]> git.saurik.com Git - wxWidgets.git/blobdiff - src/common/dbtable.cpp
Make easier to compile with MSVC5.
[wxWidgets.git] / src / common / dbtable.cpp
index 0798b39dc721e7b9beae0be76c5d604f7d663062..866ade00f3f87204bc50c4c0114c08788d09d62c 100644 (file)
 // SYNOPSIS START
 // SYNOPSIS STOP
 */
+#ifdef __GNUG__
+    #pragma implementation "dbtable.h"
+#endif
 
-// Use this line for wxWindows v1.x
-//#include "wx_ver.h"
-// Use this line for wxWindows v2.x
 #include  "wx/wxprec.h"
-#include "wx/version.h"
 
-#if wxMAJOR_VERSION == 2
-    #ifdef __GNUG__
-        #pragma implementation "dbtable.h"
-    #endif
+#ifdef __BORLANDC__
+    #pragma hdrstop
 #endif
 
 #ifdef DBDEBUG_CONSOLE
+    #include "iostream.h"
     #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/log.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
-#endif
-
+#include "wx/filefn.h"
 
 #if wxUSE_ODBC
 
 #include <string.h>
 //#include <assert.h>
 
-#if   wxMAJOR_VERSION == 1
-    #include "table.h"
-#elif wxMAJOR_VERSION == 2
-    #include "wx/dbtable.h"
-#endif
+#include "wx/dbtable.h"
 
 #ifdef __UNIX__
 // The HPUX preprocessor lines below were commented out on 8/20/97
@@ -162,6 +139,7 @@ bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const UWORD num
     henv                = 0;
     hdbc                = 0;
     hstmt               = 0;
+    m_hstmtGridQuery               = 0;
     hstmtDefault        = 0;                        // Initialized below
     hstmtCount          = 0;                        // Initialized first time it is needed
     hstmtInsert         = 0;
@@ -192,18 +170,18 @@ bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const UWORD num
         tablePath = tblPath;                    // Table Path - used for dBase files
     else
         tablePath.Empty();
-    
+
     if (qryTblName.Length())                    // Name of the table/view to query
         queryTableName = qryTblName;
     else
         queryTableName = tblName;
-    
+
     pDb->incrementTableCount();
-    
+
     wxString s;
     tableID = ++lastTableID;
     s.Printf(wxT("wxDbTable constructor (%-20s) tableID:[%6lu] pDb:[%p]"), tblName.c_str(), tableID, pDb);
-    
+
 #ifdef __WXDEBUG__
     wxTablesInUse *tableInUse;
     tableInUse            = new wxTablesInUse();
@@ -212,17 +190,17 @@ bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const UWORD num
     tableInUse->pDb       = pDb;
     TablesInUse.Append(tableInUse);
 #endif
-    
+
     pDb->WriteSqlLog(s);
-    
+
     // Grab the HENV and HDBC from the wxDb object
     henv = pDb->GetHENV();
     hdbc = pDb->GetHDBC();
-    
+
     // Allocate space for column definitions
     if (noCols)
         colDefs = new wxDbColDef[noCols];  // Points to the first column definition
-    
+
     // Allocate statement handles for the table
     if (!queryOnly)
     {
@@ -239,12 +217,12 @@ bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const UWORD num
     // Allocate a separate statement handle for internal use
     if (SQLAllocStmt(hdbc, &hstmtInternal) != SQL_SUCCESS)
         pDb->DispAllErrors(henv, hdbc);
-    
+
     // Set the cursor type for the statement handles
     cursorType = SQL_CURSOR_STATIC;
-    
+
     if (SQLSetStmtOption(hstmtInternal, SQL_CURSOR_TYPE, cursorType) != SQL_SUCCESS)
-    { 
+    {
         // Check to see if cursor type is supported
         pDb->GetNextError(henv, hdbc, hstmtInternal);
         if (! wxStrcmp(pDb->sqlState, wxT("01S02")))  // Option Value Changed
@@ -296,7 +274,7 @@ bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const UWORD num
     else
         cout << wxT("Cursor Type set to STATIC") << endl << endl;
 #endif
-    
+
     if (!queryOnly)
     {
         // Set the cursor type for the INSERT statement handle
@@ -309,7 +287,7 @@ bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const UWORD num
         if (SQLSetStmtOption(hstmtUpdate, SQL_CURSOR_TYPE, SQL_CURSOR_FORWARD_ONLY) != SQL_SUCCESS)
             pDb->DispAllErrors(henv, hdbc, hstmtUpdate);
     }
-    
+
     // Make the default cursor the active cursor
     hstmtDefault = GetNewCursor(FALSE,FALSE);
     wxASSERT(hstmtDefault);
@@ -351,7 +329,7 @@ void wxDbTable::cleanup()
         if (!found)
         {
             wxString msg;
-            msg.Printf(wxT("Unable to find the tableID in the linked\nlist of tables in use.\n\n%s"),s);
+            msg.Printf(wxT("Unable to find the tableID in the linked\nlist of tables in use.\n\n%s"),s.c_str());
             wxLogDebug (msg,wxT("NOTICE..."));
         }
     }
@@ -411,6 +389,10 @@ ODBC 3.0 says to use this form
 
     if (hstmtCount)
         DeleteCursor(hstmtCount);
+
+    if (m_hstmtGridQuery)
+        DeleteCursor(m_hstmtGridQuery);
+
 }  // wxDbTable::cleanup()
 
 
@@ -423,11 +405,11 @@ bool wxDbTable::bindParams(bool forUpdate)
     wxASSERT(!queryOnly);
     if (queryOnly)
         return(FALSE);
-    
+
     SWORD   fSqlType    = 0;
     UDWORD  precision   = 0;
     SWORD   scale       = 0;
-    
+
     // Bind each column of the table that should be bound
     // to a parameter marker
     int i;
@@ -469,7 +451,7 @@ bool wxDbTable::bindParams(bool forUpdate)
             case DB_DATA_TYPE_FLOAT:
                 fSqlType = pDb->GetTypeInfFloat().FsqlType;
                 precision = pDb->GetTypeInfFloat().Precision;
-                scale = pDb->GetTypeInfFloat().MaximumScale;       
+                scale = pDb->GetTypeInfFloat().MaximumScale;
                 // SQL Sybase Anywhere v5.5 returned a negative number for the
                 // MaxScale.  This caused ODBC to kick out an error on ibscale.
                 // I check for this here and set the scale = precision.
@@ -502,7 +484,7 @@ bool wxDbTable::bindParams(bool forUpdate)
         if (forUpdate)
         {
             if (SQLBindParameter(hstmtUpdate, colNo++, SQL_PARAM_INPUT, colDefs[i].SqlCtype,
-                                 fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj, 
+                                 fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj,
                                  precision+1, &colDefs[i].CbValue) != SQL_SUCCESS)
             {
                 return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate));
@@ -511,14 +493,14 @@ bool wxDbTable::bindParams(bool forUpdate)
         else
         {
             if (SQLBindParameter(hstmtInsert, colNo++, SQL_PARAM_INPUT, colDefs[i].SqlCtype,
-                                 fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj, 
+                                 fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj,
                                  precision+1,&colDefs[i].CbValue) != SQL_SUCCESS)
             {
                 return(pDb->DispAllErrors(henv, hdbc, hstmtInsert));
             }
         }
     }
-    
+
     // Completed successfully
     return(TRUE);
 
@@ -571,7 +553,7 @@ bool wxDbTable::getRec(UWORD fetchType)
         UWORD   rowStatus;
 
         retcode = SQLExtendedFetch(hstmt, fetchType, 0, &cRowsFetched, &rowStatus);
-        if (retcode  != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
+        if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
         {
             if (retcode == SQL_NO_DATA_FOUND)
                 return(FALSE);
@@ -675,28 +657,13 @@ bool wxDbTable::query(int queryType, bool forUpdate, bool distinct, const wxStri
         BuildSelectStmt(sqlStmt, queryType, distinct);
         pDb->WriteSqlLog(sqlStmt);
     }
-/*
-   This is the block of code that got added during the 2.2.1 merge with 
-   the 2.2 main branch that somehow got added here when it should not have.  - gt
 
-    else 
-        wxStrcpy(sqlStmt, pSqlStmt);
-
-    SQLFreeStmt(hstmt, SQL_CLOSE);
-    if (SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt, SQL_NTS) == SQL_SUCCESS)
-        return(TRUE);
-    else
-    {
-        pDb->DispAllErrors(henv, hdbc, hstmt);
-        return(FALSE);
-    }
-*/
     // Make sure the cursor is closed first
     if (!CloseCursor(hstmt))
         return(FALSE);
 
     // Execute the SQL SELECT statement
-    int retcode;     
+    int retcode;
     retcode = SQLExecDirect(hstmt, (UCHAR 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));
@@ -714,11 +681,24 @@ bool wxDbTable::query(int queryType, bool forUpdate, bool distinct, const wxStri
 bool wxDbTable::Open(bool checkPrivileges, bool checkTableExists)
 {
     if (!pDb)
-        return FALSE;   
+        return FALSE;
 
     int i;
     wxString sqlStmt;
     wxString s;
+//    int NumKeyCols=0;
+
+    // Calculate the maximum size of the concatenated
+    // keys for use with wxDbGrid
+    m_keysize = 0;
+    for (i=0; i < noCols; i++)
+    {
+        if (colDefs[i].KeyField)
+        {
+//            NumKeyCols++;
+            m_keysize += colDefs[i].SzDataObj;
+        }
+    }
 
     s.Empty();
     // Verify that the table exists in the database
@@ -733,12 +713,12 @@ bool wxDbTable::Open(bool checkPrivileges, bool checkTableExists)
     else if (checkPrivileges)
     {
         // Verify the user has rights to access the table.
-        // Shortcut boolean evaluation to optimize out call to 
+        // Shortcut boolean evaluation to optimize out call to
         // TablePrivileges
         //
         // Unfortunately this optimization doesn't seem to be
         // reliable!
-        if (// *(pDb->dbInf.accessibleTables) == 'N' && 
+        if (// *(pDb->dbInf.accessibleTables) == 'N' &&
             !pDb->TablePrivileges(tableName,wxT("SELECT"), pDb->GetUsername(), pDb->GetUsername(), tablePath))
             s = wxT("Current logged in user does not have sufficient privileges to access this table.\n");
     }
@@ -764,14 +744,14 @@ bool wxDbTable::Open(bool checkPrivileges, bool checkTableExists)
     {
         if (!bindInsertParams())                    // Inserts
             return(FALSE);
-       
+
         if (!bindUpdateParams())                    // Updates
             return(FALSE);
     }
 
     if (!bindCols(*hstmtDefault))                   // Selects
         return(FALSE);
-    
+
     if (!bindCols(hstmtInternal))                   // Internal use only
         return(FALSE);
 
@@ -809,17 +789,17 @@ bool wxDbTable::Open(bool checkPrivileges, bool checkTableExists)
             insertableCount++;
         }
         sqlStmt += wxT(")");
-        
+
         // Prepare the insert statement for execution
-        if (insertableCount)  
+        if (insertableCount)
         {
             if (SQLPrepare(hstmtInsert, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
                 return(pDb->DispAllErrors(henv, hdbc, hstmtInsert));
         }
-        else 
+        else
             insertable= FALSE;
     }
-    
+
     // Completed successfully
     return(TRUE);
 
@@ -913,7 +893,7 @@ bool wxDbTable::GetLast(void)
         wxFAIL_MSG(wxT("GetLast()::Backward scrolling cursors are not enabled for this instance of wxDbTable"));
         return FALSE;
     }
-    else 
+    else
         return(getRec(SQL_FETCH_LAST));
 
 }  // wxDbTable::GetLast()
@@ -1141,7 +1121,7 @@ void wxDbTable::BuildUpdateStmt(wxString &pSqlStmt, int typeOfUpd, const wxStrin
         // Only append Updateable columns
         if (colDefs[i].Updateable)
         {
-            if (! firstColumn)
+            if (!firstColumn)
                 pSqlStmt += wxT(",");
             else
                 firstColumn = FALSE;
@@ -1330,19 +1310,19 @@ bool wxDbTable::CreateTable(bool attemptDrop)
         switch(colDefs[i].DbDataType)
         {
             case DB_DATA_TYPE_VARCHAR:
-                cout << pDb->typeInfVarchar.TypeName << wxT("(") << colDefs[i].SzDataObj << wxT(")");
+                cout << pDb->GetTypeInfVarchar().TypeName << wxT("(") << colDefs[i].SzDataObj << wxT(")");
                 break;
             case DB_DATA_TYPE_INTEGER:
-                cout << pDb->typeInfInteger.TypeName;
+                cout << pDb->GetTypeInfInteger().TypeName;
                 break;
             case DB_DATA_TYPE_FLOAT:
-                cout << pDb->typeInfFloat.TypeName;
+                cout << pDb->GetTypeInfFloat().TypeName;
                 break;
             case DB_DATA_TYPE_DATE:
-                cout << pDb->typeInfDate.TypeName;
+                cout << pDb->GetTypeInfDate().TypeName;
                 break;
             case DB_DATA_TYPE_BLOB:
-                cout << pDb->typeInfBlob.TypeName;
+                cout << pDb->GetTypeInfBlob().TypeName;
                 break;
         }
         cout << endl;
@@ -1395,6 +1375,7 @@ bool wxDbTable::CreateTable(bool attemptDrop)
         if (pDb->Dbms() == dbmsDB2 ||
             pDb->Dbms() == dbmsMY_SQL ||
             pDb->Dbms() == dbmsSYBASE_ASE  ||
+            pDb->Dbms() == dbmsINTERBASE  ||
             pDb->Dbms() == dbmsMS_SQL_SERVER)
         {
             if (colDefs[i].KeyField)
@@ -1402,7 +1383,7 @@ bool wxDbTable::CreateTable(bool attemptDrop)
                 sqlStmt += wxT(" NOT NULL");
             }
         }
-        
+
         needComma = TRUE;
     }
     // If there is a primary key defined, include it in the create statement
@@ -1418,6 +1399,7 @@ bool wxDbTable::CreateTable(bool attemptDrop)
     {
         switch (pDb->Dbms())
         {
+            case dbmsINFORMIX:
             case dbmsSYBASE_ASA:
             case dbmsSYBASE_ASE:
             case dbmsMY_SQL:
@@ -1455,7 +1437,8 @@ bool wxDbTable::CreateTable(bool attemptDrop)
         }
         sqlStmt += wxT(")");
 
-        if (pDb->Dbms() == dbmsSYBASE_ASA ||
+        if (pDb->Dbms() == dbmsINFORMIX ||
+            pDb->Dbms() == dbmsSYBASE_ASA ||
             pDb->Dbms() == dbmsSYBASE_ASE)
         {
             sqlStmt += wxT(" CONSTRAINT ");
@@ -1512,24 +1495,27 @@ bool wxDbTable::DropTable()
     cout << endl << sqlStmt.c_str() << endl;
 #endif
 
-     RETCODE retcode = SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS);
+
+
+
+    RETCODE retcode = SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS);
     if (retcode != SQL_SUCCESS)
     {
         // Check for "Base table not found" error and ignore
-        pDb->GetNextError(henv, hdbc, hstmt);   
+        pDb->GetNextError(henv, hdbc, hstmt);
         if (wxStrcmp(pDb->sqlState, wxT("S0002")) /*&&
-            wxStrcmp(pDb->sqlState, wxT("S1000"))*/)  // "Base table not found" 
+            wxStrcmp(pDb->sqlState, wxT("S1000"))*/)  // "Base table not found"
         {
             // Check for product specific error codes
             if (!((pDb->Dbms() == dbmsSYBASE_ASA    && !wxStrcmp(pDb->sqlState,wxT("42000")))   ||  // 5.x (and lower?)
-                  (pDb->Dbms() == dbmsSYBASE_ASE    && !wxStrcmp(pDb->sqlState,wxT("37000")))   ||   
+                  (pDb->Dbms() == dbmsSYBASE_ASE    && !wxStrcmp(pDb->sqlState,wxT("37000")))   ||
                   (pDb->Dbms() == dbmsPERVASIVE_SQL && !wxStrcmp(pDb->sqlState,wxT("S1000")))   ||  // Returns an S1000 then an S0002
-                  (pDb->Dbms() == dbmsPOSTGRES      && !wxStrcmp(pDb->sqlState,wxT("08S01")))))     
+                  (pDb->Dbms() == dbmsPOSTGRES      && !wxStrcmp(pDb->sqlState,wxT("08S01")))))
             {
                 pDb->DispNextError();
                 pDb->DispAllErrors(henv, hdbc, hstmt);
                 pDb->RollbackTrans();
-                CloseCursor(hstmt);
+//                CloseCursor(hstmt);
                 return(FALSE);
             }
         }
@@ -1583,7 +1569,7 @@ bool wxDbTable::CreateIndex(const wxString &idxName, bool unique, UWORD noIdxCol
                 if (!found)
                     j++;
             }
-            
+
             if (found)
             {
                 ok = pDb->ModifyColumn(tableName, pIdxDefs[i].ColName,
@@ -1610,36 +1596,40 @@ bool wxDbTable::CreateIndex(const wxString &idxName, bool unique, UWORD noIdxCol
             return(FALSE);
         }
     }
-    
+
     // Build a CREATE INDEX statement
     sqlStmt = wxT("CREATE ");
     if (unique)
         sqlStmt += wxT("UNIQUE ");
-    
+
     sqlStmt += wxT("INDEX ");
     sqlStmt += idxName;
     sqlStmt += wxT(" ON ");
     sqlStmt += tableName;
     sqlStmt += wxT(" (");
-    
+
     // Append list of columns making up index
     int i;
     for (i = 0; i < noIdxCols; i++)
     {
         sqlStmt += pIdxDefs[i].ColName;
-        /* Postgres doesn't cope with ASC */
-        if (pDb->Dbms() != dbmsPOSTGRES)
+
+        // 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)) &&
+            !(pDb->Dbms() == dbmsPOSTGRES))
         {
             if (pIdxDefs[i].Ascending)
                 sqlStmt += wxT(" ASC");
             else
                 sqlStmt += wxT(" DESC");
         }
+        else
+            wxASSERT_MSG(pIdxDefs[i].Ascending, "Datasource does not support DESCending index columns");
 
         if ((i + 1) < noIdxCols)
             sqlStmt += wxT(",");
     }
-    
+
     // Append closing parentheses
     sqlStmt += wxT(")");
 
@@ -1675,12 +1665,13 @@ bool wxDbTable::DropIndex(const wxString &idxName)
 {
     // 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
+    //       below for any other databases when those databases are defined
     //       to handle this situation consistently
 
     wxString sqlStmt;
 
-    if (pDb->Dbms() == dbmsACCESS || pDb->Dbms() == dbmsMY_SQL)
+    if (pDb->Dbms() == dbmsACCESS || pDb->Dbms() == dbmsMY_SQL ||
+        pDb->Dbms() == dbmsDBASE /*|| Paradox needs this syntax too when we add support*/)
         sqlStmt.Printf(wxT("DROP INDEX %s ON %s"),idxName.c_str(), tableName.c_str());
     else if ((pDb->Dbms() == dbmsMS_SQL_SERVER) ||
              (pDb->Dbms() == dbmsSYBASE_ASE))
@@ -1704,6 +1695,7 @@ bool wxDbTable::DropIndex(const wxString &idxName)
             if (!((pDb->Dbms() == dbmsSYBASE_ASA    && !wxStrcmp(pDb->sqlState,wxT("42000"))) ||  // v5.x (and lower?)
                   (pDb->Dbms() == dbmsSYBASE_ASE    && !wxStrcmp(pDb->sqlState,wxT("37000"))) ||
                   (pDb->Dbms() == dbmsMS_SQL_SERVER && !wxStrcmp(pDb->sqlState,wxT("S1000"))) ||
+                  (pDb->Dbms() == dbmsINTERBASE      && !wxStrcmp(pDb->sqlState,wxT("S1000"))) ||
                   (pDb->Dbms() == dbmsSYBASE_ASE    && !wxStrcmp(pDb->sqlState,wxT("S0002"))) ||  // Base table not found
                   (pDb->Dbms() == dbmsMY_SQL        && !wxStrcmp(pDb->sqlState,wxT("42S12"))) ||  // tested by Christopher Ludwik Marino-Cebulski using v3.23.21beta
                   (pDb->Dbms() == dbmsPOSTGRES      && !wxStrcmp(pDb->sqlState,wxT("08S01")))
@@ -1922,7 +1914,7 @@ bool wxDbTable::DeleteMatching(void)
 
 
 /********** wxDbTable::IsColNull() **********/
-bool wxDbTable::IsColNull(UWORD colNo)
+bool wxDbTable::IsColNull(UWORD colNo) const
 {
 /*
     This logic is just not right.  It would indicate TRUE
@@ -2092,8 +2084,15 @@ void wxDbTable::SetColDefs(UWORD index, const wxString &fieldName, int dataType,
 
     if (fieldName.Length() > (unsigned int) DB_MAX_COLUMN_NAME_LEN)
     {
-        wxStrncpy (colDefs[index].ColName, fieldName, DB_MAX_COLUMN_NAME_LEN);
+        wxStrncpy(colDefs[index].ColName, fieldName, DB_MAX_COLUMN_NAME_LEN);
         colDefs[index].ColName[DB_MAX_COLUMN_NAME_LEN] = 0;
+
+#ifdef __WXDEBUG__
+        wxString tmpMsg;
+        tmpMsg.Printf(_T("Column name '%s' is too long. Truncated to '%s'."),
+                      fieldName.c_str(),colDefs[index].ColName);
+        wxFAIL_MSG(tmpMsg);
+#endif // __WXDEBUG__
     }
     else
         wxStrcpy(colDefs[index].ColName, fieldName);
@@ -2117,7 +2116,7 @@ void wxDbTable::SetColDefs(UWORD index, const wxString &fieldName, int dataType,
     }
 
     colDefs[index].Null                 = FALSE;
-    
+
 }  // wxDbTable::SetColDefs()
 
 
@@ -2130,7 +2129,7 @@ wxDbColDataPtr* wxDbTable::SetColDefs(wxDbColInf *pColInfs, UWORD numCols)
     if (pColInfs)
     {
         UWORD index;
-       
+
         pColDataPtrs = new wxDbColDataPtr[numCols+1];
 
         for (index = 0; index < numCols; index++)
@@ -2171,7 +2170,7 @@ wxDbColDataPtr* wxDbTable::SetColDefs(wxDbColInf *pColInfs, UWORD numCols)
                         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;
@@ -2179,8 +2178,7 @@ wxDbColDataPtr* wxDbTable::SetColDefs(wxDbColInf *pColInfs, UWORD numCols)
                     pColDataPtrs[index].SqlCtype   = SQL_C_TIMESTAMP;
                     break;
                 case DB_DATA_TYPE_BLOB:
-                    int notSupportedYet = 0;
-                    wxASSERT_MSG(notSupportedYet, wxT("This form of ::SetColDefs() cannot be used with BLOB columns"));
+                    wxFAIL_MSG(wxT("This form of ::SetColDefs() cannot be used with BLOB columns"));
                     pColDataPtrs[index].PtrDataObj = /*BLOB ADDITION NEEDED*/NULL;
                     pColDataPtrs[index].SzDataObj  = /*BLOB ADDITION NEEDED*/sizeof(void *);
                     pColDataPtrs[index].SqlCtype   = SQL_VARBINARY;
@@ -2190,7 +2188,7 @@ wxDbColDataPtr* wxDbTable::SetColDefs(wxDbColInf *pColInfs, UWORD numCols)
                 SetColDefs (index,pColInfs[index].colName,pColInfs[index].dbDataType, pColDataPtrs[index].PtrDataObj, pColDataPtrs[index].SqlCtype, pColDataPtrs[index].SzDataObj);
             else
             {
-                // Unable to build all the column definitions, as either one of 
+                // Unable to build all the column definitions, as either one of
                 // the calls to "new" failed above, or there was a BLOB field
                 // to have a column definition for.  If BLOBs are to be used,
                 // the other form of ::SetColDefs() must be used, as it is impossible
@@ -2419,7 +2417,7 @@ HSTMT *wxDbTable::GetNewCursor(bool setCursor, bool bindColumns)
 
     if (bindColumns)
     {
-        if(!bindCols(*newHSTMT))
+        if (!bindCols(*newHSTMT))
         {
             delete newHSTMT;
             return(0);
@@ -2445,7 +2443,7 @@ bool wxDbTable::DeleteCursor(HSTMT *hstmtDel)
 /*
 ODBC 3.0 says to use this form
     if (SQLFreeHandle(*hstmtDel, SQL_DROP) != SQL_SUCCESS)
-    
+
 */
     if (SQLFreeStmt(*hstmtDel, SQL_DROP) != SQL_SUCCESS)
     {
@@ -2459,5 +2457,228 @@ ODBC 3.0 says to use this form
 
 }  // wxDbTable::DeleteCursor()
 
+//////////////////////////////////////////////////////////////
+// wxDbGrid support functions
+//////////////////////////////////////////////////////////////
+
+void wxDbTable::SetRowMode(const rowmode_t rowmode)
+{
+    if (!m_hstmtGridQuery)
+    {
+        m_hstmtGridQuery = GetNewCursor(FALSE,FALSE);
+        if (!bindCols(*m_hstmtGridQuery))
+            return;
+    }
+
+    m_rowmode = rowmode;
+    switch (m_rowmode)
+    {
+        case WX_ROW_MODE_QUERY:
+            SetCursor(m_hstmtGridQuery);
+            break;
+        case WX_ROW_MODE_INDIVIDUAL:
+            SetCursor(hstmtDefault);
+            break;
+        default:
+            assert(0);
+    }
+}  // wxDbTable::SetRowMode()
+
+
+wxVariant wxDbTable::GetCol(const int col) const
+{
+    wxVariant val;
+    if ((col < noCols) && (!IsColNull(col)))
+    {
+        switch (colDefs[col].SqlCtype)
+        {
+            case SQL_CHAR:
+            case SQL_VARCHAR:
+                val = (char *)(colDefs[col].PtrDataObj);
+                break;
+            case SQL_C_LONG:
+            case SQL_C_SLONG:
+                val = *(long *)(colDefs[col].PtrDataObj);
+                break;
+            case SQL_C_SHORT:
+            case SQL_C_SSHORT:
+                val = (long int )(*(short *)(colDefs[col].PtrDataObj));
+                break;
+            case SQL_C_ULONG:
+                val = (long)(*(unsigned long *)(colDefs[col].PtrDataObj));
+                break;
+            case SQL_C_TINYINT:
+                val = (long)(*(char *)(colDefs[col].PtrDataObj));
+                break;
+            case SQL_C_UTINYINT:
+                val = (long)(*(unsigned char *)(colDefs[col].PtrDataObj));
+                break;
+            case SQL_C_USHORT:
+                val = (long)(*(UWORD *)(colDefs[col].PtrDataObj));
+                break;
+            case SQL_C_DATE:
+                val = (DATE_STRUCT *)(colDefs[col].PtrDataObj);
+                break;
+            case SQL_C_TIME:
+                val = (TIME_STRUCT *)(colDefs[col].PtrDataObj);
+                break;
+            case SQL_C_TIMESTAMP:
+                val = (TIMESTAMP_STRUCT *)(colDefs[col].PtrDataObj);
+                break;
+            case SQL_C_DOUBLE:
+                val = *(double *)(colDefs[col].PtrDataObj);
+                break;
+            default:
+                assert(0);
+        }
+    }
+    return val;
+}  // wxDbTable::GetCol()
+
+
+void csstrncpyt(char *s, const char *t, int n)
+{
+    while ((*s++ = *t++) && --n)
+    {};
+
+    *s = '\0';
+}
+
+void wxDbTable::SetCol(const int col, const wxVariant val)
+{
+    //FIXME: Add proper wxDateTime support to wxVariant..
+    wxDateTime dateval;
+
+    SetColNull(col, val.IsNull());
+
+    if (!val.IsNull())
+    {
+        if ((colDefs[col].SqlCtype == SQL_C_DATE)
+            || (colDefs[col].SqlCtype == SQL_C_TIME)
+            || (colDefs[col].SqlCtype == SQL_C_TIMESTAMP))
+        {
+            //Returns null if invalid!
+            if (!dateval.ParseDate(val.GetString()))
+                SetColNull(col,TRUE);
+        }
+
+        switch (colDefs[col].SqlCtype)
+        {
+            case SQL_CHAR:
+            case SQL_VARCHAR:
+                csstrncpyt((char *)(colDefs[col].PtrDataObj),
+                           val.GetString().c_str(),
+                           colDefs[col].SzDataObj-1);
+                break;
+            case SQL_C_LONG:
+            case SQL_C_SLONG:
+                *(long *)(colDefs[col].PtrDataObj) = val;
+                break;
+            case SQL_C_SHORT:
+            case SQL_C_SSHORT:
+                *(short *)(colDefs[col].PtrDataObj) = val.GetLong();
+                break;
+            case SQL_C_ULONG:
+                *(unsigned long *)(colDefs[col].PtrDataObj) = val.GetLong();
+                break;
+            case SQL_C_TINYINT:
+                *(char *)(colDefs[col].PtrDataObj) = val.GetChar();
+                break;
+            case SQL_C_UTINYINT:
+                *(unsigned char *)(colDefs[col].PtrDataObj) = val.GetChar();
+                break;
+            case SQL_C_USHORT:
+                *(unsigned short *)(colDefs[col].PtrDataObj) = val.GetLong();
+                break;
+            //FIXME: Add proper wxDateTime support to wxVariant..
+            case SQL_C_DATE:
+                {
+                    DATE_STRUCT *dataptr =
+                        (DATE_STRUCT *)colDefs[col].PtrDataObj;
+
+                    dataptr->year   = dateval.GetYear();
+                    dataptr->month  = dateval.GetMonth()+1;
+                    dataptr->day    = dateval.GetDay();
+                }
+                break;
+            case SQL_C_TIME:
+                {
+                    TIME_STRUCT *dataptr =
+                        (TIME_STRUCT *)colDefs[col].PtrDataObj;
+
+                    dataptr->hour   = dateval.GetHour();
+                    dataptr->minute = dateval.GetMinute();
+                    dataptr->second = dateval.GetSecond();
+                }
+                break;
+            case SQL_C_TIMESTAMP:
+                {
+                    TIMESTAMP_STRUCT *dataptr =
+                        (TIMESTAMP_STRUCT *)colDefs[col].PtrDataObj;
+                    dataptr->year   = dateval.GetYear();
+                    dataptr->month  = dateval.GetMonth()+1;
+                    dataptr->day    = dateval.GetDay();
+
+                    dataptr->hour   = dateval.GetHour();
+                    dataptr->minute = dateval.GetMinute();
+                    dataptr->second = dateval.GetSecond();
+                }
+                break;
+            case SQL_C_DOUBLE:
+                *(double *)(colDefs[col].PtrDataObj) = val;
+                break;
+            default:
+                assert(0);
+        }  // switch
+    }  // if (!val.IsNull())
+}  // wxDbTable::SetCol()
+
+
+GenericKey wxDbTable::GetKey()
+{
+    void *blk;
+    char *blkptr;
+
+    blk = malloc(m_keysize);
+    blkptr = (char *) blk;
+
+    int i;
+    for (i=0; i < noCols; i++)
+    {
+        if (colDefs[i].KeyField)
+        {
+            memcpy(blkptr,colDefs[i].PtrDataObj, colDefs[i].SzDataObj);
+            blkptr += colDefs[i].SzDataObj;
+        }
+    }
+
+    GenericKey k = GenericKey(blk, m_keysize);
+    free(blk);
+
+    return k;
+}  // wxDbTable::GetKey()
+
+
+void wxDbTable::SetKey(const GenericKey& k)
+{
+    void *blk;
+    char *blkptr;
+
+    blk = k.GetBlk();
+    blkptr = (char *)blk;
+
+    int i;
+    for (i=0; i < noCols; i++)
+    {
+        if (colDefs[i].KeyField)
+        {
+            SetColNull(i, FALSE);
+            memcpy(colDefs[i].PtrDataObj, blkptr, colDefs[i].SzDataObj);
+            blkptr += colDefs[i].SzDataObj;
+        }
+    }
+}  // wxDbTable::SetKey()
+
+
 #endif  // wxUSE_ODBC