]> git.saurik.com Git - wxWidgets.git/blobdiff - src/common/dbtable.cpp
[ 1509599 ] 'Split pickers page in widgets sample' with more icons and rebaking.
[wxWidgets.git] / src / common / dbtable.cpp
index 107779f0b91aa9c6c7a22b5666d0b41c81b4c1a2..346dcd34f9d09b01ad5ffc854f8351134d66edc4 100644 (file)
@@ -1,5 +1,5 @@
 ///////////////////////////////////////////////////////////////////////////////
-// Name:        dbtable.cpp
+// Name:        src/common/dbtable.cpp
 // Purpose:     Implementation of the wxDbTable class.
 // Author:      Doug Card
 // Modified by: George Tasker
@@ -8,80 +8,41 @@
 // 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
-*/
-
-// 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
-#endif
 
-#ifdef DBDEBUG_CONSOLE
-    #include "wx/ioswrap.h"
+#ifdef __BORLANDC__
+    #pragma hdrstop
 #endif
 
+#if wxUSE_ODBC
 
-#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"
-        #include "wx/msgdlg.h"
-        #include "wx/log.h"
-    #endif
-    #include "wx/filefn.h"
+#ifndef WX_PRECOMP
+    #include "wx/object.h"
+    #include "wx/list.h"
+    #include "wx/string.h"
+    #include "wx/utils.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
+#ifdef DBDEBUG_CONSOLE
+#if wxUSE_IOSTREAMH
+    #include <iostream.h>
+#else
+    #include <iostream>
+#endif
+    #include "wx/ioswrap.h"
 #endif
 
-
-#if wxUSE_ODBC
+#include "wx/filefn.h"
 
 #include <stdio.h>
 #include <stdlib.h>
 #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
@@ -102,6 +63,16 @@ ULONG lastTableID = 0;
 #endif
 
 
+void csstrncpyt(wxChar *target, const wxChar *source, int n)
+{
+    while ( (*target++ = *source++) != '\0' && --n )
+        ;
+
+    *target = '\0';
+}
+
+
+
 /********** wxDbColDef::wxDbColDef() Constructor **********/
 wxDbColDef::wxDbColDef()
 {
@@ -116,35 +87,37 @@ bool wxDbColDef::Initialize()
     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()
 
 
 /********** wxDbTable::wxDbTable() Constructor **********/
-wxDbTable::wxDbTable(wxDb *pwxDb, const wxString &tblName, const int nCols,
+wxDbTable::wxDbTable(wxDb *pwxDb, const wxString &tblName, const UWORD numColumns,
                     const wxString &qryTblName, bool qryOnly, const wxString &tblPath)
 {
-    if (!initialize(pwxDb, tblName, nCols, qryTblName, qryOnly, tblPath))
+    if (!initialize(pwxDb, tblName, numColumns, qryTblName, qryOnly, tblPath))
         cleanup();
 }  // wxDbTable::wxDbTable()
 
 
 /***** DEPRECATED: use wxDbTable::wxDbTable() format above *****/
-wxDbTable::wxDbTable(wxDb *pwxDb, const wxString &tblName, const int nCols,
+#if WXWIN_COMPATIBILITY_2_4
+wxDbTable::wxDbTable(wxDb *pwxDb, const wxString &tblName, const UWORD numColumns,
                     const wxChar *qryTblName, bool qryOnly, const wxString &tblPath)
 {
     wxString tempQryTblName;
     tempQryTblName = qryTblName;
-    if (!initialize(pwxDb, tblName, nCols, tempQryTblName, qryOnly, tblPath))
+    if (!initialize(pwxDb, tblName, numColumns, tempQryTblName, qryOnly, tblPath))
         cleanup();
 }  // wxDbTable::wxDbTable()
+#endif // WXWIN_COMPATIBILITY_2_4
 
 
 /********** wxDbTable::~wxDbTable() **********/
@@ -154,7 +127,7 @@ wxDbTable::~wxDbTable()
 }  // wxDbTable::~wxDbTable()
 
 
-bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const int nCols,
+bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const UWORD numColumns,
                     const wxString &qryTblName, bool qryOnly, const wxString &tblPath)
 {
     // Initializing member variables
@@ -162,6 +135,7 @@ bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const int nCols
     henv                = 0;
     hdbc                = 0;
     hstmt               = 0;
+    m_hstmtGridQuery               = 0;
     hstmtDefault        = 0;                        // Initialized below
     hstmtCount          = 0;                        // Initialized first time it is needed
     hstmtInsert         = 0;
@@ -170,40 +144,50 @@ bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const int nCols
     hstmtInternal       = 0;
     colDefs             = 0;
     tableID             = 0;
-    noCols              = nCols;                    // No. of cols in the table
+    m_numCols           = numColumns;               // Number of columns in the table
     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(tblName.Length());
+    wxASSERT(tblName.length());
     wxASSERT(pDb);
 
     if (!pDb)
-        return FALSE;
+        return false;
 
     tableName = tblName;                        // Table Name
-    if (tblPath.Length())
+    if ((pDb->Dbms() == dbmsORACLE) ||
+        (pDb->Dbms() == dbmsFIREBIRD) ||
+        (pDb->Dbms() == dbmsINTERBASE))
+        tableName = tableName.Upper();
+
+    if (tblPath.length())
         tablePath = tblPath;                    // Table Path - used for dBase files
     else
         tablePath.Empty();
-    
-    if (qryTblName.Length())                    // Name of the table/view to query
+
+    if (qryTblName.length())                    // Name of the table/view to query
         queryTableName = qryTblName;
     else
         queryTableName = tblName;
-    
+
+    if ((pDb->Dbms() == dbmsORACLE) ||
+        (pDb->Dbms() == dbmsFIREBIRD) ||
+        (pDb->Dbms() == dbmsINTERBASE))
+        queryTableName = queryTableName.Upper();
+
     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 +196,17 @@ bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const int nCols
     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
-    
+    if (m_numCols)
+        colDefs = new wxDbColDef[m_numCols];  // Points to the first column definition
+
     // Allocate statement handles for the table
     if (!queryOnly)
     {
@@ -239,12 +223,12 @@ bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const int nCols
     // 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
@@ -282,7 +266,7 @@ bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const int nCols
                 {
                     // Should never happen
                     pDb->GetNextError(henv, hdbc, hstmtInternal);
-                    return FALSE;
+                    return false;
                 }
             }
         }
@@ -296,7 +280,7 @@ bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const int nCols
     else
         cout << wxT("Cursor Type set to STATIC") << endl << endl;
 #endif
-    
+
     if (!queryOnly)
     {
         // Set the cursor type for the INSERT statement handle
@@ -309,13 +293,13 @@ bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const int nCols
         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);
+    hstmtDefault = GetNewCursor(false,false);
     wxASSERT(hstmtDefault);
     hstmt = *hstmtDefault;
 
-    return TRUE;
+    return true;
 
 }  // wxDbTable::initialize()
 
@@ -332,26 +316,25 @@ void wxDbTable::cleanup()
 #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)
         {
             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..."));
         }
     }
@@ -411,36 +394,83 @@ ODBC 3.0 says to use this form
 
     if (hstmtCount)
         DeleteCursor(hstmtCount);
+
+    if (m_hstmtGridQuery)
+        DeleteCursor(m_hstmtGridQuery);
+
 }  // wxDbTable::cleanup()
 
 
 /***************************** PRIVATE FUNCTIONS *****************************/
 
 
-/********** wxDbTable::bindUpdateParams() **********/
+void wxDbTable::setCbValueForColumn(int columnIndex)
+{
+    switch(colDefs[columnIndex].DbDataType)
+    {
+        case DB_DATA_TYPE_VARCHAR:
+        case DB_DATA_TYPE_MEMO:
+            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_WXCHAR)
+                    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
     // to a parameter marker
-    int i,colNo;
-    for (i = 0, colNo = 1; i < noCols; i++)
+    int i;
+    UWORD colNumber;
+
+    for (i=0, colNumber=1; i < m_numCols; i++)
     {
         if (forUpdate)
         {
-            if (! colDefs[i].Updateable)
+            if (!colDefs[i].Updateable)
                 continue;
         }
         else
         {
-            if (! colDefs[i].InsertAllowed)
+            if (!colDefs[i].InsertAllowed)
                 continue;
         }
 
@@ -450,57 +480,45 @@ bool wxDbTable::bindParams(bool forUpdate)
                 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_MEMO:
+                fSqlType = pDb->GetTypeInfMemo().FsqlType;
+                precision = colDefs[i].SzDataObj;
+                scale = 0;
                 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;
                 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.
                 //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,
-                                 fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj, 
+            if (SQLBindParameter(hstmtUpdate, colNumber++, SQL_PARAM_INPUT, colDefs[i].SqlCtype,
+                                 fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj,
                                  precision+1, &colDefs[i].CbValue) != SQL_SUCCESS)
             {
                 return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate));
@@ -508,17 +526,17 @@ bool wxDbTable::bindParams(bool forUpdate)
         }
         else
         {
-            if (SQLBindParameter(hstmtInsert, colNo++, SQL_PARAM_INPUT, colDefs[i].SqlCtype,
-                                 fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj, 
-                                 precision+1,&colDefs[i].CbValue) != SQL_SUCCESS)
+            if (SQLBindParameter(hstmtInsert, colNumber++, SQL_PARAM_INPUT, colDefs[i].SqlCtype,
+                                 fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj,
+                                 precision+1, &colDefs[i].CbValue) != SQL_SUCCESS)
             {
                 return(pDb->DispAllErrors(henv, hdbc, hstmtInsert));
             }
         }
     }
-    
+
     // Completed successfully
-    return(TRUE);
+    return true;
 
 }  // wxDbTable::bindParams()
 
@@ -526,36 +544,34 @@ bool wxDbTable::bindParams(bool forUpdate)
 /********** 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)
 {
-//RG-NULL    static SDWORD  cb;
-    
+    static SQLLEN cb;
+
     // Bind each column of the table to a memory address for fetching data
-    int i;
-    for (i = 0; i < noCols; i++)
+    UWORD i;
+    for (i = 0; i < m_numCols; i++)
     {
-        if (SQLBindCol(cursor, i+1, colDefs[i].SqlCtype, (UCHAR*) colDefs[i].PtrDataObj,
-//RG-NULL                       colDefs[i].SzDataObj, &cb) != SQL_SUCCESS)     
-                       colDefs[i].SzDataObj, &colDefs[i].CbValue ) != SQL_SUCCESS)
-        {
+        cb = colDefs[i].CbValue;
+        if (SQLBindCol(cursor, (UWORD)(i+1), colDefs[i].SqlCtype, (UCHAR*) colDefs[i].PtrDataObj,
+                       colDefs[i].SzDataObj, &cb ) != SQL_SUCCESS)
           return (pDb->DispAllErrors(henv, hdbc, cursor));
-        }
     }
 
     // Completed successfully
-    return(TRUE);
+    return true;
 
 }  // wxDbTable::bindCols()
 
@@ -568,14 +584,14 @@ bool wxDbTable::getRec(UWORD fetchType)
     if (!pDb->FwdOnlyCursors())
     {
         // Fetch the NEXT, PREV, FIRST or LAST record, depending on fetchType
-        UDWORD  cRowsFetched;
+        SQLULEN cRowsFetched;
         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);
+                return false;
             else
                 return(pDb->DispAllErrors(henv, hdbc, hstmt));
         }
@@ -584,7 +600,7 @@ bool wxDbTable::getRec(UWORD fetchType)
             // Set the Null member variable to indicate the Null state
             // of each column just read in.
             int i;
-            for (i = 0; i < noCols; i++)
+            for (i = 0; i < m_numCols; i++)
                 colDefs[i].Null = (colDefs[i].CbValue == SQL_NULL_DATA);
         }
     }
@@ -595,7 +611,7 @@ bool wxDbTable::getRec(UWORD fetchType)
         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));
         }
@@ -604,13 +620,13 @@ bool wxDbTable::getRec(UWORD fetchType)
             // Set the Null member variable to indicate the Null state
             // of each column just read in.
             int i;
-            for (i = 0; i < noCols; i++)
+            for (i = 0; i < m_numCols; i++)
                 colDefs[i].Null = (colDefs[i].CbValue == SQL_NULL_DATA);
         }
     }
 
     // Completed successfully
-    return(TRUE);
+    return true;
 
 }  // wxDbTable::getRec()
 
@@ -618,12 +634,21 @@ bool wxDbTable::getRec(UWORD fetchType)
 /********** wxDbTable::execDelete() **********/
 bool wxDbTable::execDelete(const wxString &pSqlStmt)
 {
+    RETCODE retcode;
+
     // Execute the DELETE statement
-    if (SQLExecDirect(hstmtDelete, (UCHAR FAR *) pSqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
-        return(pDb->DispAllErrors(henv, hdbc, hstmtDelete));
+    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;
+    }
 
-    // Record deleted successfully
-    return(TRUE);
+    // Problem deleting record
+    return(pDb->DispAllErrors(henv, hdbc, hstmtDelete));
 
 }  // wxDbTable::execDelete()
 
@@ -631,12 +656,53 @@ bool wxDbTable::execDelete(const wxString &pSqlStmt)
 /********** wxDbTable::execUpdate() **********/
 bool wxDbTable::execUpdate(const wxString &pSqlStmt)
 {
+    RETCODE retcode;
+
     // Execute the UPDATE statement
-    if (SQLExecDirect(hstmtUpdate, (UCHAR FAR *) pSqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
-        return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate));
+    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;
+    }
+    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 < m_numCols; 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;
+        }
+    }
 
-    // Record deleted successfully
-    return(TRUE);
+    // Problem updating record
+    return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate));
 
 }  // wxDbTable::execUpdate()
 
@@ -650,7 +716,7 @@ bool wxDbTable::query(int queryType, bool forUpdate, bool distinct, const wxStri
         // 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,
@@ -658,34 +724,19 @@ 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);
+        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);
+    int retcode;
+    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()
 
@@ -697,15 +748,36 @@ 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;
 
+    // Calculate the maximum size of the concatenated
+    // keys for use with wxDbGrid
+    m_keysize = 0;
+    for (i=0; i < m_numCols; i++)
+    {
+        if (colDefs[i].KeyField)
+        {
+            m_keysize += colDefs[i].SzDataObj;
+        }
+    }
+
     s.Empty();
+
+    bool exists = true;
+    if (checkTableExists)
+    {
+        if (pDb->Dbms() == dbmsPOSTGRES)
+            exists = pDb->TableExists(tableName, NULL, tablePath);
+        else
+            exists = pDb->TableExists(tableName, pDb->GetUsername(), tablePath);
+    }
+
     // Verify that the table exists in the database
-    if (checkTableExists && !pDb->TableExists(tableName,/*pDb->GetUsername()*/NULL,tablePath))
+    if (!exists)
     {
         s = wxT("Table/view does not exist in the database");
         if ( *(pDb->dbInf.accessibleTables) == wxT('Y'))
@@ -716,21 +788,22 @@ 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 
-        // TablePrivileges
-        //
-        // Unfortunately this optimization doesn't seem to be
-        // reliable!
-        if (// *(pDb->dbInf.accessibleTables) == 'N' && 
-            !pDb->TablePrivileges(tableName,wxT("SELECT"),NULL,pDb->GetUsername(),tablePath))
-            s = wxT("Current logged in user does not have sufficient privileges to access this table.\n");
+        bool hasPrivs wxDUMMY_INITIALIZE(true);
+
+        if (pDb->Dbms() == dbmsPOSTGRES)
+            hasPrivs = pDb->TablePrivileges(tableName, wxT("SELECT"), pDb->GetUsername(), NULL, tablePath);
+        else
+            hasPrivs = pDb->TablePrivileges(tableName, wxT("SELECT"), pDb->GetUsername(), pDb->GetUsername(), tablePath);
+
+        if (!hasPrivs)
+            s = wxT("Connecting user does not have sufficient privileges to access this table.\n");
     }
 
-    if (!s.IsEmpty())
+    if (!s.empty())
     {
         wxString p;
 
-        if (!tablePath.IsEmpty())
+        if (!tablePath.empty())
             p.Printf(wxT("Error opening '%s/%s'.\n"),tablePath.c_str(),tableName.c_str());
         else
             p.Printf(wxT("Error opening '%s'.\n"), tableName.c_str());
@@ -738,7 +811,7 @@ bool wxDbTable::Open(bool checkPrivileges, bool checkTableExists)
         p += s;
         pDb->LogError(p.GetData());
 
-        return(FALSE);
+        return false;
     }
 
     // Bind the member variables for field exchange between
@@ -746,65 +819,66 @@ bool wxDbTable::Open(bool checkPrivileges, bool checkTableExists)
     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)
+    if (!queryOnly && m_numCols > 0)
     {
-        bool needComma = FALSE;
-        sqlStmt.Printf(wxT("INSERT INTO %s ("), tableName.c_str());
-        for (i = 0; i < noCols; i++)
+        bool needComma = false;
+        sqlStmt.Printf(wxT("INSERT INTO %s ("),
+                       pDb->SQLTableName(tableName.c_str()).c_str());
+        for (i = 0; i < m_numCols; i++)
         {
             if (! colDefs[i].InsertAllowed)
                 continue;
             if (needComma)
                 sqlStmt += wxT(",");
-            sqlStmt += colDefs[i].ColName;
-            needComma = TRUE;
+            sqlStmt += pDb->SQLColumnName(colDefs[i].ColName);
+            needComma = true;
         }
-        needComma = FALSE;
+        needComma = false;
         sqlStmt += wxT(") VALUES (");
 
         int insertableCount = 0;
 
-        for (i = 0; i < noCols; i++)
+        for (i = 0; i < m_numCols; i++)
         {
             if (! colDefs[i].InsertAllowed)
                 continue;
             if (needComma)
                 sqlStmt += wxT(",");
             sqlStmt += wxT("?");
-            needComma = TRUE;
+            needComma = true;
             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)
+            if (SQLPrepare(hstmtInsert, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
                 return(pDb->DispAllErrors(henv, hdbc, hstmtInsert));
         }
-        else 
-            insertable= FALSE;
+        else
+            insertable = false;
     }
-    
+
     // Completed successfully
-    return(TRUE);
+    return true;
 
 }  // wxDbTable::Open()
 
@@ -823,7 +897,7 @@ bool wxDbTable::QueryBySqlStmt(const wxString &pSqlStmt)
 {
     pDb->WriteSqlLog(pSqlStmt);
 
-    return(query(DB_SELECT_STATEMENT, FALSE, FALSE, pSqlStmt));
+    return(query(DB_SELECT_STATEMENT, false, false, pSqlStmt));
 
 }  // wxDbTable::QueryBySqlStmt()
 
@@ -852,7 +926,7 @@ bool wxDbTable::GetPrev(void)
     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));
@@ -866,7 +940,7 @@ bool wxDbTable::operator--(int)
     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));
@@ -880,7 +954,7 @@ bool wxDbTable::GetFirst(void)
     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));
@@ -894,9 +968,9 @@ bool wxDbTable::GetLast(void)
     if (pDb->FwdOnlyCursors())
     {
         wxFAIL_MSG(wxT("GetLast()::Backward scrolling cursors are not enabled for this instance of wxDbTable"));
-        return FALSE;
+        return false;
     }
-    else 
+    else
         return(getRec(SQL_FETCH_LAST));
 
 }  // wxDbTable::GetLast()
@@ -915,13 +989,15 @@ void wxDbTable::BuildDeleteStmt(wxString &pSqlStmt, int typeOfDel, const wxStrin
 
     // Handle the case of DeleteWhere() and the where clause is blank.  It should
     // delete all records from the database in this case.
-    if (typeOfDel == DB_DEL_WHERE && (pWhereClause.Length() == 0))
+    if (typeOfDel == DB_DEL_WHERE && (pWhereClause.length() == 0))
     {
-        pSqlStmt.Printf(wxT("DELETE FROM %s"), tableName.c_str());
+        pSqlStmt.Printf(wxT("DELETE FROM %s"),
+                        pDb->SQLTableName(tableName.c_str()).c_str());
         return;
     }
 
-    pSqlStmt.Printf(wxT("DELETE FROM %s WHERE "), tableName.c_str());
+    pSqlStmt.Printf(wxT("DELETE FROM %s WHERE "),
+                    pDb->SQLTableName(tableName.c_str()).c_str());
 
     // Append the WHERE clause to the SQL DELETE statement
     switch(typeOfDel)
@@ -930,15 +1006,15 @@ void wxDbTable::BuildDeleteStmt(wxString &pSqlStmt, int typeOfDel, const wxStrin
             // If the datasource supports the ROWID column, build
             // the where on ROWID for efficiency purposes.
             // e.g. DELETE FROM PARTS WHERE ROWID = '111.222.333'
-            if (CanUpdByROWID())
+            if (CanUpdateByROWID())
             {
-                SDWORD cb;
+                SQLLEN cb;
                 wxChar   rowid[wxDB_ROWID_LEN+1];
 
                 // Get the ROWID value.  If not successful retreiving the ROWID,
                 // simply fall down through the code and build the WHERE clause
                 // based on the key fields.
-                if (SQLGetData(hstmt, noCols+1, SQL_C_CHAR, (UCHAR*) rowid, wxDB_ROWID_LEN, &cb) == SQL_SUCCESS)
+                if (SQLGetData(hstmt, (UWORD)(m_numCols+1), SQL_C_WXCHAR, (UCHAR*) rowid, sizeof(rowid), &cb) == SQL_SUCCESS)
                 {
                     pSqlStmt += wxT("ROWID = '");
                     pSqlStmt += rowid;
@@ -987,39 +1063,41 @@ void wxDbTable::BuildSelectStmt(wxString &pSqlStmt, int typeOfSelect, bool disti
 
     // 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;
+    if (typeOfSelect == DB_SELECT_WHERE && from.length())
+        appendFromClause = true;
 #endif
 
     // Add the column list
     int i;
-    for (i = 0; i < noCols; i++)
+    wxString tStr;
+    for (i = 0; i < m_numCols; i++)
     {
+        tStr = colDefs[i].ColName;
         // If joining tables, the base table column names must be qualified to avoid ambiguity
-        if (appendFromClause)
+        if ((appendFromClause || pDb->Dbms() == dbmsACCESS) && tStr.Find(wxT('.')) == wxNOT_FOUND)
         {
-            pSqlStmt += queryTableName;
+            pSqlStmt += pDb->SQLTableName(queryTableName.c_str());
             pSqlStmt += wxT(".");
         }
-        pSqlStmt += colDefs[i].ColName;
-        if (i + 1 < noCols)
+        pSqlStmt += pDb->SQLColumnName(colDefs[i].ColName);
+        if (i + 1 < m_numCols)
             pSqlStmt += wxT(",");
     }
 
     // If the datasource supports ROWID, get this column as well.  Exception: Don't retrieve
     // the ROWID if querying distinct records.  The rowid will always be unique.
-    if (!distinct && CanUpdByROWID())
+    if (!distinct && CanUpdateByROWID())
     {
         // If joining tables, the base table column names must be qualified to avoid ambiguity
-        if (appendFromClause)
+        if (appendFromClause || pDb->Dbms() == dbmsACCESS)
         {
             pSqlStmt += wxT(",");
-            pSqlStmt += queryTableName;
+            pSqlStmt += pDb->SQLTableName(queryTableName);
             pSqlStmt += wxT(".ROWID");
         }
         else
@@ -1028,7 +1106,8 @@ void wxDbTable::BuildSelectStmt(wxString &pSqlStmt, int typeOfSelect, bool disti
 
     // Append the FROM tablename portion
     pSqlStmt += wxT(" FROM ");
-    pSqlStmt += queryTableName;
+    pSqlStmt += pDb->SQLTableName(queryTableName);
+//    pSqlStmt += queryTableName;
 
     // Sybase uses the HOLDLOCK keyword to lock a record during query.
     // The HOLDLOCK keyword follows the table name in the from clause.
@@ -1049,7 +1128,7 @@ void wxDbTable::BuildSelectStmt(wxString &pSqlStmt, int typeOfSelect, bool disti
 #if wxODBC_BACKWARD_COMPATABILITY
             if (where && wxStrlen(where))   // May not want a where clause!!!
 #else
-            if (where.Length())   // May not want a where clause!!!
+            if (where.length())   // May not want a where clause!!!
 #endif
             {
                 pSqlStmt += wxT(" WHERE ");
@@ -1058,7 +1137,7 @@ void wxDbTable::BuildSelectStmt(wxString &pSqlStmt, int typeOfSelect, bool disti
             break;
         case DB_SELECT_KEYFIELDS:
             BuildWhereClause(whereClause, DB_WHERE_KEYFIELDS);
-            if (whereClause.Length())
+            if (whereClause.length())
             {
                 pSqlStmt += wxT(" WHERE ");
                 pSqlStmt += whereClause;
@@ -1066,7 +1145,7 @@ void wxDbTable::BuildSelectStmt(wxString &pSqlStmt, int typeOfSelect, bool disti
             break;
         case DB_SELECT_MATCHING:
             BuildWhereClause(whereClause, DB_WHERE_MATCHING);
-            if (whereClause.Length())
+            if (whereClause.length())
             {
                 pSqlStmt += wxT(" WHERE ");
                 pSqlStmt += whereClause;
@@ -1078,7 +1157,7 @@ void wxDbTable::BuildSelectStmt(wxString &pSqlStmt, int typeOfSelect, bool disti
 #if wxODBC_BACKWARD_COMPATABILITY
     if (orderBy && wxStrlen(orderBy))
 #else
-    if (orderBy.Length())
+    if (orderBy.length())
 #endif
     {
         pSqlStmt += wxT(" ORDER BY ");
@@ -1104,7 +1183,7 @@ void wxDbTable::BuildSelectStmt(wxChar *pSqlStmt, int typeOfSelect, bool distinc
 
 
 /********** wxDbTable::BuildUpdateStmt() **********/
-void wxDbTable::BuildUpdateStmt(wxString &pSqlStmt, int typeOfUpd, const wxString &pWhereClause)
+void wxDbTable::BuildUpdateStmt(wxString &pSqlStmt, int typeOfUpdate, const wxString &pWhereClause)
 {
     wxASSERT(!queryOnly);
     if (queryOnly)
@@ -1113,43 +1192,46 @@ void wxDbTable::BuildUpdateStmt(wxString &pSqlStmt, int typeOfUpd, const wxStrin
     wxString whereClause;
     whereClause.Empty();
 
-    bool firstColumn = TRUE;
+    bool firstColumn = true;
 
-    pSqlStmt.Printf(wxT("UPDATE %s SET "), tableName.c_str());
+    pSqlStmt.Printf(wxT("UPDATE %s SET "),
+                    pDb->SQLTableName(tableName.c_str()).c_str());
 
     // Append a list of columns to be updated
     int i;
-    for (i = 0; i < noCols; i++)
+    for (i = 0; i < m_numCols; i++)
     {
         // Only append Updateable columns
         if (colDefs[i].Updateable)
         {
-            if (! firstColumn)
+            if (!firstColumn)
                 pSqlStmt += wxT(",");
             else
-                firstColumn = FALSE;
-            pSqlStmt += colDefs[i].ColName;
+                firstColumn = false;
+
+            pSqlStmt += pDb->SQLColumnName(colDefs[i].ColName);
+//            pSqlStmt += colDefs[i].ColName;
             pSqlStmt += wxT(" = ?");
         }
     }
 
     // Append the WHERE clause to the SQL UPDATE statement
     pSqlStmt += wxT(" WHERE ");
-    switch(typeOfUpd)
+    switch(typeOfUpdate)
     {
         case DB_UPD_KEYFIELDS:
             // If the datasource supports the ROWID column, build
             // the where on ROWID for efficiency purposes.
             // e.g. UPDATE PARTS SET Col1 = ?, Col2 = ? WHERE ROWID = '111.222.333'
-            if (CanUpdByROWID())
+            if (CanUpdateByROWID())
             {
-                SDWORD cb;
+                SQLLEN cb;
                 wxChar rowid[wxDB_ROWID_LEN+1];
 
                 // Get the ROWID value.  If not successful retreiving the ROWID,
                 // simply fall down through the code and build the WHERE clause
                 // based on the key fields.
-                if (SQLGetData(hstmt, noCols+1, SQL_C_CHAR, (UCHAR*) rowid, wxDB_ROWID_LEN, &cb) == SQL_SUCCESS)
+                if (SQLGetData(hstmt, (UWORD)(m_numCols+1), SQL_C_WXCHAR, (UCHAR*) rowid, sizeof(rowid), &cb) == SQL_SUCCESS)
                 {
                     pSqlStmt += wxT("ROWID = '");
                     pSqlStmt += rowid;
@@ -1170,10 +1252,10 @@ void wxDbTable::BuildUpdateStmt(wxString &pSqlStmt, int typeOfUpd, const wxStrin
 
 
 /***** DEPRECATED: use wxDbTable::BuildUpdateStmt(wxString &....) form *****/
-void wxDbTable::BuildUpdateStmt(wxChar *pSqlStmt, int typeOfUpd, const wxString &pWhereClause)
+void wxDbTable::BuildUpdateStmt(wxChar *pSqlStmt, int typeOfUpdate, const wxString &pWhereClause)
 {
     wxString tempSqlStmt;
-    BuildUpdateStmt(tempSqlStmt, typeOfUpd, pWhereClause);
+    BuildUpdateStmt(tempSqlStmt, typeOfUpdate, pWhereClause);
     wxStrcpy(pSqlStmt, tempSqlStmt);
 }  // BuildUpdateStmt()
 
@@ -1186,58 +1268,77 @@ void wxDbTable::BuildWhereClause(wxString &pWhereClause, int typeOfWhere,
  *       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 colNumber;
+    for (colNumber = 0; colNumber < m_numCols; colNumber++)
     {
         // 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[colNumber].KeyField) ||
+             (typeOfWhere == DB_WHERE_MATCHING  && (!IsColNull((UWORD)colNumber))))
         {
             // Skip over timestamp columns
-            if (colDefs[i].SqlCtype == SQL_C_TIMESTAMP)
+            if (colDefs[colNumber].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[colNumber].ColName;
+
+            if (qualTableName.length() && tStr.Find(wxT('.')) == wxNOT_FOUND)
             {
-                pWhereClause += qualTableName;
+                pWhereClause += pDb->SQLTableName(qualTableName);
                 pWhereClause += wxT(".");
             }
-            pWhereClause += colDefs[i].ColName;
-            if (useLikeComparison && (colDefs[i].SqlCtype == SQL_C_CHAR))
+            pWhereClause += pDb->SQLColumnName(colDefs[colNumber].ColName);
+
+            if (useLikeComparison && (colDefs[colNumber].SqlCtype == SQL_C_WXCHAR))
                 pWhereClause += wxT(" LIKE ");
             else
                 pWhereClause += wxT(" = ");
-            switch(colDefs[i].SqlCtype)
+
+            switch(colDefs[colNumber].SqlCtype)
             {
                 case SQL_C_CHAR:
-                    colValue.Printf(wxT("'%s'"), (UCHAR FAR *) colDefs[i].PtrDataObj);
+#ifdef SQL_C_WCHAR
+                case SQL_C_WCHAR:
+#endif
+                //case SQL_C_WXCHAR:  SQL_C_WXCHAR is covered by either SQL_C_CHAR or SQL_C_WCHAR
+                    colValue.Printf(wxT("'%s'"), (UCHAR FAR *) colDefs[colNumber].PtrDataObj);
                     break;
+                case SQL_C_SHORT:
                 case SQL_C_SSHORT:
-                    colValue.Printf(wxT("%hi"), *((SWORD *) colDefs[i].PtrDataObj));
+                    colValue.Printf(wxT("%hi"), *((SWORD *) colDefs[colNumber].PtrDataObj));
                     break;
                 case SQL_C_USHORT:
-                    colValue.Printf(wxT("%hu"), *((UWORD *) colDefs[i].PtrDataObj));
+                    colValue.Printf(wxT("%hu"), *((UWORD *) colDefs[colNumber].PtrDataObj));
                     break;
+                case SQL_C_LONG:
                 case SQL_C_SLONG:
-                    colValue.Printf(wxT("%li"), *((SDWORD *) colDefs[i].PtrDataObj));
+                    colValue.Printf(wxT("%li"), *((SDWORD *) colDefs[colNumber].PtrDataObj));
                     break;
                 case SQL_C_ULONG:
-                    colValue.Printf(wxT("%lu"), *((UDWORD *) colDefs[i].PtrDataObj));
+                    colValue.Printf(wxT("%lu"), *((UDWORD *) colDefs[colNumber].PtrDataObj));
                     break;
                 case SQL_C_FLOAT:
-                    colValue.Printf(wxT("%.6f"), *((SFLOAT *) colDefs[i].PtrDataObj));
+                    colValue.Printf(wxT("%.6f"), *((SFLOAT *) colDefs[colNumber].PtrDataObj));
                     break;
                 case SQL_C_DOUBLE:
-                    colValue.Printf(wxT("%.6f"), *((SDOUBLE *) colDefs[i].PtrDataObj));
+                    colValue.Printf(wxT("%.6f"), *((SDOUBLE *) colDefs[colNumber].PtrDataObj));
+                    break;
+                default:
+                    {
+                        wxString strMsg;
+                        strMsg.Printf(wxT("wxDbTable::bindParams(): Unknown column type for colDefs %d colName %s"),
+                                    colNumber,colDefs[colNumber].ColName);
+                        wxFAIL_MSG(strMsg.c_str());
+                    }
                     break;
             }
             pWhereClause += colValue;
@@ -1280,7 +1381,7 @@ bool wxDbTable::CloseCursor(HSTMT cursor)
         return(pDb->DispAllErrors(henv, hdbc, cursor));
 
     // Completed successfully
-    return(TRUE);
+    return true;
 
 }  // wxDbTable::CloseCursor()
 
@@ -1289,7 +1390,7 @@ bool wxDbTable::CloseCursor(HSTMT cursor)
 bool wxDbTable::CreateTable(bool attemptDrop)
 {
     if (!pDb)
-        return FALSE;
+        return false;
 
     int i, j;
     wxString sqlStmt;
@@ -1300,11 +1401,11 @@ bool wxDbTable::CreateTable(bool attemptDrop)
 
     // Drop table first
     if (attemptDrop && !DropTable())
-        return FALSE;
+        return false;
 
     // Create the table
 #ifdef DBDEBUG_CONSOLE
-    for (i = 0; i < noCols; i++)
+    for (i = 0; i < m_numCols; i++)
     {
         // Exclude derived columns since they are NOT part of the base table
         if (colDefs[i].DerivedCol)
@@ -1313,19 +1414,22 @@ 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("(") << (int)(colDefs[i].SzDataObj / sizeof(wxChar)) << wxT(")");
+                break;
+            case DB_DATA_TYPE_MEMO:
+                cout << pDb->GetTypeInfMemo().TypeName;
                 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;
@@ -1333,10 +1437,12 @@ bool wxDbTable::CreateTable(bool attemptDrop)
 #endif
 
     // Build a CREATE TABLE string from the colDefs structure.
-    bool needComma = FALSE;
-    sqlStmt.Printf(wxT("CREATE TABLE %s ("), tableName.c_str());
+    bool needComma = false;
+
+    sqlStmt.Printf(wxT("CREATE TABLE %s ("),
+                   pDb->SQLTableName(tableName.c_str()).c_str());
 
-    for (i = 0; i < noCols; i++)
+    for (i = 0; i < m_numCols; i++)
     {
         // Exclude derived columns since they are NOT part of the base table
         if (colDefs[i].DerivedCol)
@@ -1345,7 +1451,8 @@ bool wxDbTable::CreateTable(bool attemptDrop)
         if (needComma)
             sqlStmt += wxT(",");
         // Column Name
-        sqlStmt += colDefs[i].ColName;
+        sqlStmt += pDb->SQLColumnName(colDefs[i].ColName);
+//        sqlStmt += colDefs[i].ColName;
         sqlStmt += wxT(" ");
         // Column Type
         switch(colDefs[i].DbDataType)
@@ -1353,6 +1460,9 @@ bool wxDbTable::CreateTable(bool attemptDrop)
             case DB_DATA_TYPE_VARCHAR:
                 sqlStmt += pDb->GetTypeInfVarchar().TypeName;
                 break;
+            case DB_DATA_TYPE_MEMO:
+                sqlStmt += pDb->GetTypeInfMemo().TypeName;
+                break;
             case DB_DATA_TYPE_INTEGER:
                 sqlStmt += pDb->GetTypeInfInteger().TypeName;
                 break;
@@ -1367,17 +1477,20 @@ bool wxDbTable::CreateTable(bool attemptDrop)
                 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;
-            s.Printf(wxT("(%d)"), colDefs[i].SzDataObj);
+            s.Printf(wxT("(%d)"), (int)(colDefs[i].SzDataObj / sizeof(wxChar)));
             sqlStmt += s;
         }
 
         if (pDb->Dbms() == dbmsDB2 ||
             pDb->Dbms() == dbmsMY_SQL ||
             pDb->Dbms() == dbmsSYBASE_ASE  ||
+            pDb->Dbms() == dbmsINTERBASE  ||
+            pDb->Dbms() == dbmsFIREBIRD  ||
             pDb->Dbms() == dbmsMS_SQL_SERVER)
         {
             if (colDefs[i].KeyField)
@@ -1385,11 +1498,11 @@ bool wxDbTable::CreateTable(bool attemptDrop)
                 sqlStmt += wxT(" NOT NULL");
             }
         }
-        
-        needComma = TRUE;
+
+        needComma = true;
     }
     // If there is a primary key defined, include it in the create statement
-    for (i = j = 0; i < noCols; i++)
+    for (i = j = 0; i < m_numCols; i++)
     {
         if (colDefs[i].KeyField)
         {
@@ -1397,31 +1510,70 @@ bool wxDbTable::CreateTable(bool attemptDrop)
             break;
         }
     }
-    if (j && pDb->Dbms() != dbmsDBASE)  // Found a keyfield
+    if ( j && (pDb->Dbms() != dbmsDBASE)
+        && (pDb->Dbms() != dbmsXBASE_SEQUITER) )  // Found a keyfield
     {
-        if (pDb->Dbms() != dbmsMY_SQL)
-        {
-            sqlStmt += wxT(",CONSTRAINT ");
-            sqlStmt += tableName;
-            sqlStmt += wxT("_PIDX PRIMARY KEY (");
-        }
-        else
+        switch (pDb->Dbms())
         {
-            /* MySQL goes out on this one. We also declare the relevant key NON NULL above */
-            sqlStmt += wxT(", PRIMARY KEY (");
+            case dbmsACCESS:
+            case dbmsINFORMIX:
+            case dbmsSYBASE_ASA:
+            case dbmsSYBASE_ASE:
+            case dbmsMY_SQL:
+            case dbmsFIREBIRD:
+            {
+                // MySQL goes out on this one. We also declare the relevant key NON NULL above
+                sqlStmt += wxT(",PRIMARY KEY (");
+                break;
+            }
+            default:
+            {
+                sqlStmt += wxT(",CONSTRAINT ");
+                //  DB2 is limited to 18 characters for index names
+                if (pDb->Dbms() == dbmsDB2)
+                {
+                    wxASSERT_MSG((tableName && wxStrlen(tableName) <= 13), wxT("DB2 table/index names must be no longer than 13 characters in length.\n\nTruncating table name to 13 characters."));
+                    sqlStmt += pDb->SQLTableName(tableName.substr(0, 13).c_str());
+//                    sqlStmt += tableName.substr(0, 13);
+                }
+                else
+                    sqlStmt += pDb->SQLTableName(tableName.c_str());
+//                    sqlStmt += tableName;
+
+                sqlStmt += wxT("_PIDX PRIMARY KEY (");
+                break;
+            }
         }
 
         // List column name(s) of column(s) comprising the primary key
-        for (i = j = 0; i < noCols; i++)
+        for (i = j = 0; i < m_numCols; i++)
         {
             if (colDefs[i].KeyField)
             {
                 if (j++) // Multi part key, comma separate names
                     sqlStmt += wxT(",");
-                sqlStmt += colDefs[i].ColName;
+                sqlStmt += pDb->SQLColumnName(colDefs[i].ColName);
+
+                if (pDb->Dbms() == dbmsMY_SQL &&
+                    colDefs[i].DbDataType ==  DB_DATA_TYPE_VARCHAR)
+                {
+                    wxString s;
+                    s.Printf(wxT("(%d)"), (int)(colDefs[i].SzDataObj / sizeof(wxChar)));
+                    sqlStmt += s;
+                }
             }
         }
-       sqlStmt += wxT(")");
+        sqlStmt += wxT(")");
+
+        if (pDb->Dbms() == dbmsINFORMIX ||
+            pDb->Dbms() == dbmsSYBASE_ASA ||
+            pDb->Dbms() == dbmsSYBASE_ASE)
+        {
+            sqlStmt += wxT(" CONSTRAINT ");
+            sqlStmt += pDb->SQLTableName(tableName);
+//            sqlStmt += tableName;
+            sqlStmt += wxT("_PIDX");
+        }
     }
     // Append the closing parentheses for the create table statement
     sqlStmt += wxT(")");
@@ -1433,23 +1585,23 @@ bool wxDbTable::CreateTable(bool attemptDrop)
 #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()
 
@@ -1457,14 +1609,15 @@ bool wxDbTable::CreateTable(bool attemptDrop)
 /********** 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
 
     wxString sqlStmt;
 
-    sqlStmt.Printf(wxT("DROP TABLE %s"), tableName.c_str());
+    sqlStmt.Printf(wxT("DROP TABLE %s"),
+                   pDb->SQLTableName(tableName.c_str()).c_str());
 
     pDb->WriteSqlLog(sqlStmt);
 
@@ -1472,45 +1625,48 @@ bool wxDbTable::DropTable()
     cout << endl << sqlStmt.c_str() << endl;
 #endif
 
-    if (SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
+    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->GetNextError(henv, hdbc, hstmt);   
-        if (wxStrcmp(pDb->sqlState, wxT("S0002")) &&
-            wxStrcmp(pDb->sqlState, wxT("S1000")))  // "Base table not found" 
-        {    
+        pDb->GetNextError(henv, hdbc, hstmt);
+        if (wxStrcmp(pDb->sqlState, wxT("S0002")) /*&&
+            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() == dbmsPOSTGRES      && !wxStrcmp(pDb->sqlState,wxT("08S01")))))     
+            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() == dbmsPERVASIVE_SQL && !wxStrcmp(pDb->sqlState,wxT("S1000")))   ||  // Returns an S1000 then an S0002
+                  (pDb->Dbms() == dbmsPOSTGRES      && !wxStrcmp(pDb->sqlState,wxT("08S01")))))
             {
                 pDb->DispNextError();
                 pDb->DispAllErrors(henv, hdbc, hstmt);
                 pDb->RollbackTrans();
-                CloseCursor(hstmt);
-                return(FALSE);
+//                CloseCursor(hstmt);
+                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()
 
 
 /********** wxDbTable::CreateIndex() **********/
-bool wxDbTable::CreateIndex(const wxString &idxName, bool unique, int noIdxCols, wxDbIdxDef *pIdxDefs, bool attemptDrop)
+bool wxDbTable::CreateIndex(const wxString &indexName, bool unique, UWORD numIndexColumns,
+                                     wxDbIdxDef *pIndexDefs, bool attemptDrop)
 {
     wxString sqlStmt;
 
     // Drop the index first
-    if (attemptDrop && !DropIndex(idxName))
-        return (FALSE);
+    if (attemptDrop && !DropIndex(indexName))
+        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,
@@ -1524,79 +1680,110 @@ bool wxDbTable::CreateIndex(const wxString &idxName, bool unique, int noIdxCols,
     {
         wxString sqlStmt;
         int i;
-        bool ok = TRUE;
-        for (i = 0; i < noIdxCols && ok; i++)
+        bool ok = true;
+        for (i = 0; i < numIndexColumns && 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
             // this information
-            while (!found && (j < this->noCols))
+            while (!found && (j < this->m_numCols))
             {
-                if (wxStrcmp(colDefs[j].ColName,pIdxDefs[i].ColName) == 0)
-                    found = TRUE;
+                if (wxStrcmp(colDefs[j].ColName,pIndexDefs[i].ColName) == 0)
+                    found = true;
                 if (!found)
                     j++;
             }
-            
+
             if (found)
             {
-                ok = pDb->ModifyColumn(tableName, pIdxDefs[i].ColName,
-                                        colDefs[j].DbDataType, colDefs[j].SzDataObj,
+                ok = pDb->ModifyColumn(tableName, pIndexDefs[i].ColName,
+                                        colDefs[j].DbDataType, (int)(colDefs[j].SzDataObj / sizeof(wxChar)),
                                         wxT("NOT NULL"));
 
                 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;
         }
     }
-    
+
     // Build a CREATE INDEX statement
     sqlStmt = wxT("CREATE ");
     if (unique)
         sqlStmt += wxT("UNIQUE ");
-    
+
     sqlStmt += wxT("INDEX ");
-    sqlStmt += idxName;
+    sqlStmt += pDb->SQLTableName(indexName);
     sqlStmt += wxT(" ON ");
-    sqlStmt += tableName;
+
+    sqlStmt += pDb->SQLTableName(tableName);
+//    sqlStmt += tableName;
     sqlStmt += wxT(" (");
-    
+
     // Append list of columns making up index
     int i;
-    for (i = 0; i < noIdxCols; i++)
+    for (i = 0; i < numIndexColumns; i++)
     {
-        sqlStmt += pIdxDefs[i].ColName;
-        /* Postgres doesn't cope with ASC */
-        if (pDb->Dbms() != dbmsPOSTGRES)
+        sqlStmt += pDb->SQLColumnName(pIndexDefs[i].ColName);
+//        sqlStmt += pIndexDefs[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 < m_numCols; ++j )
+            {
+                if ( wxStrcmp( pIndexDefs[i].ColName, colDefs[j].ColName ) == 0 )
+                {
+                    break;
+                }
+            }
+            if ( colDefs[j].DbDataType ==  DB_DATA_TYPE_VARCHAR)
+            {
+                wxString s;
+                s.Printf(wxT("(%d)"), (int)(colDefs[i].SzDataObj / sizeof(wxChar)));
+                sqlStmt += s;
+            }
+        }
+
+        // Postgres and SQL Server 7 do not support the ASC/DESC keywords for index columns
+        if (!((pDb->Dbms() == dbmsMS_SQL_SERVER) && (wxStrncmp(pDb->dbInf.dbmsVer,_T("07"),2)==0)) &&
+            !(pDb->Dbms() == dbmsFIREBIRD) &&
+            !(pDb->Dbms() == dbmsPOSTGRES))
         {
-            if (pIdxDefs[i].Ascending)
+            if (pIndexDefs[i].Ascending)
                 sqlStmt += wxT(" ASC");
             else
                 sqlStmt += wxT(" DESC");
         }
+        else
+            wxASSERT_MSG(pIndexDefs[i].Ascending, _T("Datasource does not support DESCending index columns"));
 
-        if ((i + 1) < noIdxCols)
+        if ((i + 1) < numIndexColumns)
             sqlStmt += wxT(",");
     }
-    
+
     // Append closing parentheses
     sqlStmt += wxT(")");
 
@@ -1607,51 +1794,59 @@ bool wxDbTable::CreateIndex(const wxString &idxName, bool unique, int noIdxCols,
 #endif
 
     // Execute the CREATE INDEX statement
-    if (SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
+    RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS);
+    if (retcode != 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)
+bool wxDbTable::DropIndex(const wxString &indexName)
 {
-    // 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
+    //       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)
-        sqlStmt.Printf(wxT("DROP INDEX %s ON %s"),idxName.c_str(), tableName.c_str());
+    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"),
+                       pDb->SQLTableName(indexName.c_str()).c_str(),
+                       pDb->SQLTableName(tableName.c_str()).c_str());
     else if ((pDb->Dbms() == dbmsMS_SQL_SERVER) ||
-             (pDb->Dbms() == dbmsSYBASE_ASE))
-        sqlStmt.Printf(wxT("DROP INDEX %s.%s"),tableName.c_str(), idxName.c_str());
+             (pDb->Dbms() == dbmsSYBASE_ASE) ||
+             (pDb->Dbms() == dbmsXBASE_SEQUITER))
+        sqlStmt.Printf(wxT("DROP INDEX %s.%s"),
+                       pDb->SQLTableName(tableName.c_str()).c_str(),
+                       pDb->SQLTableName(indexName.c_str()).c_str());
     else
-        sqlStmt.Printf(wxT("DROP INDEX %s"),idxName.c_str());
+        sqlStmt.Printf(wxT("DROP INDEX %s"),
+                       pDb->SQLTableName(indexName.c_str()).c_str());
 
     pDb->WriteSqlLog(sqlStmt);
 
 #ifdef DBDEBUG_CONSOLE
     cout << endl << sqlStmt.c_str() << endl;
 #endif
-
-    if (SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
+    RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS);
+    if (retcode != SQL_SUCCESS)
     {
         // Check for "Index not found" error and ignore
         pDb->GetNextError(henv, hdbc, hstmt);
@@ -1661,6 +1856,9 @@ 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() == dbmsMAXDB         && !wxStrcmp(pDb->sqlState,wxT("S1000"))) ||
+                  (pDb->Dbms() == dbmsFIREBIRD      && !wxStrcmp(pDb->sqlState,wxT("HY000"))) ||
                   (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")))
@@ -1670,48 +1868,48 @@ bool wxDbTable::DropIndex(const wxString &idxName)
                 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()
 
 
 /********** wxDbTable::SetOrderByColNums() **********/
-bool wxDbTable::SetOrderByColNums(int first, ... )
+bool wxDbTable::SetOrderByColNums(UWORD first, ... )
 {
-    int         colNo = first;
+    int         colNumber = 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. */
-    while (!abort && (colNo != wxDB_NO_MORE_COLUMN_NUMBERS))
+    while (!abort && (colNumber != wxDB_NO_MORE_COLUMN_NUMBERS))
     {
         // Make sure the passed in column number
         // is within the valid range of columns
         //
-        // Valid columns are 0 thru noCols-1
-        if (colNo >= noCols || colNo < 0)
+        // Valid columns are 0 thru m_numCols-1
+        if (colNumber >= m_numCols || colNumber < 0)
         {
-            abort = TRUE;
+            abort = true;
             continue;
         }
 
-        if (colNo != first)
+        if (colNumber != first)
             tempStr += wxT(",");
 
-        tempStr += colDefs[colNo].ColName;
-        colNo = va_arg (argptr, int);
+        tempStr += colDefs[colNumber].ColName;
+        colNumber = va_arg (argptr, int);
     }
     va_end (argptr);              /* Reset variable arguments.      */
 
@@ -1732,8 +1930,9 @@ int wxDbTable::Insert(void)
 
     // Insert the record by executing the already prepared insert statement
     RETCODE retcode;
-    retcode=SQLExecute(hstmtInsert);
-    if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
+    retcode = SQLExecute(hstmtInsert);
+    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);
@@ -1746,6 +1945,40 @@ int wxDbTable::Insert(void)
             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 < m_numCols; 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);
@@ -1758,7 +1991,7 @@ bool wxDbTable::Update(void)
 {
     wxASSERT(!queryOnly);
     if (queryOnly)
-        return(FALSE);
+        return false;
 
     wxString sqlStmt;
 
@@ -1782,7 +2015,7 @@ bool wxDbTable::Update(const wxString &pSqlStmt)
 {
     wxASSERT(!queryOnly);
     if (queryOnly)
-        return(FALSE);
+        return false;
 
     pDb->WriteSqlLog(pSqlStmt);
 
@@ -1796,7 +2029,7 @@ bool wxDbTable::UpdateWhere(const wxString &pWhereClause)
 {
     wxASSERT(!queryOnly);
     if (queryOnly)
-        return(FALSE);
+        return false;
 
     wxString sqlStmt;
 
@@ -1820,7 +2053,7 @@ bool wxDbTable::Delete(void)
 {
     wxASSERT(!queryOnly);
     if (queryOnly)
-        return(FALSE);
+        return false;
 
     wxString sqlStmt;
     sqlStmt.Empty();
@@ -1841,7 +2074,7 @@ bool wxDbTable::DeleteWhere(const wxString &pWhereClause)
 {
     wxASSERT(!queryOnly);
     if (queryOnly)
-        return(FALSE);
+        return false;
 
     wxString sqlStmt;
     sqlStmt.Empty();
@@ -1862,7 +2095,7 @@ bool wxDbTable::DeleteMatching(void)
 {
     wxASSERT(!queryOnly);
     if (queryOnly)
-        return(FALSE);
+        return false;
 
     wxString sqlStmt;
     sqlStmt.Empty();
@@ -1879,40 +2112,42 @@ bool wxDbTable::DeleteMatching(void)
 
 
 /********** wxDbTable::IsColNull() **********/
-bool wxDbTable::IsColNull(int colNo)
+bool wxDbTable::IsColNull(UWORD colNumber) 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)
+    switch(colDefs[colNumber].SqlCtype)
     {
         case SQL_C_CHAR:
-            return(((UCHAR FAR *) colDefs[colNo].PtrDataObj)[0] == 0);
+        case SQL_C_WCHAR:
+        //case SQL_C_WXCHAR:  SQL_C_WXCHAR is covered by either SQL_C_CHAR or SQL_C_WCHAR
+            return(((UCHAR FAR *) colDefs[colNumber].PtrDataObj)[0] == 0);
         case SQL_C_SSHORT:
-            return((  *((SWORD *) colDefs[colNo].PtrDataObj))   == 0);
+            return((  *((SWORD *) colDefs[colNumber].PtrDataObj))   == 0);
         case SQL_C_USHORT:
-            return((   *((UWORD*) colDefs[colNo].PtrDataObj))   == 0);
+            return((   *((UWORD*) colDefs[colNumber].PtrDataObj))   == 0);
         case SQL_C_SLONG:
-            return(( *((SDWORD *) colDefs[colNo].PtrDataObj))   == 0);
+            return(( *((SDWORD *) colDefs[colNumber].PtrDataObj))   == 0);
         case SQL_C_ULONG:
-            return(( *((UDWORD *) colDefs[colNo].PtrDataObj))   == 0);
+            return(( *((UDWORD *) colDefs[colNumber].PtrDataObj))   == 0);
         case SQL_C_FLOAT:
-            return(( *((SFLOAT *) colDefs[colNo].PtrDataObj))   == 0);
+            return(( *((SFLOAT *) colDefs[colNumber].PtrDataObj))   == 0);
         case SQL_C_DOUBLE:
-            return((*((SDOUBLE *) colDefs[colNo].PtrDataObj))   == 0);
+            return((*((SDOUBLE *) colDefs[colNumber].PtrDataObj))   == 0);
         case SQL_C_TIMESTAMP:
             TIMESTAMP_STRUCT *pDt;
-            pDt = (TIMESTAMP_STRUCT *) colDefs[colNo].PtrDataObj;
+            pDt = (TIMESTAMP_STRUCT *) colDefs[colNumber].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);
+    return (colDefs[colNumber].Null);
 }  // wxDbTable::IsColNull()
 
 
@@ -1920,80 +2155,85 @@ bool wxDbTable::IsColNull(int colNo)
 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()
 
 
-/********** wxDbTable::CanUpdByROWID() **********/
-bool wxDbTable::CanUpdByROWID(void)
+/********** wxDbTable::CanUpdateByROWID() **********/
+bool wxDbTable::CanUpdateByROWID(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);
-
-}  // wxDbTable::CanUpdByROWID()
+        return false;
+*/
+}  // wxDbTable::CanUpdateByROWID()
 
 
 /********** wxDbTable::IsCursorClosedOnCommit() **********/
 bool wxDbTable::IsCursorClosedOnCommit(void)
 {
     if (pDb->dbInf.cursorCommitBehavior == SQL_CB_PRESERVE)
-        return(FALSE);
+        return false;
     else
-        return(TRUE);
+        return true;
 
 }  // wxDbTable::IsCursorClosedOnCommit()
 
 
 
 /********** wxDbTable::ClearMemberVar() **********/
-void wxDbTable::ClearMemberVar(int colNo, bool setToNull)
+void wxDbTable::ClearMemberVar(UWORD colNumber, bool setToNull)
 {
-    wxASSERT(colNo < noCols);
+    wxASSERT(colNumber < m_numCols);
 
-    switch(colDefs[colNo].SqlCtype)
+    switch(colDefs[colNumber].SqlCtype)
     {
         case SQL_C_CHAR:
-            ((UCHAR FAR *) colDefs[colNo].PtrDataObj)[0]    = 0;
+#ifdef SQL_C_WCHAR
+        case SQL_C_WCHAR:
+#endif
+        //case SQL_C_WXCHAR:  SQL_C_WXCHAR is covered by either SQL_C_CHAR or SQL_C_WCHAR
+            ((UCHAR FAR *) colDefs[colNumber].PtrDataObj)[0]    = 0;
             break;
         case SQL_C_SSHORT:
-            *((SWORD *) colDefs[colNo].PtrDataObj)          = 0;
+            *((SWORD *) colDefs[colNumber].PtrDataObj)          = 0;
             break;
         case SQL_C_USHORT:
-            *((UWORD*) colDefs[colNo].PtrDataObj)           = 0;
+            *((UWORD*) colDefs[colNumber].PtrDataObj)           = 0;
             break;
+        case SQL_C_LONG:
         case SQL_C_SLONG:
-            *((SDWORD *) colDefs[colNo].PtrDataObj)         = 0;
+            *((SDWORD *) colDefs[colNumber].PtrDataObj)         = 0;
             break;
         case SQL_C_ULONG:
-            *((UDWORD *) colDefs[colNo].PtrDataObj)         = 0;
+            *((UDWORD *) colDefs[colNumber].PtrDataObj)         = 0;
             break;
         case SQL_C_FLOAT:
-            *((SFLOAT *) colDefs[colNo].PtrDataObj)         = 0.0f;
+            *((SFLOAT *) colDefs[colNumber].PtrDataObj)         = 0.0f;
             break;
         case SQL_C_DOUBLE:
-            *((SDOUBLE *) colDefs[colNo].PtrDataObj)        = 0.0f;
+            *((SDOUBLE *) colDefs[colNumber].PtrDataObj)        = 0.0f;
             break;
         case SQL_C_TIMESTAMP:
             TIMESTAMP_STRUCT *pDt;
-            pDt = (TIMESTAMP_STRUCT *) colDefs[colNo].PtrDataObj;
+            pDt = (TIMESTAMP_STRUCT *) colDefs[colNumber].PtrDataObj;
             pDt->year = 0;
             pDt->month = 0;
             pDt->day = 0;
@@ -2005,7 +2245,7 @@ void wxDbTable::ClearMemberVar(int colNo, bool setToNull)
     }
 
     if (setToNull)
-        SetColNull(colNo);
+        SetColNull(colNumber);
 }  // wxDbTable::ClearMemberVar()
 
 
@@ -2015,8 +2255,8 @@ void wxDbTable::ClearMemberVars(bool setToNull)
     int i;
 
     // Loop through the columns setting each member variable to zero
-    for (i=0; i < noCols; i++)
-        ClearMemberVar(i,setToNull);
+    for (i=0; i < m_numCols; i++)
+        ClearMemberVar((UWORD)i,setToNull);
 
 }  // wxDbTable::ClearMemberVars()
 
@@ -2034,23 +2274,38 @@ bool wxDbTable::SetQueryTimeout(UDWORD nSeconds)
         return(pDb->DispAllErrors(henv, hdbc, hstmtInternal));
 
     // Completed Successfully
-    return(TRUE);
+    return true;
 
 }  // wxDbTable::SetQueryTimeout()
 
 
 /********** wxDbTable::SetColDefs() **********/
-void wxDbTable::SetColDefs(int index, const wxString &fieldName, int dataType, void *pData,
-                           int cType, int size, bool keyField, bool upd,
-                           bool insAllow, bool derivedCol)
+bool wxDbTable::SetColDefs(UWORD index, const wxString &fieldName, int dataType, void *pData,
+                           SWORD cType, int size, bool keyField, bool updateable,
+                           bool insertAllowed, bool derivedColumn)
 {
+    wxString tmpStr;
+
+    if (index >= m_numCols)  // Columns numbers are zero based....
+    {
+        tmpStr.Printf(wxT("Specified column index (%d) exceeds the maximum number of columns (%d) registered for this table definition.  Column definition not added."), index, m_numCols);
+        wxFAIL_MSG(tmpStr);
+        wxLogDebug(tmpStr);
+        return false;
+    }
+
     if (!colDefs)  // May happen if the database connection fails
-        return;
+        return false;
 
-    if (fieldName.Length() > (unsigned int) DB_MAX_COLUMN_NAME_LEN)
+    if (fieldName.length() > (unsigned int) DB_MAX_COLUMN_NAME_LEN)
     {
-        wxStrncpy (colDefs[index].ColName, fieldName, DB_MAX_COLUMN_NAME_LEN);
-        colDefs[index].ColName[DB_MAX_COLUMN_NAME_LEN] = 0;
+        wxStrncpy(colDefs[index].ColName, fieldName, DB_MAX_COLUMN_NAME_LEN);
+        colDefs[index].ColName[DB_MAX_COLUMN_NAME_LEN] = 0;  // Prevent buffer overrun
+
+        tmpStr.Printf(wxT("Column name '%s' is too long. Truncated to '%s'."),
+                      fieldName.c_str(),colDefs[index].ColName);
+        wxFAIL_MSG(tmpStr);
+        wxLogDebug(tmpStr);
     }
     else
         wxStrcpy(colDefs[index].ColName, fieldName);
@@ -2058,36 +2313,38 @@ void wxDbTable::SetColDefs(int index, const wxString &fieldName, int dataType, v
     colDefs[index].DbDataType       = dataType;
     colDefs[index].PtrDataObj       = pData;
     colDefs[index].SqlCtype         = cType;
-    colDefs[index].SzDataObj        = size;
+    colDefs[index].SzDataObj        = size;  //TODO: glt ??? * sizeof(wxChar) ???
     colDefs[index].KeyField         = keyField;
-    colDefs[index].DerivedCol       = derivedCol;
+    colDefs[index].DerivedCol       = derivedColumn;
     // Derived columns by definition would NOT be "Insertable" or "Updateable"
-    if (derivedCol)
+    if (derivedColumn)
     {
-        colDefs[index].Updateable       = FALSE;
-        colDefs[index].InsertAllowed    = FALSE;
+        colDefs[index].Updateable       = false;
+        colDefs[index].InsertAllowed    = false;
     }
     else
     {
-        colDefs[index].Updateable       = upd;
-        colDefs[index].InsertAllowed    = insAllow;
+        colDefs[index].Updateable       = updateable;
+        colDefs[index].InsertAllowed    = insertAllowed;
     }
 
-    colDefs[index].Null                 = FALSE;
-    
+    colDefs[index].Null                 = false;
+
+    return true;
+
 }  // wxDbTable::SetColDefs()
 
 
 /********** wxDbTable::SetColDefs() **********/
-wxDbColDataPtr* wxDbTable::SetColDefs(wxDbColInf *pColInfs, ULONG numCols)
+wxDbColDataPtr* wxDbTable::SetColDefs(wxDbColInf *pColInfs, UWORD numCols)
 {
     wxASSERT(pColInfs);
     wxDbColDataPtr *pColDataPtrs = NULL;
 
     if (pColInfs)
     {
-        ULONG index;
-       
+        UWORD index;
+
         pColDataPtrs = new wxDbColDataPtr[numCols+1];
 
         for (index = 0; index < numCols; index++)
@@ -2096,13 +2353,18 @@ wxDbColDataPtr* wxDbTable::SetColDefs(wxDbColInf *pColInfs, ULONG numCols)
             switch (pColInfs[index].dbDataType)
             {
                 case DB_DATA_TYPE_VARCHAR:
-                   pColDataPtrs[index].PtrDataObj = new wxChar[pColInfs[index].bufferLength+1];
-                   pColDataPtrs[index].SzDataObj  = pColInfs[index].columnSize;
-                   pColDataPtrs[index].SqlCtype   = SQL_C_CHAR;
+                   pColDataPtrs[index].PtrDataObj = new wxChar[pColInfs[index].bufferSize+(1*sizeof(wxChar))];
+                   pColDataPtrs[index].SzDataObj  = pColInfs[index].bufferSize+(1*sizeof(wxChar));
+                   pColDataPtrs[index].SqlCtype   = SQL_C_WXCHAR;
+                   break;
+                case DB_DATA_TYPE_MEMO:
+                   pColDataPtrs[index].PtrDataObj = new wxChar[pColInfs[index].bufferSize+(1*sizeof(wxChar))];
+                   pColDataPtrs[index].SzDataObj  = pColInfs[index].bufferSize+(1*sizeof(wxChar));
+                   pColDataPtrs[index].SqlCtype   = SQL_C_WXCHAR;
                    break;
                 case DB_DATA_TYPE_INTEGER:
                     // Can be long or short
-                    if (pColInfs[index].bufferLength == sizeof(long))
+                    if (pColInfs[index].bufferSize == sizeof(long))
                     {
                       pColDataPtrs[index].PtrDataObj = new long;
                       pColDataPtrs[index].SzDataObj  = sizeof(long);
@@ -2117,7 +2379,7 @@ wxDbColDataPtr* wxDbTable::SetColDefs(wxDbColInf *pColInfs, ULONG numCols)
                     break;
                 case DB_DATA_TYPE_FLOAT:
                     // Can be float or double
-                    if (pColInfs[index].bufferLength == sizeof(float))
+                    if (pColInfs[index].bufferSize == sizeof(float))
                     {
                         pColDataPtrs[index].PtrDataObj = new float;
                         pColDataPtrs[index].SzDataObj  = sizeof(float);
@@ -2128,7 +2390,7 @@ wxDbColDataPtr* wxDbTable::SetColDefs(wxDbColInf *pColInfs, ULONG 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;
@@ -2136,8 +2398,7 @@ wxDbColDataPtr* wxDbTable::SetColDefs(wxDbColInf *pColInfs, ULONG 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;
@@ -2147,7 +2408,7 @@ wxDbColDataPtr* wxDbTable::SetColDefs(wxDbColInf *pColInfs, ULONG 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
@@ -2179,17 +2440,18 @@ ULONG wxDbTable::Count(const wxString &args)
 {
     ULONG count;
     wxString sqlStmt;
-    SDWORD cb;
+    SQLLEN cb;
 
     // Build a "SELECT COUNT(*) FROM queryTableName [WHERE whereClause]" SQL Statement
     sqlStmt  = wxT("SELECT COUNT(");
     sqlStmt += args;
     sqlStmt += wxT(") FROM ");
-    sqlStmt += queryTableName;
+    sqlStmt += pDb->SQLTableName(queryTableName);
+//    sqlStmt += queryTableName;
 #if wxODBC_BACKWARD_COMPATABILITY
     if (from && wxStrlen(from))
 #else
-    if (from.Length())
+    if (from.length())
 #endif
         sqlStmt += from;
 
@@ -2197,7 +2459,7 @@ ULONG wxDbTable::Count(const wxString &args)
 #if wxODBC_BACKWARD_COMPATABILITY
     if (where && wxStrlen(where))
 #else
-    if (where.Length())
+    if (where.length())
 #endif
     {
         sqlStmt += wxT(" WHERE ");
@@ -2209,14 +2471,14 @@ ULONG wxDbTable::Count(const wxString &args)
     // 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);
@@ -2230,7 +2492,7 @@ ULONG wxDbTable::Count(const wxString &args)
     }
 
     // Obtain the result
-    if (SQLGetData(*hstmtCount, 1, SQL_C_ULONG, &count, sizeof(count), &cb) != SQL_SUCCESS)
+    if (SQLGetData(*hstmtCount, (UWORD)1, SQL_C_ULONG, &count, sizeof(count), &cb) != SQL_SUCCESS)
     {
         pDb->DispAllErrors(henv, hdbc, *hstmtCount);
         return(0);
@@ -2249,15 +2511,15 @@ ULONG wxDbTable::Count(const wxString &args)
 /********** 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;
@@ -2267,17 +2529,18 @@ bool wxDbTable::Refresh(void)
     wxString whereClause;
     whereClause.Empty();
 
-    if (CanUpdByROWID())
+    if (CanUpdateByROWID())
     {
-        SDWORD cb;
-        wxChar   rowid[wxDB_ROWID_LEN+1];
+        SQLLEN cb;
+        wxChar rowid[wxDB_ROWID_LEN+1];
 
         // Get the ROWID value.  If not successful retreiving the ROWID,
         // simply fall down through the code and build the WHERE clause
         // based on the key fields.
-        if (SQLGetData(hstmt, noCols+1, SQL_C_CHAR, (UCHAR*) rowid, wxDB_ROWID_LEN, &cb) == SQL_SUCCESS)
+        if (SQLGetData(hstmt, (UWORD)(m_numCols+1), SQL_C_WXCHAR, (UCHAR*) rowid, sizeof(rowid), &cb) == SQL_SUCCESS)
         {
-            whereClause += queryTableName;
+            whereClause += pDb->SQLTableName(queryTableName);
+//            whereClause += queryTableName;
             whereClause += wxT(".ROWID = '");
             whereClause += rowid;
             whereClause += wxT("'");
@@ -2292,10 +2555,10 @@ bool wxDbTable::Refresh(void)
     where = whereClause;
     orderBy.Empty();
     if (!Query())
-        result = FALSE;
+        result = false;
 
     if (result && !GetNext())
-        result = FALSE;
+        result = false;
 
     // Switch back to original cursor
     SetCursor(&currCursor);
@@ -2313,41 +2576,47 @@ bool wxDbTable::Refresh(void)
 }  // wxDbTable::Refresh()
 
 
-/********** wxDbTable::SetColNull(int colNo, bool set) **********/
-bool wxDbTable::SetColNull(int colNo, bool set)
+/********** wxDbTable::SetColNull() **********/
+bool wxDbTable::SetColNull(UWORD colNumber, bool set)
 {
-    if (colNo < noCols)
+    if (colNumber < m_numCols)
     {
-        colDefs[colNo].Null = set;
+        colDefs[colNumber].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(colNumber, false);  // Must call with false here, or infinite recursion will happen
+
+        setCbValueForColumn(colNumber);
+
+        return true;
     }
     else
-        return(FALSE);
+        return false;
 
 }  // wxDbTable::SetColNull()
 
 
-/********** wxDbTable::SetColNull(const wxString &colName, bool set) **********/
+/********** wxDbTable::SetColNull() **********/
 bool wxDbTable::SetColNull(const wxString &colName, bool set)
 {
-    int i;
-    for (i = 0; i < noCols; i++)
+    int colNumber;
+    for (colNumber = 0; colNumber < m_numCols; colNumber++)
     {
-        if (!wxStricmp(colName, colDefs[i].ColName))
+        if (!wxStricmp(colName, colDefs[colNumber].ColName))
             break;
     }
 
-    if (i < noCols)
+    if (colNumber < m_numCols)
     {
-        colDefs[i].Null = set;
+        colDefs[colNumber].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((UWORD)colNumber,false);  // Must call with false here, or infinite recursion will happen
+
+        setCbValueForColumn(colNumber);
+
+        return true;
     }
     else
-        return(FALSE);
+        return false;
 
 }  // wxDbTable::SetColNull()
 
@@ -2376,7 +2645,7 @@ HSTMT *wxDbTable::GetNewCursor(bool setCursor, bool bindColumns)
 
     if (bindColumns)
     {
-        if(!bindCols(*newHSTMT))
+        if (!bindCols(*newHSTMT))
         {
             delete newHSTMT;
             return(0);
@@ -2394,7 +2663,7 @@ HSTMT *wxDbTable::GetNewCursor(bool setCursor, bool bindColumns)
 /********** wxDbTable::DeleteCursor() **********/
 bool wxDbTable::DeleteCursor(HSTMT *hstmtDel)
 {
-    bool result = TRUE;
+    bool result = true;
 
     if (!hstmtDel)  // Cursor already deleted
         return(result);
@@ -2402,12 +2671,12 @@ 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)
     {
         pDb->DispAllErrors(henv, hdbc);
-        result = FALSE;
+        result = false;
     }
 
     delete hstmtDel;
@@ -2416,5 +2685,235 @@ ODBC 3.0 says to use this form
 
 }  // wxDbTable::DeleteCursor()
 
-#endif  // wxUSE_ODBC
+//////////////////////////////////////////////////////////////
+// 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:
+           wxASSERT(0);
+    }
+}  // wxDbTable::SetRowMode()
+
+
+wxVariant wxDbTable::GetColumn(const int colNumber) const
+{
+    wxVariant val;
+    if ((colNumber < m_numCols) && (!IsColNull((UWORD)colNumber)))
+    {
+        switch (colDefs[colNumber].SqlCtype)
+        {
+#if wxUSE_UNICODE
+    #if defined(SQL_WCHAR)
+            case SQL_WCHAR:
+    #endif
+    #if defined(SQL_WVARCHAR)
+            case SQL_WVARCHAR:
+    #endif
+#endif
+            case SQL_CHAR:
+            case SQL_VARCHAR:
+                val = (wxChar *)(colDefs[colNumber].PtrDataObj);
+                break;
+            case SQL_C_LONG:
+            case SQL_C_SLONG:
+                val = *(long *)(colDefs[colNumber].PtrDataObj);
+                break;
+            case SQL_C_SHORT:
+            case SQL_C_SSHORT:
+                val = (long int )(*(short *)(colDefs[colNumber].PtrDataObj));
+                break;
+            case SQL_C_ULONG:
+                val = (long)(*(unsigned long *)(colDefs[colNumber].PtrDataObj));
+                break;
+            case SQL_C_TINYINT:
+                val = (long)(*(wxChar *)(colDefs[colNumber].PtrDataObj));
+                break;
+            case SQL_C_UTINYINT:
+                val = (long)(*(wxChar *)(colDefs[colNumber].PtrDataObj));
+                break;
+            case SQL_C_USHORT:
+                val = (long)(*(UWORD *)(colDefs[colNumber].PtrDataObj));
+                break;
+            case SQL_C_DATE:
+                val = (DATE_STRUCT *)(colDefs[colNumber].PtrDataObj);
+                break;
+            case SQL_C_TIME:
+                val = (TIME_STRUCT *)(colDefs[colNumber].PtrDataObj);
+                break;
+            case SQL_C_TIMESTAMP:
+                val = (TIMESTAMP_STRUCT *)(colDefs[colNumber].PtrDataObj);
+                break;
+            case SQL_C_DOUBLE:
+                val = *(double *)(colDefs[colNumber].PtrDataObj);
+                break;
+            default:
+                assert(0);
+        }
+    }
+    return val;
+}  // wxDbTable::GetCol()
+
+
+void wxDbTable::SetColumn(const int colNumber, const wxVariant val)
+{
+    //FIXME: Add proper wxDateTime support to wxVariant..
+    wxDateTime dateval;
+
+    SetColNull((UWORD)colNumber, val.IsNull());
+
+    if (!val.IsNull())
+    {
+        if ((colDefs[colNumber].SqlCtype == SQL_C_DATE)
+            || (colDefs[colNumber].SqlCtype == SQL_C_TIME)
+            || (colDefs[colNumber].SqlCtype == SQL_C_TIMESTAMP))
+        {
+            //Returns null if invalid!
+            if (!dateval.ParseDate(val.GetString()))
+                SetColNull((UWORD)colNumber, true);
+        }
+
+        switch (colDefs[colNumber].SqlCtype)
+        {
+#if wxUSE_UNICODE
+    #if defined(SQL_WCHAR)
+            case SQL_WCHAR:
+    #endif
+    #if defined(SQL_WVARCHAR)
+            case SQL_WVARCHAR:
+    #endif
+#endif
+            case SQL_CHAR:
+            case SQL_VARCHAR:
+                csstrncpyt((wxChar *)(colDefs[colNumber].PtrDataObj),
+                           val.GetString().c_str(),
+                           colDefs[colNumber].SzDataObj-1);  //TODO: glt ??? * sizeof(wxChar) ???
+                break;
+            case SQL_C_LONG:
+            case SQL_C_SLONG:
+                *(long *)(colDefs[colNumber].PtrDataObj) = val;
+                break;
+            case SQL_C_SHORT:
+            case SQL_C_SSHORT:
+                *(short *)(colDefs[colNumber].PtrDataObj) = (short)val.GetLong();
+                break;
+            case SQL_C_ULONG:
+                *(unsigned long *)(colDefs[colNumber].PtrDataObj) = val.GetLong();
+                break;
+            case SQL_C_TINYINT:
+                *(wxChar *)(colDefs[colNumber].PtrDataObj) = val.GetChar();
+                break;
+            case SQL_C_UTINYINT:
+                *(wxChar *)(colDefs[colNumber].PtrDataObj) = val.GetChar();
+                break;
+            case SQL_C_USHORT:
+                *(unsigned short *)(colDefs[colNumber].PtrDataObj) = (unsigned short)val.GetLong();
+                break;
+            //FIXME: Add proper wxDateTime support to wxVariant..
+            case SQL_C_DATE:
+                {
+                    DATE_STRUCT *dataptr =
+                        (DATE_STRUCT *)colDefs[colNumber].PtrDataObj;
+
+                    dataptr->year   = (SWORD)dateval.GetYear();
+                    dataptr->month  = (UWORD)(dateval.GetMonth()+1);
+                    dataptr->day    = (UWORD)dateval.GetDay();
+                }
+                break;
+            case SQL_C_TIME:
+                {
+                    TIME_STRUCT *dataptr =
+                        (TIME_STRUCT *)colDefs[colNumber].PtrDataObj;
+
+                    dataptr->hour   = dateval.GetHour();
+                    dataptr->minute = dateval.GetMinute();
+                    dataptr->second = dateval.GetSecond();
+                }
+                break;
+            case SQL_C_TIMESTAMP:
+                {
+                    TIMESTAMP_STRUCT *dataptr =
+                        (TIMESTAMP_STRUCT *)colDefs[colNumber].PtrDataObj;
+                    dataptr->year   = (SWORD)dateval.GetYear();
+                    dataptr->month  = (UWORD)(dateval.GetMonth()+1);
+                    dataptr->day    = (UWORD)dateval.GetDay();
+
+                    dataptr->hour   = dateval.GetHour();
+                    dataptr->minute = dateval.GetMinute();
+                    dataptr->second = dateval.GetSecond();
+                }
+                break;
+            case SQL_C_DOUBLE:
+                *(double *)(colDefs[colNumber].PtrDataObj) = val;
+                break;
+            default:
+                assert(0);
+        }  // switch
+    }  // if (!val.IsNull())
+}  // wxDbTable::SetCol()
+
+
+GenericKey wxDbTable::GetKey()
+{
+    void *blk;
+    wxChar *blkptr;
+
+    blk = malloc(m_keysize);
+    blkptr = (wxChar *) blk;
+
+    int i;
+    for (i=0; i < m_numCols; 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;
+    wxChar  *blkptr;
 
+    blk = k.GetBlk();
+    blkptr = (wxChar *)blk;
+
+    int i;
+    for (i=0; i < m_numCols; i++)
+    {
+        if (colDefs[i].KeyField)
+        {
+            SetColNull((UWORD)i, false);
+            memcpy(colDefs[i].PtrDataObj, blkptr, colDefs[i].SzDataObj);
+            blkptr += colDefs[i].SzDataObj;
+        }
+    }
+}  // wxDbTable::SetKey()
+
+
+#endif  // wxUSE_ODBC