserID.GetData(),""))
+ if (wxStrcmp(UserID.GetData(),"") &&
+ Dbms() != dbmsMY_SQL &&
+ Dbms() != dbmsACCESS)
{
retcode = SQLColumns(hstmt,
NULL, 0, // All qualifiers
return(FALSE);
}
- SQLBindCol(hstmt, 3, SQL_C_CHAR, (UCHAR*) tblName, DB_MAX_TABLE_NAME_LEN+1, &cb);
- SQLBindCol(hstmt, 4, SQL_C_CHAR, (UCHAR*) colName, DB_MAX_COLUMN_NAME_LEN+1, &cb);
- SQLBindCol(hstmt, 5, SQL_C_SSHORT, (UCHAR*) &sqlDataType, 0, &cb);
- SQLBindCol(hstmt, 6, SQL_C_CHAR, (UCHAR*) typeName, sizeof(typeName), &cb);
- SQLBindCol(hstmt, 7, SQL_C_SSHORT, (UCHAR*) &precision, 0, &cb);
- SQLBindCol(hstmt, 8, SQL_C_SSHORT, (UCHAR*) &length, 0, &cb);
-
- char outStr[256];
+ wxString outStr;
wxStrcpy(tblNameSave,"");
int cnt = 0;
fputs("===================== ", fp);
fputs("========= ", fp);
fputs("=========\n", fp);
- sprintf(outStr, "%-32s %-32s %-21s %9s %9s\n",
+ outStr.sprintf("%-32s %-32s %-21s %9s %9s\n",
"TABLE NAME", "COLUMN NAME", "DATA TYPE", "PRECISION", "LENGTH");
- fputs(outStr, fp);
+ fputs(outStr.GetData(), fp);
fputs("================================ ", fp);
fputs("================================ ", fp);
fputs("===================== ", fp);
fputs("=========\n", fp);
wxStrcpy(tblNameSave,tblName);
}
- sprintf(outStr, "%-32s %-32s (%04d)%-15s %9d %9d\n",
+
+ 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);
+
+ outStr.sprintf("%-32s %-32s (%04d)%-15s %9d %9d\n",
tblName, colName, sqlDataType, typeName, precision, length);
- if (fputs(outStr, fp) == EOF)
+ if (fputs(outStr.GetData(), fp) == EOF)
{
- SQLFreeStmt(hstmt, SQL_UNBIND);
SQLFreeStmt(hstmt, SQL_CLOSE);
fclose(fp);
return(FALSE);
if (retcode != SQL_NO_DATA_FOUND)
DispAllErrors(henv, hdbc, hstmt);
- SQLFreeStmt(hstmt, SQL_UNBIND);
SQLFreeStmt(hstmt, SQL_CLOSE);
fclose(fp);
} // wxDB::Catalog()
-// 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.
bool wxDB::TableExists(const char *tableName, const char *userID, const char *tablePath)
+/*
+ * 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 is evaluated in the following manner:
+ * userID == NULL ... UserID is ignored
+ * userID == "" ... UserID set equal to 'this->uid'
+ * userID != "" ... UserID set equal to 'userID'
+ */
{
wxString UserID;
wxString TableName;
return exists;
}
- if (!userID || !wxStrlen(userID))
- UserID = uid;
+ if (userID)
+ {
+ if (!wxStrlen(userID))
+ UserID = uid;
+ else
+ UserID = userID;
+ }
else
- UserID = userID;
+ UserID = "";
// Oracle user names may only be in uppercase, so force
// the name to uppercase
/********** wxDB::Dbms() **********/
+DBMS wxDB::Dbms(void)
/*
* Be aware that not all database engines use the exact same syntax, and not
* every ODBC compliant database is compliant to the same level of compliancy.
*
*
*/
-DBMS wxDB::Dbms(void)
{
wxChar baseName[25+1];
} // GetDbConnection()
+
/********** FreeDbConnection() **********/
bool WXDLLEXPORT FreeDbConnection(wxDB *pDb)
{
} // FreeDbConnection()
+
/********** CloseDbConnections() **********/
void WXDLLEXPORT CloseDbConnections(void)
{
} // CloseDbConnections()
+
/********** NumberDbConnectionsInUse() **********/
int WXDLLEXPORT NumberDbConnectionsInUse(void)
{
} // NumberDbConnectionsInUse()
+
/********** SqlLog() **********/
bool SqlLog(enum sqlLog state, char *filename)
{
} // SqlLog()
+
/********** GetDataSource() **********/
-bool GetDataSource(HENV henv, const char *Dsn, SWORD DsnMax, const char *DsDesc, SWORD DsDescMax,
+bool GetDataSource(HENV henv, char *Dsn, SWORD DsnMax, char *DsDesc, SWORD DsDescMax,
UWORD direction)
+/*
+ * Dsn and DsDesc will contain the data source name and data source
+ * description upon return
+ */
{
SWORD cb;
if (SQLDataSources(henv, direction, (UCHAR FAR *) Dsn, DsnMax, &cb,
(UCHAR FAR *) DsDesc, DsDescMax, &cb) == SQL_SUCCESS)
+ {
+ DsDesc[cb+1] = 0; // Set the terminating character for the string
return(TRUE);
+ }
else
return(FALSE);
// Name: dbtable.cpp
// Purpose: Implementation of the wxTable class.
// Author: Doug Card
+// Modified by: George Tasker
// Mods: April 1999
// -Dynamic cursor support - Only one predefined cursor, as many others as
// you need may be created on demand
#include <stdlib.h>
#include <string.h>
#include <assert.h>
+
#if wxMAJOR_VERSION == 1
#include "table.h"
#elif wxMAJOR_VERSION == 2
const char *qryTblName, bool qryOnly, const char *tblPath)
{
pDb = pwxDB; // Pointer to the wxDB object
- henv = 0;
- hdbc = 0;
- hstmt = 0;
+ henv = 0;
+ hdbc = 0;
+ hstmt = 0;
hstmtDefault = 0; // Initialized below
hstmtCount = 0; // Initialized first time it is needed
hstmtInsert = 0;
colDefs = 0;
tableID = 0;
noCols = nCols; // No. of cols in the table
- where = 0; // Where clause
+ where = 0; // Where clause
orderBy = 0; // Order By clause
- from = 0; // From clause
- selectForUpdate = FALSE; // SELECT ... FOR UPDATE; Indicates whether to include the FOR UPDATE phrase
+ from = 0; // From clause
+ selectForUpdate = FALSE; // SELECT ... FOR UPDATE; Indicates whether to include the FOR UPDATE phrase
queryOnly = qryOnly;
assert (tblName);
wxStrcpy(tableName, tblName); // Table Name
if (tblPath)
- wxStrcpy(tablePath, tblPath); // Table Path - used for dBase files
+ wxStrcpy(tablePath, tblPath); // Table Path - used for dBase files
if (qryTblName) // Name of the table/view to query
wxStrcpy(queryTableName, qryTblName);
else
wxStrcpy(queryTableName, tblName);
-// assert(pDb); // Assert is placed after table name is assigned for error reporting reasons
if (!pDb)
return;
// Allocate space for column definitions
if (noCols)
- colDefs = new CcolDef[noCols]; // Points to the first column defintion
+ colDefs = new wxColDef[noCols]; // Points to the first column defintion
// Allocate statement handles for the table
if (!queryOnly)
} // wxTable::wxTable()
+
/********** wxTable::~wxTable() **********/
wxTable::~wxTable()
{
} // wxTable::~wxTable()
+
+
/***************************** PRIVATE FUNCTIONS *****************************/
+
+
/********** wxTable::bindInsertParams() **********/
bool wxTable::bindInsertParams(void)
{
} // wxTable::bindInsertParams()
+
/********** wxTable::bindUpdateParams() **********/
bool wxTable::bindUpdateParams(void)
{
} // wxTable::bindUpdateParams()
+
/********** wxTable::bindCols() **********/
bool wxTable::bindCols(HSTMT cursor)
{
} // wxTable::bindCols()
+
/********** wxTable::getRec() **********/
bool wxTable::getRec(UWORD fetchType)
{
} // wxTable::getRec()
+
/********** wxTable::execDelete() **********/
bool wxTable::execDelete(const char *pSqlStmt)
{
} // wxTable::execDelete()
+
/********** wxTable::execUpdate() **********/
bool wxTable::execUpdate(const char *pSqlStmt)
{
} // wxTable::execUpdate()
+
/********** wxTable::query() **********/
bool wxTable::query(int queryType, bool forUpdate, bool distinct, char *pSqlStmt)
{
} // wxTable::query()
+/***************************** PUBLIC FUNCTIONS *****************************/
+
/********** wxTable::Open() **********/
bool wxTable::Open(void)
char sqlStmt[DB_MAX_STATEMENT_LEN];
// Verify that the table exists in the database
- if (!pDb->TableExists(tableName,NULL,tablePath))
+ if (!pDb->TableExists(tableName,pDb->GetUsername(),tablePath))
{
- char s[128];
- sprintf(s, "Error opening '%s', table/view does not exist in the database.", tableName);
+ char s[250];
+ if (wxStrcmp(tablePath,""))
+ sprintf(s, "Error opening '%s/%s'.\n",tablePath,tableName);
+ else
+ sprintf(s, "Error opening '%s'.\n", tableName);
+ if (!pDb->TableExists(tableName,NULL,tablePath))
+ wxStrcat(s,"Table/view does not exist in the database.\n");
+ else
+ wxStrcat(s,"Current logged in user does not have sufficient privileges to access this table.\n");
pDb->LogError(s);
return(FALSE);
}
} // wxTable::Open()
+
/********** wxTable::Query() **********/
bool wxTable::Query(bool forUpdate, bool distinct)
{
} // wxTable::Query()
+
/********** wxTable::QueryBySqlStmt() **********/
bool wxTable::QueryBySqlStmt(char *pSqlStmt)
{
} // wxTable::QueryBySqlStmt()
+
/********** wxTable::QueryMatching() **********/
bool wxTable::QueryMatching(bool forUpdate, bool distinct)
{
} // wxTable::QueryMatching()
+
/********** wxTable::QueryOnKeyFields() **********/
bool wxTable::QueryOnKeyFields(bool forUpdate, bool distinct)
{
} // wxTable::QueryOnKeyFields()
+
/********** wxTable::GetPrev() **********/
bool wxTable::GetPrev(void)
{
return(getRec(SQL_FETCH_PRIOR));
} // wxTable::GetPrev()
+
/********** wxTable::operator-- **********/
bool wxTable::operator--(int)
{
return(getRec(SQL_FETCH_PRIOR));
} // wxTable::operator--
+
/********** wxTable::GetFirst() **********/
bool wxTable::GetFirst(void)
{
return(getRec(SQL_FETCH_FIRST));
} // wxTable::GetFirst()
+
/********** wxTable::GetLast() **********/
bool wxTable::GetLast(void)
{
return(getRec(SQL_FETCH_LAST));
} // wxTable::GetLast()
+
/********** wxTable::GetSelectStmt() **********/
void wxTable::GetSelectStmt(char *pSqlStmt, int typeOfSelect, bool distinct)
{
} // wxTable::GetSelectStmt()
+
/********** wxTable::GetRowNum() **********/
UWORD wxTable::GetRowNum(void)
{
} // wxTable::GetRowNum()
+
/********** wxTable::CloseCursor() **********/
bool wxTable::CloseCursor(HSTMT cursor)
{
} // wxTable::CloseCursor()
+
/********** wxTable::CreateTable() **********/
bool wxTable::CreateTable(bool attemptDrop)
{
#endif
// Execute the CREATE TABLE statement
- if (SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt, SQL_NTS) != SQL_SUCCESS)
+ RETCODE retcode = SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt, SQL_NTS);
+ if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
{
pDb->DispAllErrors(henv, hdbc, hstmt);
pDb->RollbackTrans();
} // wxTable::CreateTable()
+
/********** wxTable::DropTable() **********/
bool wxTable::DropTable()
{
return(TRUE);
} // wxTable::DropTable()
+
/********** wxTable::CreateIndex() **********/
bool wxTable::CreateIndex(const char * idxName, bool unique, int noIdxCols, CidxDef *pIdxDefs, bool attemptDrop)
{
} // wxTable::CreateIndex()
+
/********** wxTable::DropIndex() **********/
bool wxTable::DropIndex(const char * idxName)
{
return(TRUE);
} // wxTable::DropIndex()
+
/********** wxTable::Insert() **********/
int wxTable::Insert(void)
{
} // wxTable::Insert()
+
/********** wxTable::Update() **********/
bool wxTable::Update(void)
{
} // wxTable::Update()
+
/********** wxTable::Update(pSqlStmt) **********/
bool wxTable::Update(const char *pSqlStmt)
{
} // wxTable::Update(pSqlStmt)
+
/********** wxTable::UpdateWhere() **********/
bool wxTable::UpdateWhere(const char *pWhereClause)
{
} // wxTable::UpdateWhere()
+
/********** wxTable::Delete() **********/
bool wxTable::Delete(void)
{
} // wxTable::Delete()
+
/********** wxTable::DeleteWhere() **********/
bool wxTable::DeleteWhere(const char *pWhereClause)
{
} // wxTable::DeleteWhere()
+
/********** wxTable::DeleteMatching() **********/
bool wxTable::DeleteMatching(void)
{
} // wxTable::DeleteMatching()
+
/********** wxTable::GetUpdateStmt() **********/
void wxTable::GetUpdateStmt(char *pSqlStmt, int typeOfUpd, const char *pWhereClause)
{
}
} // GetUpdateStmt()
+
/********** wxTable::GetDeleteStmt() **********/
void wxTable::GetDeleteStmt(char *pSqlStmt, int typeOfDel, const char *pWhereClause)
{
} // GetDeleteStmt()
+
/********** wxTable::GetWhereClause() **********/
+void wxTable::GetWhereClause(char *pWhereClause, int typeOfWhere, const char *qualTableName)
/*
* Note: GetWhereClause() currently ignores timestamp columns.
* They are not included as part of the where clause.
*/
-
-void wxTable::GetWhereClause(char *pWhereClause, int typeOfWhere, const char *qualTableName)
{
bool moreThanOneColumn = FALSE;
char colValue[255];
wxStrcat(pWhereClause, colValue);
}
}
-
} // wxTable::GetWhereClause()
+
/********** wxTable::IsColNull() **********/
bool wxTable::IsColNull(int colNo)
{
default:
return(TRUE);
}
-
} // wxTable::IsColNull()
+
/********** wxTable::CanSelectForUpdate() **********/
bool wxTable::CanSelectForUpdate(void)
{
} // wxTable::CanSelectForUpdate()
+
/********** wxTable::CanUpdByROWID() **********/
bool wxTable::CanUpdByROWID(void)
{
-
-//NOTE: Returning FALSE for now until this can be debugged,
-// as the ROWID is not getting updated correctly
+/*
+ * NOTE: Returning FALSE for now until this can be debugged,
+ * as the ROWID is not getting updated correctly
+ */
return FALSE;
if (pDb->Dbms() == dbmsORACLE)
} // wxTable::CanUpdByROWID()
+
/********** wxTable::IsCursorClosedOnCommit() **********/
bool wxTable::IsCursorClosedOnCommit(void)
{
} // wxTable::IsCursorClosedOnCommit()
+
/********** wxTable::ClearMemberVars() **********/
void wxTable::ClearMemberVars(void)
{
} // wxTable::ClearMemberVars()
+
/********** wxTable::SetQueryTimeout() **********/
bool wxTable::SetQueryTimeout(UDWORD nSeconds)
{
} // wxTable::SetQueryTimeout()
+
/********** wxTable::SetColDefs() **********/
void wxTable::SetColDefs (int index, const char *fieldName, int dataType, void *pData,
int cType, int size, bool keyField, bool upd,
} // wxTable::SetColDefs()
+
+/********** wxTable::SetColDef() **********/
+bool wxTable::SetColDefs(wxColInf *pColInfs, ULONG numCols, wxColDataPtr *pColDataPtrs)
+{
+ assert(pColInfs);
+
+ if (pColInfs)
+ {
+ ULONG index;
+
+ // BJO 991210: This doesn't seem to work. I solved this
+ // by allocating memory in the tables ctor:
+ //
+ // MyTable::MyTable(wxDB *pDB, char *Name, int NbCols, wxColInf *ColInfo):
+ // wxTable(pDB, Name, NbCols)
+ // {
+ // m_FreeDbConn = !pDB;
+ // m_DataPtrs = new wxColDataPtr[NbCols];
+ // SetColDefs(ColInfo, NbCols, m_DataPtrs);
+ // }
+ pColDataPtrs = new wxColDataPtr[numCols+1];
+
+ for (index = 0; index < numCols; index++)
+ {
+/*
+ wxString title,msg;
+ title.sprintf("Catalog: %s, Schema: %s, Table name: %s",pColInfs[index].catalog,pColInfs[index].schema,pColInfs[index].tableName);
+ msg.sprintf("Column name: %s\nData type: %04d\nType name: %s\nColumn size: %d\nBuffer len: %d\nDecimals:%d\nRadix: %d\nNullable: %d\nRemarks: %s",
+ pColInfs[index].colName,pColInfs[index].sqlDataType,pColInfs[index].typeName,pColInfs[index].columnSize,pColInfs[index].bufferLength,pColInfs[index].decimalDigits,pColInfs[index].numPrecRadix,pColInfs[index].nullable,pColInfs[index].remarks);
+ msg += " \nDB_DATA_TYPE: ";
+ switch(pColInfs[index].dbDataType)
+ {
+ case DB_DATA_TYPE_VARCHAR:
+ msg += pDb->typeInfVarchar.TypeName; break;
+ case DB_DATA_TYPE_INTEGER:
+ msg += pDb->typeInfInteger.TypeName; break;
+ case DB_DATA_TYPE_FLOAT:
+ msg += pDb->typeInfFloat.TypeName; break;
+ case DB_DATA_TYPE_DATE:
+ msg += pDb->typeInfDate.TypeName; break;
+ }
+ wxMessageBox(msg.GetData(),title.GetData());
+*/
+ // Process the fields
+ switch (pColInfs[index].dbDataType)
+ {
+ case DB_DATA_TYPE_VARCHAR:
+ {
+ pColDataPtrs[index].PtrDataObj = new char[pColInfs[index].bufferLength+1];
+ pColDataPtrs[index].SzDataObj = pColInfs[index].bufferLength;
+ pColDataPtrs[index].SqlCtype = SQL_C_CHAR;
+ break;
+ }
+ case DB_DATA_TYPE_INTEGER:
+ {
+ // Can be long or short
+ if (pColInfs[index].bufferLength == sizeof(long))
+ {
+ pColDataPtrs[index].PtrDataObj = new long;
+ pColDataPtrs[index].SzDataObj = sizeof(long);
+ pColDataPtrs[index].SqlCtype = SQL_C_SLONG;
+ }
+ else
+ {
+ pColDataPtrs[index].PtrDataObj = new short;
+ pColDataPtrs[index].SzDataObj = sizeof(short);
+ pColDataPtrs[index].SqlCtype = SQL_C_SSHORT;
+ }
+ break;
+ }
+ case DB_DATA_TYPE_FLOAT:
+ {
+ // Can be float or double
+ if (pColInfs[index].bufferLength == sizeof(float))
+ {
+ pColDataPtrs[index].PtrDataObj = new float;
+ pColDataPtrs[index].SzDataObj = sizeof(float);
+ pColDataPtrs[index].SqlCtype = SQL_C_FLOAT;
+ }
+ else
+ {
+ pColDataPtrs[index].PtrDataObj = new double;
+ pColDataPtrs[index].SzDataObj = sizeof(double);
+ pColDataPtrs[index].SqlCtype = SQL_C_DOUBLE;
+ }
+ break;
+ }
+ case DB_DATA_TYPE_DATE:
+ {
+ pColDataPtrs[index].PtrDataObj = new TIMESTAMP_STRUCT;
+ pColDataPtrs[index].SzDataObj = sizeof(TIMESTAMP_STRUCT);
+ pColDataPtrs[index].SqlCtype = SQL_C_TIMESTAMP;
+ break;
+ }
+ }
+
+ SetColDefs (index,pColInfs[index].colName,pColInfs[index].dbDataType, pColDataPtrs[index].PtrDataObj, pColDataPtrs[index].SqlCtype, pColDataPtrs[index].SzDataObj);
+ }
+ }
+ return (TRUE);
+} // wxTable::SetColDef()
+
+
/********** wxTable::SetCursor() **********/
void wxTable::SetCursor(HSTMT *hstmtActivate)
{
} // wxTable::SetCursor()
+
/********** wxTable::Count(const char *) **********/
ULONG wxTable::Count(const char *args)
{
} // wxTable::Count()
+
/********** wxTable::Refresh() **********/
bool wxTable::Refresh(void)
{
} // wxTable::Refresh()
-/********** wxTable::SetNull(UINT colNo) **********/
+
+/********** wxTable::SetNull(int colNo) **********/
bool wxTable::SetNull(int colNo)
{
if (colNo < noCols)
else
return(FALSE);
-} // wxTable::SetNull(UINT colNo)
+} // wxTable::SetNull(int colNo)
+
/********** wxTable::SetNull(char *colName) **********/
bool wxTable::SetNull(const char *colName)
} // wxTable::SetNull(char *colName)
+
/********** wxTable::NewCursor() **********/
HSTMT *wxTable::NewCursor(bool setCursor, bool bindColumns)
{
return(newHSTMT);
-} // wxTable::NewCursor()
+} // wxTable::NewCursor()
+
/********** wxTable::DeleteCursor() **********/
bool wxTable::DeleteCursor(HSTMT *hstmtDel)
projects / wxWidgets.git / commitdiff
