// Created: 9.96
// RCS-ID: $Id$
// Copyright: (c) 1996 Remstar International, Inc.
-// Licence: wxWindows licence, plus:
-// Notice: This class library and its intellectual design are free of charge for use,
-// modification, enhancement, debugging under the following conditions:
-// 1) These classes may only be used as part of the implementation of a
-// wxWindows-based application
-// 2) All enhancements and bug fixes are to be submitted back to the wxWindows
-// user groups free of all charges for use with the wxWindows library.
-// 3) These classes may not be distributed as part of any other class library,
-// DLL, text (written or electronic), other than a complete distribution of
-// the wxWindows GUI development toolkit.
+// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
/*
// SYNOPSIS START
// SYNOPSIS STOP
*/
-#ifdef __GNUG__
+
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "dbtable.h"
#endif
#include "wx/object.h"
#include "wx/list.h"
#include "wx/utils.h"
- #if wxUSE_GUI
- #include "wx/msgdlg.h"
- #endif
#include "wx/log.h"
#endif
#include "wx/filefn.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-//#include <assert.h>
#include "wx/dbtable.h"
#endif
+void csstrncpyt(wxChar *target, const wxChar *source, int n)
+{
+ while ( (*target++ = *source++) != '\0' && --n )
+ ;
+
+ *target = '\0';
+}
+
+
+
/********** wxDbColDef::wxDbColDef() Constructor **********/
wxDbColDef::wxDbColDef()
{
SqlCtype = SQL_C_LONG;
PtrDataObj = NULL;
SzDataObj = 0;
- KeyField = FALSE;
- Updateable = FALSE;
- InsertAllowed = FALSE;
- DerivedCol = FALSE;
+ KeyField = false;
+ Updateable = false;
+ InsertAllowed = false;
+ DerivedCol = false;
CbValue = 0;
- Null = FALSE;
+ Null = false;
- return TRUE;
+ return true;
} // wxDbColDef::Initialize()
where.Empty(); // Where clause
orderBy.Empty(); // Order By clause
from.Empty(); // From clause
- selectForUpdate = FALSE; // SELECT ... FOR UPDATE; Indicates whether to include the FOR UPDATE phrase
+ selectForUpdate = false; // SELECT ... FOR UPDATE; Indicates whether to include the FOR UPDATE phrase
queryOnly = qryOnly;
- insertable = TRUE;
+ insertable = true;
tablePath.Empty();
tableName.Empty();
queryTableName.Empty();
wxASSERT(pDb);
if (!pDb)
- return FALSE;
+ return false;
tableName = tblName; // Table Name
if (tblPath.Length())
{
// Should never happen
pDb->GetNextError(henv, hdbc, hstmtInternal);
- return FALSE;
+ return false;
}
}
}
}
// Make the default cursor the active cursor
- hstmtDefault = GetNewCursor(FALSE,FALSE);
+ hstmtDefault = GetNewCursor(false,false);
wxASSERT(hstmtDefault);
hstmt = *hstmtDefault;
- return TRUE;
+ return true;
} // wxDbTable::initialize()
#ifdef __WXDEBUG__
if (tableID)
{
- TablesInUse.DeleteContents(TRUE);
- bool found = FALSE;
+ bool found = false;
- wxNode *pNode;
- pNode = TablesInUse.First();
+ wxList::compatibility_iterator pNode;
+ pNode = TablesInUse.GetFirst();
while (pNode && !found)
{
- if (((wxTablesInUse *)pNode->Data())->tableID == tableID)
+ if (((wxTablesInUse *)pNode->GetData())->tableID == tableID)
{
- found = TRUE;
- if (!TablesInUse.DeleteNode(pNode))
- wxLogDebug (s,wxT("Unable to delete node!"));
+ found = true;
+ delete (wxTablesInUse *)pNode->GetData();
+ TablesInUse.Erase(pNode);
}
else
- pNode = pNode->Next();
+ pNode = pNode->GetNext();
}
if (!found)
{
/***************************** PRIVATE FUNCTIONS *****************************/
+void wxDbTable::setCbValueForColumn(int columnIndex)
+{
+ switch(colDefs[columnIndex].DbDataType)
+ {
+ case DB_DATA_TYPE_VARCHAR:
+ if (colDefs[columnIndex].Null)
+ colDefs[columnIndex].CbValue = SQL_NULL_DATA;
+ else
+ colDefs[columnIndex].CbValue = SQL_NTS;
+ break;
+ case DB_DATA_TYPE_INTEGER:
+ if (colDefs[columnIndex].Null)
+ colDefs[columnIndex].CbValue = SQL_NULL_DATA;
+ else
+ colDefs[columnIndex].CbValue = 0;
+ break;
+ case DB_DATA_TYPE_FLOAT:
+ if (colDefs[columnIndex].Null)
+ colDefs[columnIndex].CbValue = SQL_NULL_DATA;
+ else
+ colDefs[columnIndex].CbValue = 0;
+ break;
+ case DB_DATA_TYPE_DATE:
+ if (colDefs[columnIndex].Null)
+ colDefs[columnIndex].CbValue = SQL_NULL_DATA;
+ else
+ colDefs[columnIndex].CbValue = 0;
+ break;
+ case DB_DATA_TYPE_BLOB:
+ if (colDefs[columnIndex].Null)
+ colDefs[columnIndex].CbValue = SQL_NULL_DATA;
+ else
+ if (colDefs[columnIndex].SqlCtype == SQL_C_CHAR)
+ colDefs[columnIndex].CbValue = SQL_NTS;
+ else
+ colDefs[columnIndex].CbValue = SQL_LEN_DATA_AT_EXEC(colDefs[columnIndex].SzDataObj);
+ break;
+ }
+}
+
/********** wxDbTable::bindParams() **********/
bool wxDbTable::bindParams(bool forUpdate)
{
wxASSERT(!queryOnly);
if (queryOnly)
- return(FALSE);
+ return false;
SWORD fSqlType = 0;
- UDWORD precision = 0;
+ SDWORD precision = 0;
SWORD scale = 0;
// Bind each column of the table that should be bound
fSqlType = pDb->GetTypeInfVarchar().FsqlType;
precision = colDefs[i].SzDataObj;
scale = 0;
- if (colDefs[i].Null)
- colDefs[i].CbValue = SQL_NULL_DATA;
- else
- colDefs[i].CbValue = SQL_NTS;
break;
case DB_DATA_TYPE_INTEGER:
fSqlType = pDb->GetTypeInfInteger().FsqlType;
precision = pDb->GetTypeInfInteger().Precision;
scale = 0;
- if (colDefs[i].Null)
- colDefs[i].CbValue = SQL_NULL_DATA;
- else
- colDefs[i].CbValue = 0;
break;
case DB_DATA_TYPE_FLOAT:
fSqlType = pDb->GetTypeInfFloat().FsqlType;
// I check for this here and set the scale = precision.
//if (scale < 0)
// scale = (short) precision;
- if (colDefs[i].Null)
- colDefs[i].CbValue = SQL_NULL_DATA;
- else
- colDefs[i].CbValue = 0;
break;
case DB_DATA_TYPE_DATE:
fSqlType = pDb->GetTypeInfDate().FsqlType;
precision = pDb->GetTypeInfDate().Precision;
scale = 0;
- if (colDefs[i].Null)
- colDefs[i].CbValue = SQL_NULL_DATA;
- else
- colDefs[i].CbValue = 0;
break;
case DB_DATA_TYPE_BLOB:
fSqlType = pDb->GetTypeInfBlob().FsqlType;
- precision = 50000;
+ precision = colDefs[i].SzDataObj;
scale = 0;
- if (colDefs[i].Null)
- colDefs[i].CbValue = SQL_NULL_DATA;
- else
- colDefs[i].CbValue = SQL_LEN_DATA_AT_EXEC(colDefs[i].SzDataObj);
break;
}
+
+ setCbValueForColumn(i);
+
if (forUpdate)
{
if (SQLBindParameter(hstmtUpdate, colNo++, SQL_PARAM_INPUT, colDefs[i].SqlCtype,
{
if (SQLBindParameter(hstmtInsert, colNo++, SQL_PARAM_INPUT, colDefs[i].SqlCtype,
fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj,
- precision+1,&colDefs[i].CbValue) != SQL_SUCCESS)
+ precision+1, &colDefs[i].CbValue) != SQL_SUCCESS)
{
return(pDb->DispAllErrors(henv, hdbc, hstmtInsert));
}
}
// Completed successfully
- return(TRUE);
+ return true;
} // wxDbTable::bindParams()
/********** wxDbTable::bindInsertParams() **********/
bool wxDbTable::bindInsertParams(void)
{
- return bindParams(FALSE);
+ return bindParams(false);
} // wxDbTable::bindInsertParams()
/********** wxDbTable::bindUpdateParams() **********/
bool wxDbTable::bindUpdateParams(void)
{
- return bindParams(TRUE);
+ return bindParams(true);
} // wxDbTable::bindUpdateParams()
/********** wxDbTable::bindCols() **********/
bool wxDbTable::bindCols(HSTMT cursor)
{
+ static SDWORD cb;
+
// Bind each column of the table to a memory address for fetching data
UWORD i;
for (i = 0; i < noCols; i++)
{
+ cb = colDefs[i].CbValue;
if (SQLBindCol(cursor, (UWORD)(i+1), colDefs[i].SqlCtype, (UCHAR*) colDefs[i].PtrDataObj,
- colDefs[i].SzDataObj, &colDefs[i].CbValue ) != SQL_SUCCESS)
- {
+ colDefs[i].SzDataObj, &cb ) != SQL_SUCCESS)
return (pDb->DispAllErrors(henv, hdbc, cursor));
- }
}
// Completed successfully
- return(TRUE);
+ return true;
} // wxDbTable::bindCols()
if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
{
if (retcode == SQL_NO_DATA_FOUND)
- return(FALSE);
+ return false;
else
return(pDb->DispAllErrors(henv, hdbc, hstmt));
}
if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
{
if (retcode == SQL_NO_DATA_FOUND)
- return(FALSE);
+ return false;
else
return(pDb->DispAllErrors(henv, hdbc, hstmt));
}
}
// Completed successfully
- return(TRUE);
+ return true;
} // wxDbTable::getRec()
RETCODE retcode;
// Execute the DELETE statement
- retcode = SQLExecDirect(hstmtDelete, (UCHAR FAR *) pSqlStmt.c_str(), SQL_NTS);
+ retcode = SQLExecDirect(hstmtDelete, (SQLTCHAR FAR *) pSqlStmt.c_str(), SQL_NTS);
if (retcode == SQL_SUCCESS ||
retcode == SQL_NO_DATA_FOUND ||
retcode == SQL_SUCCESS_WITH_INFO)
{
// Record deleted successfully
- return(TRUE);
+ return true;
}
// Problem deleting record
RETCODE retcode;
// Execute the UPDATE statement
- retcode = SQLExecDirect(hstmtUpdate, (UCHAR FAR *) pSqlStmt.c_str(), SQL_NTS);
+ retcode = SQLExecDirect(hstmtUpdate, (SQLTCHAR FAR *) pSqlStmt.c_str(), SQL_NTS);
if (retcode == SQL_SUCCESS ||
retcode == SQL_NO_DATA_FOUND ||
retcode == SQL_SUCCESS_WITH_INFO)
{
// Record updated successfully
- return(TRUE);
+ return true;
+ }
+ else if (retcode == SQL_NEED_DATA)
+ {
+ PTR pParmID;
+ retcode = SQLParamData(hstmtUpdate, &pParmID);
+ while (retcode == SQL_NEED_DATA)
+ {
+ // Find the parameter
+ int i;
+ for (i=0; i < noCols; i++)
+ {
+ if (colDefs[i].PtrDataObj == pParmID)
+ {
+ // We found it. Store the parameter.
+ retcode = SQLPutData(hstmtUpdate, pParmID, colDefs[i].SzDataObj);
+ if (retcode != SQL_SUCCESS)
+ {
+ pDb->DispNextError();
+ return pDb->DispAllErrors(henv, hdbc, hstmtUpdate);
+ }
+ break;
+ }
+ }
+ retcode = SQLParamData(hstmtUpdate, &pParmID);
+ }
+ if (retcode == SQL_SUCCESS ||
+ retcode == SQL_NO_DATA_FOUND ||
+ retcode == SQL_SUCCESS_WITH_INFO)
+ {
+ // Record updated successfully
+ return true;
+ }
}
// Problem updating record
// The user may wish to select for update, but the DBMS may not be capable
selectForUpdate = CanSelectForUpdate();
else
- selectForUpdate = FALSE;
+ selectForUpdate = false;
// Set the SQL SELECT string
if (queryType != DB_SELECT_STATEMENT) // A select statement was not passed in,
// Make sure the cursor is closed first
if (!CloseCursor(hstmt))
- return(FALSE);
+ return false;
// Execute the SQL SELECT statement
int retcode;
- retcode = SQLExecDirect(hstmt, (UCHAR FAR *) (queryType == DB_SELECT_STATEMENT ? pSqlStmt.c_str() : sqlStmt.c_str()), SQL_NTS);
+ retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) (queryType == DB_SELECT_STATEMENT ? pSqlStmt.c_str() : sqlStmt.c_str()), SQL_NTS);
if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
return(pDb->DispAllErrors(henv, hdbc, hstmt));
// Completed successfully
- return(TRUE);
+ return true;
} // wxDbTable::query()
bool wxDbTable::Open(bool checkPrivileges, bool checkTableExists)
{
if (!pDb)
- return FALSE;
+ return false;
int i;
wxString sqlStmt;
p += s;
pDb->LogError(p.GetData());
- return(FALSE);
+ return false;
}
// Bind the member variables for field exchange between
if (!queryOnly)
{
if (!bindInsertParams()) // Inserts
- return(FALSE);
+ return false;
if (!bindUpdateParams()) // Updates
- return(FALSE);
+ return false;
}
if (!bindCols(*hstmtDefault)) // Selects
- return(FALSE);
+ return false;
if (!bindCols(hstmtInternal)) // Internal use only
- return(FALSE);
+ return false;
/*
* Do NOT bind the hstmtCount cursor!!!
// Build an insert statement using parameter markers
if (!queryOnly && noCols > 0)
{
- bool needComma = FALSE;
+ bool needComma = false;
sqlStmt.Printf(wxT("INSERT INTO %s ("),
pDb->SQLTableName(tableName.c_str()).c_str());
for (i = 0; i < noCols; i++)
sqlStmt += wxT(",");
sqlStmt += pDb->SQLColumnName(colDefs[i].ColName);
// sqlStmt += colDefs[i].ColName;
- needComma = TRUE;
+ needComma = true;
}
- needComma = FALSE;
+ needComma = false;
sqlStmt += wxT(") VALUES (");
int insertableCount = 0;
if (needComma)
sqlStmt += wxT(",");
sqlStmt += wxT("?");
- needComma = TRUE;
+ needComma = true;
insertableCount++;
}
sqlStmt += wxT(")");
// Prepare the insert statement for execution
if (insertableCount)
{
- if (SQLPrepare(hstmtInsert, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
+ if (SQLPrepare(hstmtInsert, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
return(pDb->DispAllErrors(henv, hdbc, hstmtInsert));
}
else
- insertable= FALSE;
+ insertable = false;
}
// Completed successfully
- return(TRUE);
+ return true;
} // wxDbTable::Open()
{
pDb->WriteSqlLog(pSqlStmt);
- return(query(DB_SELECT_STATEMENT, FALSE, FALSE, pSqlStmt));
+ return(query(DB_SELECT_STATEMENT, false, false, pSqlStmt));
} // wxDbTable::QueryBySqlStmt()
if (pDb->FwdOnlyCursors())
{
wxFAIL_MSG(wxT("GetPrev()::Backward scrolling cursors are not enabled for this instance of wxDbTable"));
- return FALSE;
+ return false;
}
else
return(getRec(SQL_FETCH_PRIOR));
if (pDb->FwdOnlyCursors())
{
wxFAIL_MSG(wxT("operator--:Backward scrolling cursors are not enabled for this instance of wxDbTable"));
- return FALSE;
+ return false;
}
else
return(getRec(SQL_FETCH_PRIOR));
if (pDb->FwdOnlyCursors())
{
wxFAIL_MSG(wxT("GetFirst():Backward scrolling cursors are not enabled for this instance of wxDbTable"));
- return FALSE;
+ return false;
}
else
return(getRec(SQL_FETCH_FIRST));
if (pDb->FwdOnlyCursors())
{
wxFAIL_MSG(wxT("GetLast()::Backward scrolling cursors are not enabled for this instance of wxDbTable"));
- return FALSE;
+ return false;
}
else
return(getRec(SQL_FETCH_LAST));
// Was a FROM clause specified to join tables to the base table?
// Available for ::Query() only!!!
- bool appendFromClause = FALSE;
+ bool appendFromClause = false;
#if wxODBC_BACKWARD_COMPATABILITY
if (typeOfSelect == DB_SELECT_WHERE && from && wxStrlen(from))
- appendFromClause = TRUE;
+ appendFromClause = true;
#else
if (typeOfSelect == DB_SELECT_WHERE && from.Length())
- appendFromClause = TRUE;
+ appendFromClause = true;
#endif
// Add the column list
int i;
+ wxString tStr;
for (i = 0; i < noCols; i++)
{
+ tStr = colDefs[i].ColName;
// If joining tables, the base table column names must be qualified to avoid ambiguity
- if (appendFromClause || pDb->Dbms() == dbmsACCESS)
+ if ((appendFromClause || pDb->Dbms() == dbmsACCESS) && tStr.Find(wxT('.')) == wxNOT_FOUND)
{
pSqlStmt += pDb->SQLTableName(queryTableName.c_str());
-// pSqlStmt += queryTableName;
pSqlStmt += wxT(".");
}
pSqlStmt += pDb->SQLColumnName(colDefs[i].ColName);
-// pSqlStmt += colDefs[i].ColName;
if (i + 1 < noCols)
pSqlStmt += wxT(",");
}
wxString whereClause;
whereClause.Empty();
- bool firstColumn = TRUE;
+ bool firstColumn = true;
pSqlStmt.Printf(wxT("UPDATE %s SET "),
pDb->SQLTableName(tableName.c_str()).c_str());
if (!firstColumn)
pSqlStmt += wxT(",");
else
- firstColumn = FALSE;
+ firstColumn = false;
pSqlStmt += pDb->SQLColumnName(colDefs[i].ColName);
// pSqlStmt += colDefs[i].ColName;
* They are not included as part of the where clause.
*/
{
- bool moreThanOneColumn = FALSE;
+ bool moreThanOneColumn = false;
wxString colValue;
// Loop through the columns building a where clause as you go
- int i;
- for (i = 0; i < noCols; i++)
+ int colNo;
+ for (colNo = 0; colNo < noCols; colNo++)
{
// Determine if this column should be included in the WHERE clause
- if ((typeOfWhere == DB_WHERE_KEYFIELDS && colDefs[i].KeyField) ||
- (typeOfWhere == DB_WHERE_MATCHING && (!IsColNull(i))))
+ if ((typeOfWhere == DB_WHERE_KEYFIELDS && colDefs[colNo].KeyField) ||
+ (typeOfWhere == DB_WHERE_MATCHING && (!IsColNull(colNo))))
{
// Skip over timestamp columns
- if (colDefs[i].SqlCtype == SQL_C_TIMESTAMP)
+ if (colDefs[colNo].SqlCtype == SQL_C_TIMESTAMP)
continue;
// If there is more than 1 column, join them with the keyword "AND"
if (moreThanOneColumn)
pWhereClause += wxT(" AND ");
else
- moreThanOneColumn = TRUE;
+ moreThanOneColumn = true;
+
// Concatenate where phrase for the column
- if (qualTableName.Length())
+ wxString tStr = colDefs[colNo].ColName;
+
+ if (qualTableName.Length() && tStr.Find(wxT('.')) == wxNOT_FOUND)
{
pWhereClause += pDb->SQLTableName(qualTableName);
-// pWhereClause += qualTableName;
pWhereClause += wxT(".");
}
- pWhereClause += pDb->SQLColumnName(colDefs[i].ColName);
-// pWhereClause += colDefs[i].ColName;
- if (useLikeComparison && (colDefs[i].SqlCtype == SQL_C_CHAR))
+ pWhereClause += pDb->SQLColumnName(colDefs[colNo].ColName);
+
+ if (useLikeComparison && (colDefs[colNo].SqlCtype == SQL_C_CHAR))
pWhereClause += wxT(" LIKE ");
else
pWhereClause += wxT(" = ");
- switch(colDefs[i].SqlCtype)
+
+ switch(colDefs[colNo].SqlCtype)
{
case SQL_C_CHAR:
- colValue.Printf(wxT("'%s'"), (UCHAR FAR *) colDefs[i].PtrDataObj);
+ colValue.Printf(wxT("'%s'"), (UCHAR FAR *) colDefs[colNo].PtrDataObj);
break;
+ case SQL_C_SHORT:
case SQL_C_SSHORT:
- colValue.Printf(wxT("%hi"), *((SWORD *) colDefs[i].PtrDataObj));
+ colValue.Printf(wxT("%hi"), *((SWORD *) colDefs[colNo].PtrDataObj));
break;
case SQL_C_USHORT:
- colValue.Printf(wxT("%hu"), *((UWORD *) colDefs[i].PtrDataObj));
+ colValue.Printf(wxT("%hu"), *((UWORD *) colDefs[colNo].PtrDataObj));
break;
+ case SQL_C_LONG:
case SQL_C_SLONG:
- colValue.Printf(wxT("%li"), *((SDWORD *) colDefs[i].PtrDataObj));
+ colValue.Printf(wxT("%li"), *((SDWORD *) colDefs[colNo].PtrDataObj));
break;
case SQL_C_ULONG:
- colValue.Printf(wxT("%lu"), *((UDWORD *) colDefs[i].PtrDataObj));
+ colValue.Printf(wxT("%lu"), *((UDWORD *) colDefs[colNo].PtrDataObj));
break;
case SQL_C_FLOAT:
- colValue.Printf(wxT("%.6f"), *((SFLOAT *) colDefs[i].PtrDataObj));
+ colValue.Printf(wxT("%.6f"), *((SFLOAT *) colDefs[colNo].PtrDataObj));
break;
case SQL_C_DOUBLE:
- colValue.Printf(wxT("%.6f"), *((SDOUBLE *) colDefs[i].PtrDataObj));
+ colValue.Printf(wxT("%.6f"), *((SDOUBLE *) colDefs[colNo].PtrDataObj));
+ break;
+ default:
+ {
+ wxString strMsg;
+ strMsg.Printf(wxT("wxDbTable::bindParams(): Unknown column type for colDefs %d colName %s"),
+ colNo,colDefs[colNo].ColName);
+ wxFAIL_MSG(strMsg.c_str());
+ }
break;
}
pWhereClause += colValue;
return(pDb->DispAllErrors(henv, hdbc, cursor));
// Completed successfully
- return(TRUE);
+ return true;
} // wxDbTable::CloseCursor()
bool wxDbTable::CreateTable(bool attemptDrop)
{
if (!pDb)
- return FALSE;
+ return false;
int i, j;
wxString sqlStmt;
// Drop table first
if (attemptDrop && !DropTable())
- return FALSE;
+ return false;
// Create the table
#ifdef DBDEBUG_CONSOLE
#endif
// Build a CREATE TABLE string from the colDefs structure.
- bool needComma = FALSE;
+ bool needComma = false;
sqlStmt.Printf(wxT("CREATE TABLE %s ("),
pDb->SQLTableName(tableName.c_str()).c_str());
break;
}
// For varchars, append the size of the string
- if (colDefs[i].DbDataType == DB_DATA_TYPE_VARCHAR)// ||
+ if (colDefs[i].DbDataType == DB_DATA_TYPE_VARCHAR &&
+ (pDb->Dbms() != dbmsMY_SQL || pDb->GetTypeInfVarchar().TypeName != _T("text")))// ||
// colDefs[i].DbDataType == DB_DATA_TYPE_BLOB)
{
wxString s;
}
}
- needComma = TRUE;
+ needComma = true;
}
// If there is a primary key defined, include it in the create statement
for (i = j = 0; i < noCols; i++)
break;
}
}
- if (j && pDb->Dbms() != dbmsDBASE) // Found a keyfield
+ if ( j && (pDb->Dbms() != dbmsDBASE)
+ && (pDb->Dbms() != dbmsXBASE_SEQUITER) ) // Found a keyfield
{
switch (pDb->Dbms())
{
if (j++) // Multi part key, comma separate names
sqlStmt += wxT(",");
sqlStmt += pDb->SQLColumnName(colDefs[i].ColName);
-// sqlStmt += colDefs[i].ColName;
+
+ if (pDb->Dbms() == dbmsMY_SQL &&
+ colDefs[i].DbDataType == DB_DATA_TYPE_VARCHAR)
+ {
+ wxString s;
+ s.Printf(wxT("(%d)"), colDefs[i].SzDataObj);
+ sqlStmt += s;
+ }
}
}
sqlStmt += wxT(")");
#endif
// Execute the CREATE TABLE statement
- RETCODE retcode = SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS);
+ RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS);
if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
{
pDb->DispAllErrors(henv, hdbc, hstmt);
pDb->RollbackTrans();
CloseCursor(hstmt);
- return(FALSE);
+ return false;
}
// Commit the transaction and close the cursor
if (!pDb->CommitTrans())
- return(FALSE);
+ return false;
if (!CloseCursor(hstmt))
- return(FALSE);
+ return false;
// Database table created successfully
- return(TRUE);
+ return true;
} // wxDbTable::CreateTable()
/********** wxDbTable::DropTable() **********/
bool wxDbTable::DropTable()
{
- // NOTE: This function returns TRUE if the Table does not exist, but
+ // NOTE: This function returns true if the Table 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
cout << endl << sqlStmt.c_str() << endl;
#endif
- RETCODE retcode = SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS);
+ RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS);
if (retcode != SQL_SUCCESS)
{
// Check for "Base table not found" error and ignore
pDb->DispAllErrors(henv, hdbc, hstmt);
pDb->RollbackTrans();
// CloseCursor(hstmt);
- return(FALSE);
+ return false;
}
}
}
// Commit the transaction and close the cursor
if (! pDb->CommitTrans())
- return(FALSE);
+ return false;
if (! CloseCursor(hstmt))
- return(FALSE);
+ return false;
- return(TRUE);
+ return true;
} // wxDbTable::DropTable()
// Drop the index first
if (attemptDrop && !DropIndex(idxName))
- return (FALSE);
+ return false;
// MySQL (and possibly Sybase ASE?? - gt) require that any columns which are used as portions
// of an index have the columns defined as "NOT NULL". During initial table creation though,
{
wxString sqlStmt;
int i;
- bool ok = TRUE;
+ bool ok = true;
for (i = 0; i < noIdxCols && ok; i++)
{
int j = 0;
- bool found = FALSE;
+ bool found = false;
// Find the column definition that has the ColName that matches the
// index column name. We need to do this to get the DB_DATA_TYPE of
// the index column, as MySQL's syntax for the ALTER column requires
while (!found && (j < this->noCols))
{
if (wxStrcmp(colDefs[j].ColName,pIdxDefs[i].ColName) == 0)
- found = TRUE;
+ found = true;
if (!found)
j++;
}
if (!ok)
{
+ #if 0
+ // retcode is not used
wxODBC_ERRORS retcode;
// Oracle returns a DB_ERR_GENERAL_ERROR if the column is already
// defined to be NOT NULL, but reportedly MySQL doesn't mind.
// This line is just here for debug checking of the value
retcode = (wxODBC_ERRORS)pDb->DB_STATUS;
+ #endif
}
}
else
- ok = FALSE;
+ ok = false;
}
if (ok)
pDb->CommitTrans();
else
{
pDb->RollbackTrans();
- return(FALSE);
+ return false;
}
}
sqlStmt += pDb->SQLColumnName(pIdxDefs[i].ColName);
// sqlStmt += pIdxDefs[i].ColName;
+ // MySQL requires a key length on VARCHAR keys
+ if ( pDb->Dbms() == dbmsMY_SQL )
+ {
+ // Find the details on this column
+ int j;
+ for ( j = 0; j < noCols; ++j )
+ {
+ if ( wxStrcmp( pIdxDefs[i].ColName, colDefs[j].ColName ) == 0 )
+ {
+ break;
+ }
+ }
+ if ( colDefs[j].DbDataType == DB_DATA_TYPE_VARCHAR)
+ {
+ wxString s;
+ s.Printf(wxT("(%d)"), colDefs[i].SzDataObj);
+ sqlStmt += s;
+ }
+ }
+
// Postgres and SQL Server 7 do not support the ASC/DESC keywords for index columns
- if (!((pDb->Dbms() == dbmsMS_SQL_SERVER) && (strncmp(pDb->dbInf.dbmsVer,"07",2)==0)) &&
+ if (!((pDb->Dbms() == dbmsMS_SQL_SERVER) && (wxStrncmp(pDb->dbInf.dbmsVer,_T("07"),2)==0)) &&
!(pDb->Dbms() == dbmsPOSTGRES))
{
if (pIdxDefs[i].Ascending)
sqlStmt += wxT(" DESC");
}
else
- wxASSERT_MSG(pIdxDefs[i].Ascending, "Datasource does not support DESCending index columns");
+ wxASSERT_MSG(pIdxDefs[i].Ascending, _T("Datasource does not support DESCending index columns"));
if ((i + 1) < noIdxCols)
sqlStmt += wxT(",");
#endif
// Execute the CREATE INDEX statement
- if (SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
+ if (SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
{
pDb->DispAllErrors(henv, hdbc, hstmt);
pDb->RollbackTrans();
CloseCursor(hstmt);
- return(FALSE);
+ return false;
}
// Commit the transaction and close the cursor
if (! pDb->CommitTrans())
- return(FALSE);
+ return false;
if (! CloseCursor(hstmt))
- return(FALSE);
+ return false;
// Index Created Successfully
- return(TRUE);
+ return true;
} // wxDbTable::CreateIndex()
/********** wxDbTable::DropIndex() **********/
bool wxDbTable::DropIndex(const wxString &idxName)
{
- // NOTE: This function returns TRUE if the Index does not exist, but
+ // NOTE: This function returns true if the Index 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
pDb->SQLTableName(idxName.c_str()).c_str(),
pDb->SQLTableName(tableName.c_str()).c_str());
else if ((pDb->Dbms() == dbmsMS_SQL_SERVER) ||
- (pDb->Dbms() == dbmsSYBASE_ASE))
+ (pDb->Dbms() == dbmsSYBASE_ASE) ||
+ (pDb->Dbms() == dbmsXBASE_SEQUITER))
sqlStmt.Printf(wxT("DROP INDEX %s.%s"),
pDb->SQLTableName(tableName.c_str()).c_str(),
pDb->SQLTableName(idxName.c_str()).c_str());
cout << endl << sqlStmt.c_str() << endl;
#endif
- if (SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
+ if (SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
{
// Check for "Index not found" error and ignore
pDb->GetNextError(henv, hdbc, hstmt);
pDb->DispAllErrors(henv, hdbc, hstmt);
pDb->RollbackTrans();
CloseCursor(hstmt);
- return(FALSE);
+ return false;
}
}
}
// Commit the transaction and close the cursor
if (! pDb->CommitTrans())
- return(FALSE);
+ return false;
if (! CloseCursor(hstmt))
- return(FALSE);
+ return false;
- return(TRUE);
+ return true;
} // wxDbTable::DropIndex()
int colNo = first; // using 'int' to be able to look for wxDB_NO_MORE_COLUN_NUMBERS
va_list argptr;
- bool abort = FALSE;
+ bool abort = false;
wxString tempStr;
va_start(argptr, first); /* Initialize variable arguments. */
// Valid columns are 0 thru noCols-1
if (colNo >= noCols || colNo < 0)
{
- abort = TRUE;
+ abort = true;
continue;
}
// Insert the record by executing the already prepared insert statement
RETCODE retcode;
retcode=SQLExecute(hstmtInsert);
- if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
+ if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO &&
+ retcode != SQL_NEED_DATA)
{
// Check to see if integrity constraint was violated
pDb->GetNextError(henv, hdbc, hstmtInsert);
return(DB_FAILURE);
}
}
+ if (retcode == SQL_NEED_DATA)
+ {
+ PTR pParmID;
+ retcode = SQLParamData(hstmtInsert, &pParmID);
+ while (retcode == SQL_NEED_DATA)
+ {
+ // Find the parameter
+ int i;
+ for (i=0; i < noCols; i++)
+ {
+ if (colDefs[i].PtrDataObj == pParmID)
+ {
+ // We found it. Store the parameter.
+ retcode = SQLPutData(hstmtInsert, pParmID, colDefs[i].SzDataObj);
+ if (retcode != SQL_SUCCESS)
+ {
+ pDb->DispNextError();
+ pDb->DispAllErrors(henv, hdbc, hstmtInsert);
+ return(DB_FAILURE);
+ }
+ break;
+ }
+ }
+ retcode = SQLParamData(hstmtInsert, &pParmID);
+ if (retcode != SQL_SUCCESS &&
+ retcode != SQL_SUCCESS_WITH_INFO)
+ {
+ // record was not inserted
+ pDb->DispNextError();
+ pDb->DispAllErrors(henv, hdbc, hstmtInsert);
+ return(DB_FAILURE);
+ }
+ }
+ }
// Record inserted into the datasource successfully
return(DB_SUCCESS);
{
wxASSERT(!queryOnly);
if (queryOnly)
- return(FALSE);
+ return false;
wxString sqlStmt;
{
wxASSERT(!queryOnly);
if (queryOnly)
- return(FALSE);
+ return false;
pDb->WriteSqlLog(pSqlStmt);
{
wxASSERT(!queryOnly);
if (queryOnly)
- return(FALSE);
+ return false;
wxString sqlStmt;
{
wxASSERT(!queryOnly);
if (queryOnly)
- return(FALSE);
+ return false;
wxString sqlStmt;
sqlStmt.Empty();
{
wxASSERT(!queryOnly);
if (queryOnly)
- return(FALSE);
+ return false;
wxString sqlStmt;
sqlStmt.Empty();
{
wxASSERT(!queryOnly);
if (queryOnly)
- return(FALSE);
+ return false;
wxString sqlStmt;
sqlStmt.Empty();
bool wxDbTable::IsColNull(UWORD colNo) const
{
/*
- This logic is just not right. It would indicate TRUE
+ This logic is just not right. It would indicate true
if a numeric field were set to a value of 0.
switch(colDefs[colNo].SqlCtype)
TIMESTAMP_STRUCT *pDt;
pDt = (TIMESTAMP_STRUCT *) colDefs[colNo].PtrDataObj;
if (pDt->year == 0 && pDt->month == 0 && pDt->day == 0)
- return(TRUE);
+ return true;
else
- return(FALSE);
+ return false;
default:
- return(TRUE);
+ return true;
}
*/
return (colDefs[colNo].Null);
bool wxDbTable::CanSelectForUpdate(void)
{
if (queryOnly)
- return FALSE;
+ return false;
if (pDb->Dbms() == dbmsMY_SQL)
- return FALSE;
+ return false;
if ((pDb->Dbms() == dbmsORACLE) ||
(pDb->dbInf.posStmts & SQL_PS_SELECT_FOR_UPDATE))
- return(TRUE);
+ return true;
else
- return(FALSE);
+ return false;
} // wxDbTable::CanSelectForUpdate()
bool wxDbTable::CanUpdByROWID(void)
{
/*
- * NOTE: Returning FALSE for now until this can be debugged,
+ * NOTE: Returning false for now until this can be debugged,
* as the ROWID is not getting updated correctly
*/
- return FALSE;
+ return false;
/*
if (pDb->Dbms() == dbmsORACLE)
- return(TRUE);
+ return true;
else
- return(FALSE);
+ return false;
*/
} // wxDbTable::CanUpdByROWID()
bool wxDbTable::IsCursorClosedOnCommit(void)
{
if (pDb->dbInf.cursorCommitBehavior == SQL_CB_PRESERVE)
- return(FALSE);
+ return false;
else
- return(TRUE);
+ return true;
} // wxDbTable::IsCursorClosedOnCommit()
case SQL_C_USHORT:
*((UWORD*) colDefs[colNo].PtrDataObj) = 0;
break;
+ case SQL_C_LONG:
case SQL_C_SLONG:
*((SDWORD *) colDefs[colNo].PtrDataObj) = 0;
break;
return(pDb->DispAllErrors(henv, hdbc, hstmtInternal));
// Completed Successfully
- return(TRUE);
+ return true;
} // wxDbTable::SetQueryTimeout()
SWORD cType, int size, bool keyField, bool upd,
bool insAllow, bool derivedCol)
{
+ wxASSERT_MSG( index < noCols,
+ _T("Specified column index exceeds the maximum number of columns for this table.") );
+
if (!colDefs) // May happen if the database connection fails
return;
// Derived columns by definition would NOT be "Insertable" or "Updateable"
if (derivedCol)
{
- colDefs[index].Updateable = FALSE;
- colDefs[index].InsertAllowed = FALSE;
+ colDefs[index].Updateable = false;
+ colDefs[index].InsertAllowed = false;
}
else
{
colDefs[index].InsertAllowed = insAllow;
}
- colDefs[index].Null = FALSE;
+ colDefs[index].Null = false;
} // wxDbTable::SetColDefs()
// Initialize the Count cursor if it's not already initialized
if (!hstmtCount)
{
- hstmtCount = GetNewCursor(FALSE,FALSE);
+ hstmtCount = GetNewCursor(false,false);
wxASSERT(hstmtCount);
if (!hstmtCount)
return(0);
}
// Execute the SQL statement
- if (SQLExecDirect(*hstmtCount, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
+ if (SQLExecDirect(*hstmtCount, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
{
pDb->DispAllErrors(henv, hdbc, *hstmtCount);
return(0);
/********** wxDbTable::Refresh() **********/
bool wxDbTable::Refresh(void)
{
- bool result = TRUE;
+ bool result = true;
// Switch to the internal cursor so any active cursors are not corrupted
HSTMT currCursor = GetCursor();
hstmt = hstmtInternal;
#if wxODBC_BACKWARD_COMPATABILITY
// Save the where and order by clauses
- char *saveWhere = where;
- char *saveOrderBy = orderBy;
+ wxChar *saveWhere = where;
+ wxChar *saveOrderBy = orderBy;
#else
wxString saveWhere = where;
wxString saveOrderBy = orderBy;
where = whereClause;
orderBy.Empty();
if (!Query())
- result = FALSE;
+ result = false;
if (result && !GetNext())
- result = FALSE;
+ result = false;
// Switch back to original cursor
SetCursor(&currCursor);
{
colDefs[colNo].Null = set;
if (set) // Blank out the values in the member variable
- ClearMemberVar(colNo,FALSE); // Must call with FALSE, or infinite recursion will happen
- return(TRUE);
+ ClearMemberVar(colNo, false); // Must call with false here, or infinite recursion will happen
+
+ setCbValueForColumn(colNo);
+
+ return true;
}
else
- return(FALSE);
+ return false;
} // wxDbTable::SetColNull()
/********** wxDbTable::SetColNull() **********/
bool wxDbTable::SetColNull(const wxString &colName, bool set)
{
- int i;
- for (i = 0; i < noCols; i++)
+ int colNo;
+ for (colNo = 0; colNo < noCols; colNo++)
{
- if (!wxStricmp(colName, colDefs[i].ColName))
+ if (!wxStricmp(colName, colDefs[colNo].ColName))
break;
}
- if (i < noCols)
+ if (colNo < noCols)
{
- colDefs[i].Null = set;
+ colDefs[colNo].Null = set;
if (set) // Blank out the values in the member variable
- ClearMemberVar(i,FALSE); // Must call with FALSE, or infinite recursion will happen
- return(TRUE);
+ ClearMemberVar(colNo,false); // Must call with false here, or infinite recursion will happen
+
+ setCbValueForColumn(colNo);
+
+ return true;
}
else
- return(FALSE);
+ return false;
} // wxDbTable::SetColNull()
/********** wxDbTable::DeleteCursor() **********/
bool wxDbTable::DeleteCursor(HSTMT *hstmtDel)
{
- bool result = TRUE;
+ bool result = true;
if (!hstmtDel) // Cursor already deleted
return(result);
if (SQLFreeStmt(*hstmtDel, SQL_DROP) != SQL_SUCCESS)
{
pDb->DispAllErrors(henv, hdbc);
- result = FALSE;
+ result = false;
}
delete hstmtDel;
{
if (!m_hstmtGridQuery)
{
- m_hstmtGridQuery = GetNewCursor(FALSE,FALSE);
+ m_hstmtGridQuery = GetNewCursor(false,false);
if (!bindCols(*m_hstmtGridQuery))
return;
}
SetCursor(hstmtDefault);
break;
default:
- assert(0);
+ wxASSERT(0);
}
} // wxDbTable::SetRowMode()
val = (long)(*(unsigned long *)(colDefs[colNo].PtrDataObj));
break;
case SQL_C_TINYINT:
- val = (long)(*(char *)(colDefs[colNo].PtrDataObj));
+ val = (long)(*(wxChar *)(colDefs[colNo].PtrDataObj));
break;
case SQL_C_UTINYINT:
- val = (long)(*(unsigned char *)(colDefs[colNo].PtrDataObj));
+ val = (long)(*(wxChar *)(colDefs[colNo].PtrDataObj));
break;
case SQL_C_USHORT:
val = (long)(*(UWORD *)(colDefs[colNo].PtrDataObj));
} // wxDbTable::GetCol()
-void csstrncpyt(char *s, const char *t, int n)
-{
- while ((*s++ = *t++) && --n)
- {};
-
- *s = '\0';
-}
-
void wxDbTable::SetCol(const int colNo, const wxVariant val)
{
//FIXME: Add proper wxDateTime support to wxVariant..
{
//Returns null if invalid!
if (!dateval.ParseDate(val.GetString()))
- SetColNull(colNo, TRUE);
+ SetColNull(colNo, true);
}
switch (colDefs[colNo].SqlCtype)
{
case SQL_CHAR:
case SQL_VARCHAR:
- csstrncpyt((char *)(colDefs[colNo].PtrDataObj),
+ csstrncpyt((wxChar *)(colDefs[colNo].PtrDataObj),
val.GetString().c_str(),
colDefs[colNo].SzDataObj-1);
break;
*(unsigned long *)(colDefs[colNo].PtrDataObj) = val.GetLong();
break;
case SQL_C_TINYINT:
- *(char *)(colDefs[colNo].PtrDataObj) = val.GetChar();
+ *(wxChar *)(colDefs[colNo].PtrDataObj) = val.GetChar();
break;
case SQL_C_UTINYINT:
- *(unsigned char *)(colDefs[colNo].PtrDataObj) = val.GetChar();
+ *(wxChar *)(colDefs[colNo].PtrDataObj) = val.GetChar();
break;
case SQL_C_USHORT:
*(unsigned short *)(colDefs[colNo].PtrDataObj) = val.GetLong();
{
if (colDefs[i].KeyField)
{
- SetColNull(i, FALSE);
+ SetColNull(i, false);
memcpy(colDefs[i].PtrDataObj, blkptr, colDefs[i].SzDataObj);
blkptr += colDefs[i].SzDataObj;
}
projects / wxWidgets.git / blobdiff