]> git.saurik.com Git - wxWidgets.git/blobdiff - src/common/dbtable.cpp
Added missing newline for Windows debug output
[wxWidgets.git] / src / common / dbtable.cpp
index 866ade00f3f87204bc50c4c0114c08788d09d62c..3e3349915935a9a01bbc9c11e866c314818a3ee7 100644 (file)
@@ -8,23 +8,15 @@
 // Created:     9.96
 // RCS-ID:      $Id$
 // Copyright:   (c) 1996 Remstar International, Inc.
-// Licence:     wxWindows licence, plus:
-// Notice:      This class library and its intellectual design are free of charge for use,
-//              modification, enhancement, debugging under the following conditions:
-//              1) These classes may only be used as part of the implementation of a
-//                 wxWindows-based application
-//              2) All enhancements and bug fixes are to be submitted back to the wxWindows
-//                 user groups free of all charges for use with the wxWindows library.
-//              3) These classes may not be distributed as part of any other class library,
-//                 DLL, text (written or electronic), other than a complete distribution of
-//                 the wxWindows GUI development toolkit.
+// Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
 /*
 // SYNOPSIS START
 // SYNOPSIS STOP
 */
-#ifdef __GNUG__
+
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma implementation "dbtable.h"
 #endif
 
 #endif
 
 #ifdef DBDEBUG_CONSOLE
-    #include "iostream.h"
+#if wxUSE_IOSTREAMH
+    #include <iostream.h>
+#else
+    #include <iostream>
+#endif
     #include "wx/ioswrap.h"
 #endif
 
@@ -44,9 +40,6 @@
     #include "wx/object.h"
     #include "wx/list.h"
     #include "wx/utils.h"
-    #if wxUSE_GUI
-        #include "wx/msgdlg.h"
-    #endif
     #include "wx/log.h"
 #endif
 #include "wx/filefn.h"
@@ -56,7 +49,6 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-//#include <assert.h>
 
 #include "wx/dbtable.h"
 
@@ -79,6 +71,16 @@ 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()
 {
@@ -93,14 +95,14 @@ 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()
 
 
@@ -114,6 +116,7 @@ wxDbTable::wxDbTable(wxDb *pwxDb, const wxString &tblName, const UWORD numColumn
 
 
 /***** DEPRECATED: use wxDbTable::wxDbTable() format above *****/
+#if WXWIN_COMPATIBILITY_2_4
 wxDbTable::wxDbTable(wxDb *pwxDb, const wxString &tblName, const UWORD numColumns,
                     const wxChar *qryTblName, bool qryOnly, const wxString &tblPath)
 {
@@ -122,6 +125,7 @@ wxDbTable::wxDbTable(wxDb *pwxDb, const wxString &tblName, const UWORD numColumn
     if (!initialize(pwxDb, tblName, numColumns, tempQryTblName, qryOnly, tblPath))
         cleanup();
 }  // wxDbTable::wxDbTable()
+#endif // WXWIN_COMPATIBILITY_2_4
 
 
 /********** wxDbTable::~wxDbTable() **********/
@@ -152,9 +156,9 @@ bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const UWORD num
     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();
@@ -163,7 +167,7 @@ bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const UWORD num
     wxASSERT(pDb);
 
     if (!pDb)
-        return FALSE;
+        return false;
 
     tableName = tblName;                        // Table Name
     if (tblPath.Length())
@@ -260,7 +264,7 @@ bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const UWORD num
                 {
                     // Should never happen
                     pDb->GetNextError(henv, hdbc, hstmtInternal);
-                    return FALSE;
+                    return false;
                 }
             }
         }
@@ -289,11 +293,11 @@ bool wxDbTable::initialize(wxDb *pwxDb, const wxString &tblName, const UWORD num
     }
 
     // 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()
 
@@ -310,21 +314,20 @@ 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)
         {
@@ -399,15 +402,55 @@ ODBC 3.0 says to use this form
 /***************************** PRIVATE FUNCTIONS *****************************/
 
 
+void wxDbTable::setCbValueForColumn(int columnIndex)
+{
+    switch(colDefs[columnIndex].DbDataType)
+    {
+        case DB_DATA_TYPE_VARCHAR:
+            if (colDefs[columnIndex].Null)
+                colDefs[columnIndex].CbValue = SQL_NULL_DATA;
+            else
+                colDefs[columnIndex].CbValue = SQL_NTS;
+            break;
+        case DB_DATA_TYPE_INTEGER:
+            if (colDefs[columnIndex].Null)
+                colDefs[columnIndex].CbValue = SQL_NULL_DATA;
+            else
+                colDefs[columnIndex].CbValue = 0;
+            break;
+        case DB_DATA_TYPE_FLOAT:
+            if (colDefs[columnIndex].Null)
+                colDefs[columnIndex].CbValue = SQL_NULL_DATA;
+            else
+                colDefs[columnIndex].CbValue = 0;
+            break;
+        case DB_DATA_TYPE_DATE:
+            if (colDefs[columnIndex].Null)
+                colDefs[columnIndex].CbValue = SQL_NULL_DATA;
+            else
+                colDefs[columnIndex].CbValue = 0;
+            break;
+        case DB_DATA_TYPE_BLOB:
+            if (colDefs[columnIndex].Null)
+                colDefs[columnIndex].CbValue = SQL_NULL_DATA;
+            else
+                if (colDefs[columnIndex].SqlCtype == SQL_C_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
@@ -434,19 +477,11 @@ 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_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;
@@ -457,30 +492,21 @@ bool wxDbTable::bindParams(bool forUpdate)
                 // 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,
@@ -494,7 +520,7 @@ bool wxDbTable::bindParams(bool forUpdate)
         {
             if (SQLBindParameter(hstmtInsert, colNo++, SQL_PARAM_INPUT, colDefs[i].SqlCtype,
                                  fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj,
-                                 precision+1,&colDefs[i].CbValue) != SQL_SUCCESS)
+                                 precision+1, &colDefs[i].CbValue) != SQL_SUCCESS)
             {
                 return(pDb->DispAllErrors(henv, hdbc, hstmtInsert));
             }
@@ -502,7 +528,7 @@ bool wxDbTable::bindParams(bool forUpdate)
     }
 
     // Completed successfully
-    return(TRUE);
+    return true;
 
 }  // wxDbTable::bindParams()
 
@@ -510,33 +536,34 @@ 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)
 {
+    static SDWORD cb;
+
     // Bind each column of the table to a memory address for fetching data
     UWORD i;
     for (i = 0; i < noCols; i++)
     {
+        cb = colDefs[i].CbValue;
         if (SQLBindCol(cursor, (UWORD)(i+1), colDefs[i].SqlCtype, (UCHAR*) colDefs[i].PtrDataObj,
-                       colDefs[i].SzDataObj, &colDefs[i].CbValue ) != SQL_SUCCESS)
-        {
+                       colDefs[i].SzDataObj, &cb ) != SQL_SUCCESS)
           return (pDb->DispAllErrors(henv, hdbc, cursor));
-        }
     }
 
     // Completed successfully
-    return(TRUE);
+    return true;
 
 }  // wxDbTable::bindCols()
 
@@ -556,7 +583,7 @@ 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));
         }
@@ -576,7 +603,7 @@ 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));
         }
@@ -591,7 +618,7 @@ bool wxDbTable::getRec(UWORD fetchType)
     }
 
     // Completed successfully
-    return(TRUE);
+    return true;
 
 }  // wxDbTable::getRec()
 
@@ -602,14 +629,14 @@ bool wxDbTable::execDelete(const wxString &pSqlStmt)
     RETCODE retcode;
 
     // Execute the DELETE statement
-    retcode = SQLExecDirect(hstmtDelete, (UCHAR FAR *) pSqlStmt.c_str(), SQL_NTS);
+    retcode = SQLExecDirect(hstmtDelete, (SQLTCHAR FAR *) pSqlStmt.c_str(), SQL_NTS);
 
     if (retcode == SQL_SUCCESS ||
         retcode == SQL_NO_DATA_FOUND ||
         retcode == SQL_SUCCESS_WITH_INFO)
     {
         // Record deleted successfully
-        return(TRUE);
+        return true;
     }
 
     // Problem deleting record
@@ -624,14 +651,46 @@ bool wxDbTable::execUpdate(const wxString &pSqlStmt)
     RETCODE retcode;
 
     // Execute the UPDATE statement
-    retcode = SQLExecDirect(hstmtUpdate, (UCHAR FAR *) pSqlStmt.c_str(), SQL_NTS);
+    retcode = SQLExecDirect(hstmtUpdate, (SQLTCHAR FAR *) pSqlStmt.c_str(), SQL_NTS);
 
     if (retcode == SQL_SUCCESS ||
         retcode == SQL_NO_DATA_FOUND ||
         retcode == SQL_SUCCESS_WITH_INFO)
     {
         // Record updated successfully
-        return(TRUE);
+        return true;
+    }
+    else if (retcode == SQL_NEED_DATA)
+    {
+        PTR pParmID;
+        retcode = SQLParamData(hstmtUpdate, &pParmID);
+        while (retcode == SQL_NEED_DATA)
+        {
+            // Find the parameter
+            int i;
+            for (i=0; i < noCols; i++)
+            {
+                if (colDefs[i].PtrDataObj == pParmID)
+                {
+                    // We found it.  Store the parameter.
+                    retcode = SQLPutData(hstmtUpdate, pParmID, colDefs[i].SzDataObj);
+                    if (retcode != SQL_SUCCESS)
+                    {
+                        pDb->DispNextError();
+                        return pDb->DispAllErrors(henv, hdbc, hstmtUpdate);
+                    }
+                    break;
+                }
+            }
+            retcode = SQLParamData(hstmtUpdate, &pParmID);
+        }
+        if (retcode == SQL_SUCCESS ||
+            retcode == SQL_NO_DATA_FOUND ||
+            retcode == SQL_SUCCESS_WITH_INFO)
+        {
+            // Record updated successfully
+            return true;
+        }
     }
 
     // Problem updating record
@@ -649,7 +708,7 @@ 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,
@@ -660,16 +719,16 @@ bool wxDbTable::query(int queryType, bool forUpdate, bool distinct, const wxStri
 
     // Make sure the cursor is closed first
     if (!CloseCursor(hstmt))
-        return(FALSE);
+        return false;
 
     // Execute the SQL SELECT statement
     int retcode;
-    retcode = SQLExecDirect(hstmt, (UCHAR FAR *) (queryType == DB_SELECT_STATEMENT ? pSqlStmt.c_str() : sqlStmt.c_str()), SQL_NTS);
+    retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) (queryType == DB_SELECT_STATEMENT ? pSqlStmt.c_str() : sqlStmt.c_str()), SQL_NTS);
     if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO)
         return(pDb->DispAllErrors(henv, hdbc, hstmt));
 
     // Completed successfully
-    return(TRUE);
+    return true;
 
 }  // wxDbTable::query()
 
@@ -681,7 +740,7 @@ 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;
@@ -720,7 +779,7 @@ bool wxDbTable::Open(bool checkPrivileges, bool checkTableExists)
         // reliable!
         if (// *(pDb->dbInf.accessibleTables) == 'N' &&
             !pDb->TablePrivileges(tableName,wxT("SELECT"), pDb->GetUsername(), pDb->GetUsername(), tablePath))
-            s = wxT("Current logged in user does not have sufficient privileges to access this table.\n");
+            s = wxT("Connecting user does not have sufficient privileges to access this table.\n");
     }
 
     if (!s.IsEmpty())
@@ -735,7 +794,7 @@ 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
@@ -743,17 +802,17 @@ 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!!!
@@ -762,18 +821,20 @@ bool wxDbTable::Open(bool checkPrivileges, bool checkTableExists)
     // Build an insert statement using parameter markers
     if (!queryOnly && noCols > 0)
     {
-        bool needComma = FALSE;
-        sqlStmt.Printf(wxT("INSERT INTO %s ("), tableName.c_str());
+        bool needComma = false;
+        sqlStmt.Printf(wxT("INSERT INTO %s ("),
+                       pDb->SQLTableName(tableName.c_str()).c_str());
         for (i = 0; i < noCols; i++)
         {
             if (! colDefs[i].InsertAllowed)
                 continue;
             if (needComma)
                 sqlStmt += wxT(",");
-            sqlStmt += colDefs[i].ColName;
-            needComma = TRUE;
+            sqlStmt += pDb->SQLColumnName(colDefs[i].ColName);
+//            sqlStmt += colDefs[i].ColName;
+            needComma = true;
         }
-        needComma = FALSE;
+        needComma = false;
         sqlStmt += wxT(") VALUES (");
 
         int insertableCount = 0;
@@ -785,7 +846,7 @@ bool wxDbTable::Open(bool checkPrivileges, bool checkTableExists)
             if (needComma)
                 sqlStmt += wxT(",");
             sqlStmt += wxT("?");
-            needComma = TRUE;
+            needComma = true;
             insertableCount++;
         }
         sqlStmt += wxT(")");
@@ -793,15 +854,15 @@ bool wxDbTable::Open(bool checkPrivileges, bool checkTableExists)
         // Prepare the insert statement for execution
         if (insertableCount)
         {
-            if (SQLPrepare(hstmtInsert, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
+            if (SQLPrepare(hstmtInsert, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
                 return(pDb->DispAllErrors(henv, hdbc, hstmtInsert));
         }
         else
-            insertable= FALSE;
+            insertable = false;
     }
 
     // Completed successfully
-    return(TRUE);
+    return true;
 
 }  // wxDbTable::Open()
 
@@ -820,7 +881,7 @@ 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()
 
@@ -849,7 +910,7 @@ 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));
@@ -863,7 +924,7 @@ 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));
@@ -877,7 +938,7 @@ 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));
@@ -891,7 +952,7 @@ 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
         return(getRec(SQL_FETCH_LAST));
@@ -914,11 +975,13 @@ void wxDbTable::BuildDeleteStmt(wxString &pSqlStmt, int typeOfDel, const wxStrin
     // delete all records from the database in this case.
     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)
@@ -935,7 +998,7 @@ void wxDbTable::BuildDeleteStmt(wxString &pSqlStmt, int typeOfDel, const wxStrin
                 // 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, (UWORD)(noCols+1), SQL_C_CHAR, (UCHAR*) rowid, wxDB_ROWID_LEN, &cb) == SQL_SUCCESS)
+                if (SQLGetData(hstmt, (UWORD)(noCols+1), SQL_C_WXCHAR, (UCHAR*) rowid, sizeof(rowid), &cb) == SQL_SUCCESS)
                 {
                     pSqlStmt += wxT("ROWID = '");
                     pSqlStmt += rowid;
@@ -984,26 +1047,28 @@ 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;
+        appendFromClause = true;
 #endif
 
     // Add the column list
     int i;
+    wxString tStr;
     for (i = 0; i < noCols; i++)
     {
+        tStr = colDefs[i].ColName;
         // If joining tables, the base table column names must be qualified to avoid ambiguity
-        if (appendFromClause || pDb->Dbms() == dbmsACCESS)
+        if ((appendFromClause || pDb->Dbms() == dbmsACCESS) && tStr.Find(wxT('.')) == wxNOT_FOUND)
         {
-            pSqlStmt += queryTableName;
+            pSqlStmt += pDb->SQLTableName(queryTableName.c_str());
             pSqlStmt += wxT(".");
         }
-        pSqlStmt += colDefs[i].ColName;
+        pSqlStmt += pDb->SQLColumnName(colDefs[i].ColName);
         if (i + 1 < noCols)
             pSqlStmt += wxT(",");
     }
@@ -1016,7 +1081,8 @@ void wxDbTable::BuildSelectStmt(wxString &pSqlStmt, int typeOfSelect, bool disti
         if (appendFromClause || pDb->Dbms() == dbmsACCESS)
         {
             pSqlStmt += wxT(",");
-            pSqlStmt += queryTableName;
+            pSqlStmt += pDb->SQLTableName(queryTableName);
+//            pSqlStmt += queryTableName;
             pSqlStmt += wxT(".ROWID");
         }
         else
@@ -1025,7 +1091,8 @@ 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.
@@ -1110,9 +1177,10 @@ 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.Upper().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;
@@ -1124,8 +1192,10 @@ void wxDbTable::BuildUpdateStmt(wxString &pSqlStmt, int typeOfUpd, const wxStrin
             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(" = ?");
         }
     }
@@ -1146,7 +1216,7 @@ void wxDbTable::BuildUpdateStmt(wxString &pSqlStmt, int typeOfUpd, const wxStrin
                 // 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, (UWORD)(noCols+1), SQL_C_CHAR, (UCHAR*) rowid, wxDB_ROWID_LEN, &cb) == SQL_SUCCESS)
+                if (SQLGetData(hstmt, (UWORD)(noCols+1), SQL_C_WXCHAR, (UCHAR*) rowid, sizeof(rowid), &cb) == SQL_SUCCESS)
                 {
                     pSqlStmt += wxT("ROWID = '");
                     pSqlStmt += rowid;
@@ -1183,58 +1253,75 @@ 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 colNo;
+    for (colNo = 0; colNo < noCols; colNo++)
     {
         // Determine if this column should be included in the WHERE clause
-        if ((typeOfWhere == DB_WHERE_KEYFIELDS && colDefs[i].KeyField) ||
-             (typeOfWhere == DB_WHERE_MATCHING  && (!IsColNull(i))))
+        if ((typeOfWhere == DB_WHERE_KEYFIELDS && colDefs[colNo].KeyField) ||
+             (typeOfWhere == DB_WHERE_MATCHING  && (!IsColNull((UWORD)colNo))))
         {
             // Skip over timestamp columns
-            if (colDefs[i].SqlCtype == SQL_C_TIMESTAMP)
+            if (colDefs[colNo].SqlCtype == SQL_C_TIMESTAMP)
                 continue;
             // If there is more than 1 column, join them with the keyword "AND"
             if (moreThanOneColumn)
                 pWhereClause += wxT(" AND ");
             else
-                moreThanOneColumn = TRUE;
+                moreThanOneColumn = true;
+
             // Concatenate where phrase for the column
-            if (qualTableName.Length())
+            wxString tStr = colDefs[colNo].ColName;
+
+            if (qualTableName.Length() && tStr.Find(wxT('.')) == wxNOT_FOUND)
             {
-                pWhereClause += qualTableName;
+                pWhereClause += pDb->SQLTableName(qualTableName);
                 pWhereClause += wxT(".");
             }
-            pWhereClause += colDefs[i].ColName;
-            if (useLikeComparison && (colDefs[i].SqlCtype == SQL_C_CHAR))
+            pWhereClause += pDb->SQLColumnName(colDefs[colNo].ColName);
+
+            if (useLikeComparison && (colDefs[colNo].SqlCtype == SQL_C_WXCHAR))
                 pWhereClause += wxT(" LIKE ");
             else
                 pWhereClause += wxT(" = ");
-            switch(colDefs[i].SqlCtype)
+
+            switch(colDefs[colNo].SqlCtype)
             {
                 case SQL_C_CHAR:
-                    colValue.Printf(wxT("'%s'"), (UCHAR FAR *) colDefs[i].PtrDataObj);
+                case SQL_C_WCHAR:
+                //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[colNo].PtrDataObj);
                     break;
+                case SQL_C_SHORT:
                 case SQL_C_SSHORT:
-                    colValue.Printf(wxT("%hi"), *((SWORD *) colDefs[i].PtrDataObj));
+                    colValue.Printf(wxT("%hi"), *((SWORD *) colDefs[colNo].PtrDataObj));
                     break;
                 case SQL_C_USHORT:
-                    colValue.Printf(wxT("%hu"), *((UWORD *) colDefs[i].PtrDataObj));
+                    colValue.Printf(wxT("%hu"), *((UWORD *) colDefs[colNo].PtrDataObj));
                     break;
+                case SQL_C_LONG:
                 case SQL_C_SLONG:
-                    colValue.Printf(wxT("%li"), *((SDWORD *) colDefs[i].PtrDataObj));
+                    colValue.Printf(wxT("%li"), *((SDWORD *) colDefs[colNo].PtrDataObj));
                     break;
                 case SQL_C_ULONG:
-                    colValue.Printf(wxT("%lu"), *((UDWORD *) colDefs[i].PtrDataObj));
+                    colValue.Printf(wxT("%lu"), *((UDWORD *) colDefs[colNo].PtrDataObj));
                     break;
                 case SQL_C_FLOAT:
-                    colValue.Printf(wxT("%.6f"), *((SFLOAT *) colDefs[i].PtrDataObj));
+                    colValue.Printf(wxT("%.6f"), *((SFLOAT *) colDefs[colNo].PtrDataObj));
                     break;
                 case SQL_C_DOUBLE:
-                    colValue.Printf(wxT("%.6f"), *((SDOUBLE *) colDefs[i].PtrDataObj));
+                    colValue.Printf(wxT("%.6f"), *((SDOUBLE *) colDefs[colNo].PtrDataObj));
+                    break;
+                default:
+                    {
+                        wxString strMsg;
+                        strMsg.Printf(wxT("wxDbTable::bindParams(): Unknown column type for colDefs %d colName %s"),
+                                    colNo,colDefs[colNo].ColName);
+                        wxFAIL_MSG(strMsg.c_str());
+                    }
                     break;
             }
             pWhereClause += colValue;
@@ -1277,7 +1364,7 @@ bool wxDbTable::CloseCursor(HSTMT cursor)
         return(pDb->DispAllErrors(henv, hdbc, cursor));
 
     // Completed successfully
-    return(TRUE);
+    return true;
 
 }  // wxDbTable::CloseCursor()
 
@@ -1286,7 +1373,7 @@ bool wxDbTable::CloseCursor(HSTMT cursor)
 bool wxDbTable::CreateTable(bool attemptDrop)
 {
     if (!pDb)
-        return FALSE;
+        return false;
 
     int i, j;
     wxString sqlStmt;
@@ -1297,7 +1384,7 @@ bool wxDbTable::CreateTable(bool attemptDrop)
 
     // Drop table first
     if (attemptDrop && !DropTable())
-        return FALSE;
+        return false;
 
     // Create the table
 #ifdef DBDEBUG_CONSOLE
@@ -1310,7 +1397,7 @@ bool wxDbTable::CreateTable(bool attemptDrop)
         switch(colDefs[i].DbDataType)
         {
             case DB_DATA_TYPE_VARCHAR:
-                cout << pDb->GetTypeInfVarchar().TypeName << wxT("(") << colDefs[i].SzDataObj << wxT(")");
+                cout << pDb->GetTypeInfVarchar().TypeName << wxT("(") << (int)(colDefs[i].SzDataObj / sizeof(wxChar)) << wxT(")");
                 break;
             case DB_DATA_TYPE_INTEGER:
                 cout << pDb->GetTypeInfInteger().TypeName;
@@ -1330,8 +1417,10 @@ 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++)
     {
@@ -1342,7 +1431,8 @@ 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)
@@ -1364,11 +1454,12 @@ 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;
         }
 
@@ -1384,7 +1475,7 @@ bool wxDbTable::CreateTable(bool attemptDrop)
             }
         }
 
-        needComma = TRUE;
+        needComma = true;
     }
     // If there is a primary key defined, include it in the create statement
     for (i = j = 0; i < noCols; i++)
@@ -1395,10 +1486,12 @@ 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
     {
         switch (pDb->Dbms())
         {
+            case dbmsACCESS:
             case dbmsINFORMIX:
             case dbmsSYBASE_ASA:
             case dbmsSYBASE_ASE:
@@ -1415,10 +1508,12 @@ bool wxDbTable::CreateTable(bool attemptDrop)
                 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 += tableName.substr(0, 13);
+                    sqlStmt += pDb->SQLTableName(tableName.substr(0, 13).c_str());
+//                    sqlStmt += tableName.substr(0, 13);
                 }
                 else
-                    sqlStmt += tableName;
+                    sqlStmt += pDb->SQLTableName(tableName.c_str());
+//                    sqlStmt += tableName;
 
                 sqlStmt += wxT("_PIDX PRIMARY KEY (");
                 break;
@@ -1432,7 +1527,15 @@ bool wxDbTable::CreateTable(bool attemptDrop)
             {
                 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(")");
@@ -1442,7 +1545,8 @@ bool wxDbTable::CreateTable(bool attemptDrop)
             pDb->Dbms() == dbmsSYBASE_ASE)
         {
             sqlStmt += wxT(" CONSTRAINT ");
-            sqlStmt += tableName;
+            sqlStmt += pDb->SQLTableName(tableName);
+//            sqlStmt += tableName;
             sqlStmt += wxT("_PIDX");
         }
     }
@@ -1456,23 +1560,23 @@ 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()
 
@@ -1480,14 +1584,15 @@ 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);
 
@@ -1495,10 +1600,7 @@ bool wxDbTable::DropTable()
     cout << endl << sqlStmt.c_str() << endl;
 #endif
 
-
-
-
-    RETCODE retcode = SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS);
+    RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS);
     if (retcode != SQL_SUCCESS)
     {
         // Check for "Base table not found" error and ignore
@@ -1516,18 +1618,18 @@ bool wxDbTable::DropTable()
                 pDb->DispAllErrors(henv, hdbc, hstmt);
                 pDb->RollbackTrans();
 //                CloseCursor(hstmt);
-                return(FALSE);
+                return false;
             }
         }
     }
 
     // Commit the transaction and close the cursor
     if (! pDb->CommitTrans())
-        return(FALSE);
+        return false;
     if (! CloseCursor(hstmt))
-        return(FALSE);
+        return false;
 
-    return(TRUE);
+    return true;
 }  // wxDbTable::DropTable()
 
 
@@ -1539,7 +1641,7 @@ bool wxDbTable::CreateIndex(const wxString &idxName, bool unique, UWORD noIdxCol
 
     // Drop the index first
     if (attemptDrop && !DropIndex(idxName))
-        return (FALSE);
+        return false;
 
     // MySQL (and possibly Sybase ASE?? - gt) require that any columns which are used as portions
     // of an index have the columns defined as "NOT NULL".  During initial table creation though,
@@ -1553,11 +1655,11 @@ bool wxDbTable::CreateIndex(const wxString &idxName, bool unique, UWORD noIdxCol
     {
         wxString sqlStmt;
         int i;
-        bool ok = TRUE;
+        bool ok = true;
         for (i = 0; i < noIdxCols && ok; i++)
         {
             int   j = 0;
-            bool  found = FALSE;
+            bool  found = false;
             // Find the column definition that has the ColName that matches the
             // index column name.  We need to do this to get the DB_DATA_TYPE of
             // the index column, as MySQL's syntax for the ALTER column requires
@@ -1565,7 +1667,7 @@ bool wxDbTable::CreateIndex(const wxString &idxName, bool unique, UWORD noIdxCol
             while (!found && (j < this->noCols))
             {
                 if (wxStrcmp(colDefs[j].ColName,pIdxDefs[i].ColName) == 0)
-                    found = TRUE;
+                    found = true;
                 if (!found)
                     j++;
             }
@@ -1573,27 +1675,30 @@ bool wxDbTable::CreateIndex(const wxString &idxName, bool unique, UWORD noIdxCol
             if (found)
             {
                 ok = pDb->ModifyColumn(tableName, pIdxDefs[i].ColName,
-                                        colDefs[j].DbDataType, colDefs[j].SzDataObj,
+                                        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;
         }
     }
 
@@ -1603,19 +1708,42 @@ bool wxDbTable::CreateIndex(const wxString &idxName, bool unique, UWORD noIdxCol
         sqlStmt += wxT("UNIQUE ");
 
     sqlStmt += wxT("INDEX ");
-    sqlStmt += idxName;
+    sqlStmt += pDb->SQLTableName(idxName);
     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++)
     {
-        sqlStmt += pIdxDefs[i].ColName;
+        sqlStmt += pDb->SQLColumnName(pIdxDefs[i].ColName);
+//        sqlStmt += pIdxDefs[i].ColName;
+
+        // MySQL requires a key length on VARCHAR keys
+        if ( pDb->Dbms() == dbmsMY_SQL )
+        {
+            // Find the details on this column
+            int j;
+            for ( j = 0; j < noCols; ++j )
+            {
+                if ( wxStrcmp( pIdxDefs[i].ColName, colDefs[j].ColName ) == 0 )
+                {
+                    break;
+                }
+            }
+            if ( colDefs[j].DbDataType ==  DB_DATA_TYPE_VARCHAR)
+            {
+                wxString s;
+                s.Printf(wxT("(%d)"), (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) && (strncmp(pDb->dbInf.dbmsVer,"07",2)==0)) &&
+        if (!((pDb->Dbms() == dbmsMS_SQL_SERVER) && (wxStrncmp(pDb->dbInf.dbmsVer,_T("07"),2)==0)) &&
             !(pDb->Dbms() == dbmsPOSTGRES))
         {
             if (pIdxDefs[i].Ascending)
@@ -1624,7 +1752,7 @@ bool wxDbTable::CreateIndex(const wxString &idxName, bool unique, UWORD noIdxCol
                 sqlStmt += wxT(" DESC");
         }
         else
-            wxASSERT_MSG(pIdxDefs[i].Ascending, "Datasource does not support DESCending index columns");
+            wxASSERT_MSG(pIdxDefs[i].Ascending, _T("Datasource does not support DESCending index columns"));
 
         if ((i + 1) < noIdxCols)
             sqlStmt += wxT(",");
@@ -1640,22 +1768,22 @@ bool wxDbTable::CreateIndex(const wxString &idxName, bool unique, UWORD noIdxCol
 #endif
 
     // Execute the CREATE INDEX statement
-    if (SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
+    if (SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
     {
         pDb->DispAllErrors(henv, hdbc, hstmt);
         pDb->RollbackTrans();
         CloseCursor(hstmt);
-        return(FALSE);
+        return false;
     }
 
     // Commit the transaction and close the cursor
     if (! pDb->CommitTrans())
-        return(FALSE);
+        return false;
     if (! CloseCursor(hstmt))
-        return(FALSE);
+        return false;
 
     // Index Created Successfully
-    return(TRUE);
+    return true;
 
 }  // wxDbTable::CreateIndex()
 
@@ -1663,7 +1791,7 @@ bool wxDbTable::CreateIndex(const wxString &idxName, bool unique, UWORD noIdxCol
 /********** wxDbTable::DropIndex() **********/
 bool wxDbTable::DropIndex(const wxString &idxName)
 {
-    // NOTE: This function returns TRUE if the Index does not exist, but
+    // NOTE: This function returns true if the Index does not exist, but
     //       only for identified databases.  Code will need to be added
     //       below for any other databases when those databases are defined
     //       to handle this situation consistently
@@ -1672,12 +1800,18 @@ bool wxDbTable::DropIndex(const wxString &idxName)
 
     if (pDb->Dbms() == dbmsACCESS || pDb->Dbms() == dbmsMY_SQL ||
         pDb->Dbms() == dbmsDBASE /*|| Paradox needs this syntax too when we add support*/)
-        sqlStmt.Printf(wxT("DROP INDEX %s ON %s"),idxName.c_str(), tableName.c_str());
+        sqlStmt.Printf(wxT("DROP INDEX %s ON %s"),
+                       pDb->SQLTableName(idxName.c_str()).c_str(),
+                       pDb->SQLTableName(tableName.c_str()).c_str());
     else if ((pDb->Dbms() == dbmsMS_SQL_SERVER) ||
-             (pDb->Dbms() == dbmsSYBASE_ASE))
-        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(idxName.c_str()).c_str());
     else
-        sqlStmt.Printf(wxT("DROP INDEX %s"),idxName.c_str());
+        sqlStmt.Printf(wxT("DROP INDEX %s"),
+                       pDb->SQLTableName(idxName.c_str()).c_str());
 
     pDb->WriteSqlLog(sqlStmt);
 
@@ -1685,7 +1819,7 @@ bool wxDbTable::DropIndex(const wxString &idxName)
     cout << endl << sqlStmt.c_str() << endl;
 #endif
 
-    if (SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
+    if (SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS)
     {
         // Check for "Index not found" error and ignore
         pDb->GetNextError(henv, hdbc, hstmt);
@@ -1705,18 +1839,18 @@ 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()
 
 
@@ -1726,7 +1860,7 @@ bool wxDbTable::SetOrderByColNums(UWORD first, ... )
     int        colNo = first;  // using 'int' to be able to look for wxDB_NO_MORE_COLUN_NUMBERS
     va_list     argptr;
 
-    bool        abort = FALSE;
+    bool        abort = false;
     wxString    tempStr;
 
     va_start(argptr, first);     /* Initialize variable arguments. */
@@ -1738,7 +1872,7 @@ bool wxDbTable::SetOrderByColNums(UWORD first, ... )
         // Valid columns are 0 thru noCols-1
         if (colNo >= noCols || colNo < 0)
         {
-            abort = TRUE;
+            abort = true;
             continue;
         }
 
@@ -1768,7 +1902,8 @@ 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)
+    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);
@@ -1781,6 +1916,40 @@ 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 < noCols; i++)
+            {
+                if (colDefs[i].PtrDataObj == pParmID)
+                {
+                    // We found it.  Store the parameter.
+                    retcode = SQLPutData(hstmtInsert, pParmID, colDefs[i].SzDataObj);
+                    if (retcode != SQL_SUCCESS)
+                    {
+                        pDb->DispNextError();
+                        pDb->DispAllErrors(henv, hdbc, hstmtInsert);
+                        return(DB_FAILURE);
+                    }
+                    break;
+                }
+            }
+            retcode = SQLParamData(hstmtInsert, &pParmID);
+            if (retcode != SQL_SUCCESS &&
+                retcode != SQL_SUCCESS_WITH_INFO)
+            {
+                // record was not inserted
+                pDb->DispNextError();
+                pDb->DispAllErrors(henv, hdbc, hstmtInsert);
+                return(DB_FAILURE);
+            }
+        }
+    }
 
     // Record inserted into the datasource successfully
     return(DB_SUCCESS);
@@ -1793,7 +1962,7 @@ bool wxDbTable::Update(void)
 {
     wxASSERT(!queryOnly);
     if (queryOnly)
-        return(FALSE);
+        return false;
 
     wxString sqlStmt;
 
@@ -1817,7 +1986,7 @@ bool wxDbTable::Update(const wxString &pSqlStmt)
 {
     wxASSERT(!queryOnly);
     if (queryOnly)
-        return(FALSE);
+        return false;
 
     pDb->WriteSqlLog(pSqlStmt);
 
@@ -1831,7 +2000,7 @@ bool wxDbTable::UpdateWhere(const wxString &pWhereClause)
 {
     wxASSERT(!queryOnly);
     if (queryOnly)
-        return(FALSE);
+        return false;
 
     wxString sqlStmt;
 
@@ -1855,7 +2024,7 @@ bool wxDbTable::Delete(void)
 {
     wxASSERT(!queryOnly);
     if (queryOnly)
-        return(FALSE);
+        return false;
 
     wxString sqlStmt;
     sqlStmt.Empty();
@@ -1876,7 +2045,7 @@ bool wxDbTable::DeleteWhere(const wxString &pWhereClause)
 {
     wxASSERT(!queryOnly);
     if (queryOnly)
-        return(FALSE);
+        return false;
 
     wxString sqlStmt;
     sqlStmt.Empty();
@@ -1897,7 +2066,7 @@ bool wxDbTable::DeleteMatching(void)
 {
     wxASSERT(!queryOnly);
     if (queryOnly)
-        return(FALSE);
+        return false;
 
     wxString sqlStmt;
     sqlStmt.Empty();
@@ -1917,12 +2086,14 @@ bool wxDbTable::DeleteMatching(void)
 bool wxDbTable::IsColNull(UWORD colNo) const
 {
 /*
-    This logic is just not right.  It would indicate TRUE
+    This logic is just not right.  It would indicate true
     if a numeric field were set to a value of 0.
 
     switch(colDefs[colNo].SqlCtype)
     {
         case SQL_C_CHAR:
+        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[colNo].PtrDataObj)[0] == 0);
         case SQL_C_SSHORT:
             return((  *((SWORD *) colDefs[colNo].PtrDataObj))   == 0);
@@ -1940,11 +2111,11 @@ bool wxDbTable::IsColNull(UWORD colNo) const
             TIMESTAMP_STRUCT *pDt;
             pDt = (TIMESTAMP_STRUCT *) colDefs[colNo].PtrDataObj;
             if (pDt->year == 0 && pDt->month == 0 && pDt->day == 0)
-                return(TRUE);
+                return true;
             else
-                return(FALSE);
+                return false;
         default:
-            return(TRUE);
+            return true;
     }
 */
     return (colDefs[colNo].Null);
@@ -1955,16 +2126,16 @@ bool wxDbTable::IsColNull(UWORD colNo) const
 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()
 
@@ -1973,15 +2144,15 @@ bool wxDbTable::CanSelectForUpdate(void)
 bool wxDbTable::CanUpdByROWID(void)
 {
 /*
- * NOTE: Returning FALSE for now until this can be debugged,
+ * NOTE: Returning false for now until this can be debugged,
  *        as the ROWID is not getting updated correctly
  */
-    return FALSE;
+    return false;
 /*
     if (pDb->Dbms() == dbmsORACLE)
-        return(TRUE);
+        return true;
     else
-        return(FALSE);
+        return false;
 */
 }  // wxDbTable::CanUpdByROWID()
 
@@ -1990,9 +2161,9 @@ bool wxDbTable::CanUpdByROWID(void)
 bool wxDbTable::IsCursorClosedOnCommit(void)
 {
     if (pDb->dbInf.cursorCommitBehavior == SQL_CB_PRESERVE)
-        return(FALSE);
+        return false;
     else
-        return(TRUE);
+        return true;
 
 }  // wxDbTable::IsCursorClosedOnCommit()
 
@@ -2006,6 +2177,8 @@ void wxDbTable::ClearMemberVar(UWORD colNo, bool setToNull)
     switch(colDefs[colNo].SqlCtype)
     {
         case SQL_C_CHAR:
+        case SQL_C_WCHAR:
+        //case SQL_C_WXCHAR:  SQL_C_WXCHAR is covered by either SQL_C_CHAR or SQL_C_WCHAR
             ((UCHAR FAR *) colDefs[colNo].PtrDataObj)[0]    = 0;
             break;
         case SQL_C_SSHORT:
@@ -2014,6 +2187,7 @@ void wxDbTable::ClearMemberVar(UWORD colNo, bool setToNull)
         case SQL_C_USHORT:
             *((UWORD*) colDefs[colNo].PtrDataObj)           = 0;
             break;
+        case SQL_C_LONG:
         case SQL_C_SLONG:
             *((SDWORD *) colDefs[colNo].PtrDataObj)         = 0;
             break;
@@ -2051,7 +2225,7 @@ void wxDbTable::ClearMemberVars(bool setToNull)
 
     // Loop through the columns setting each member variable to zero
     for (i=0; i < noCols; i++)
-        ClearMemberVar(i,setToNull);
+        ClearMemberVar((UWORD)i,setToNull);
 
 }  // wxDbTable::ClearMemberVars()
 
@@ -2069,7 +2243,7 @@ bool wxDbTable::SetQueryTimeout(UDWORD nSeconds)
         return(pDb->DispAllErrors(henv, hdbc, hstmtInternal));
 
     // Completed Successfully
-    return(TRUE);
+    return true;
 
 }  // wxDbTable::SetQueryTimeout()
 
@@ -2079,6 +2253,9 @@ void wxDbTable::SetColDefs(UWORD index, const wxString &fieldName, int dataType,
                            SWORD cType, int size, bool keyField, bool upd,
                            bool insAllow, bool derivedCol)
 {
+    wxASSERT_MSG( index < noCols,
+                  _T("Specified column index exceeds the maximum number of columns for this table.") );
+
     if (!colDefs)  // May happen if the database connection fails
         return;
 
@@ -2100,14 +2277,14 @@ void wxDbTable::SetColDefs(UWORD index, const wxString &fieldName, int dataType,
     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;
     // Derived columns by definition would NOT be "Insertable" or "Updateable"
     if (derivedCol)
     {
-        colDefs[index].Updateable       = FALSE;
-        colDefs[index].InsertAllowed    = FALSE;
+        colDefs[index].Updateable       = false;
+        colDefs[index].InsertAllowed    = false;
     }
     else
     {
@@ -2115,7 +2292,7 @@ void wxDbTable::SetColDefs(UWORD index, const wxString &fieldName, int dataType,
         colDefs[index].InsertAllowed    = insAllow;
     }
 
-    colDefs[index].Null                 = FALSE;
+    colDefs[index].Null                 = false;
 
 }  // wxDbTable::SetColDefs()
 
@@ -2138,13 +2315,13 @@ wxDbColDataPtr* wxDbTable::SetColDefs(wxDbColInf *pColInfs, UWORD 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_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);
@@ -2159,7 +2336,7 @@ wxDbColDataPtr* wxDbTable::SetColDefs(wxDbColInf *pColInfs, UWORD 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);
@@ -2226,7 +2403,8 @@ ULONG wxDbTable::Count(const wxString &args)
     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
@@ -2250,14 +2428,14 @@ 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);
@@ -2290,15 +2468,15 @@ 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;
@@ -2311,14 +2489,15 @@ bool wxDbTable::Refresh(void)
     if (CanUpdByROWID())
     {
         SDWORD cb;
-        wxChar   rowid[wxDB_ROWID_LEN+1];
+        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, (UWORD)(noCols+1), SQL_C_CHAR, (UCHAR*) rowid, wxDB_ROWID_LEN, &cb) == SQL_SUCCESS)
+        if (SQLGetData(hstmt, (UWORD)(noCols+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("'");
@@ -2333,10 +2512,10 @@ 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);
@@ -2361,11 +2540,14 @@ bool wxDbTable::SetColNull(UWORD colNo, bool set)
     {
         colDefs[colNo].Null = set;
         if (set)  // Blank out the values in the member variable
-            ClearMemberVar(colNo,FALSE);  // Must call with FALSE, or infinite recursion will happen
-        return(TRUE);
+           ClearMemberVar(colNo, false);  // Must call with false here, or infinite recursion will happen
+
+        setCbValueForColumn(colNo);
+
+        return true;
     }
     else
-        return(FALSE);
+        return false;
 
 }  // wxDbTable::SetColNull()
 
@@ -2373,22 +2555,25 @@ bool wxDbTable::SetColNull(UWORD colNo, bool set)
 /********** wxDbTable::SetColNull() **********/
 bool wxDbTable::SetColNull(const wxString &colName, bool set)
 {
-    int i;
-    for (i = 0; i < noCols; i++)
+    int colNo;
+    for (colNo = 0; colNo < noCols; colNo++)
     {
-        if (!wxStricmp(colName, colDefs[i].ColName))
+        if (!wxStricmp(colName, colDefs[colNo].ColName))
             break;
     }
 
-    if (i < noCols)
+    if (colNo < noCols)
     {
-        colDefs[i].Null = set;
+        colDefs[colNo].Null = set;
         if (set)  // Blank out the values in the member variable
-            ClearMemberVar(i,FALSE);  // Must call with FALSE, or infinite recursion will happen
-        return(TRUE);
+           ClearMemberVar((UWORD)colNo,false);  // Must call with false here, or infinite recursion will happen
+
+        setCbValueForColumn(colNo);
+
+        return true;
     }
     else
-        return(FALSE);
+        return false;
 
 }  // wxDbTable::SetColNull()
 
@@ -2435,7 +2620,7 @@ 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);
@@ -2448,7 +2633,7 @@ ODBC 3.0 says to use this form
     if (SQLFreeStmt(*hstmtDel, SQL_DROP) != SQL_SUCCESS)
     {
         pDb->DispAllErrors(henv, hdbc);
-        result = FALSE;
+        result = false;
     }
 
     delete hstmtDel;
@@ -2465,7 +2650,7 @@ void wxDbTable::SetRowMode(const rowmode_t rowmode)
 {
     if (!m_hstmtGridQuery)
     {
-        m_hstmtGridQuery = GetNewCursor(FALSE,FALSE);
+        m_hstmtGridQuery = GetNewCursor(false,false);
         if (!bindCols(*m_hstmtGridQuery))
             return;
     }
@@ -2480,53 +2665,53 @@ void wxDbTable::SetRowMode(const rowmode_t rowmode)
             SetCursor(hstmtDefault);
             break;
         default:
-            assert(0);
+           wxASSERT(0);
     }
 }  // wxDbTable::SetRowMode()
 
 
-wxVariant wxDbTable::GetCol(const int col) const
+wxVariant wxDbTable::GetCol(const int colNo) const
 {
     wxVariant val;
-    if ((col < noCols) && (!IsColNull(col)))
+    if ((colNo < noCols) && (!IsColNull((UWORD)colNo)))
     {
-        switch (colDefs[col].SqlCtype)
+        switch (colDefs[colNo].SqlCtype)
         {
             case SQL_CHAR:
             case SQL_VARCHAR:
-                val = (char *)(colDefs[col].PtrDataObj);
+                val = (wxChar *)(colDefs[colNo].PtrDataObj);
                 break;
             case SQL_C_LONG:
             case SQL_C_SLONG:
-                val = *(long *)(colDefs[col].PtrDataObj);
+                val = *(long *)(colDefs[colNo].PtrDataObj);
                 break;
             case SQL_C_SHORT:
             case SQL_C_SSHORT:
-                val = (long int )(*(short *)(colDefs[col].PtrDataObj));
+                val = (long int )(*(short *)(colDefs[colNo].PtrDataObj));
                 break;
             case SQL_C_ULONG:
-                val = (long)(*(unsigned long *)(colDefs[col].PtrDataObj));
+                val = (long)(*(unsigned long *)(colDefs[colNo].PtrDataObj));
                 break;
             case SQL_C_TINYINT:
-                val = (long)(*(char *)(colDefs[col].PtrDataObj));
+                val = (long)(*(wxChar *)(colDefs[colNo].PtrDataObj));
                 break;
             case SQL_C_UTINYINT:
-                val = (long)(*(unsigned char *)(colDefs[col].PtrDataObj));
+                val = (long)(*(wxChar *)(colDefs[colNo].PtrDataObj));
                 break;
             case SQL_C_USHORT:
-                val = (long)(*(UWORD *)(colDefs[col].PtrDataObj));
+                val = (long)(*(UWORD *)(colDefs[colNo].PtrDataObj));
                 break;
             case SQL_C_DATE:
-                val = (DATE_STRUCT *)(colDefs[col].PtrDataObj);
+                val = (DATE_STRUCT *)(colDefs[colNo].PtrDataObj);
                 break;
             case SQL_C_TIME:
-                val = (TIME_STRUCT *)(colDefs[col].PtrDataObj);
+                val = (TIME_STRUCT *)(colDefs[colNo].PtrDataObj);
                 break;
             case SQL_C_TIMESTAMP:
-                val = (TIMESTAMP_STRUCT *)(colDefs[col].PtrDataObj);
+                val = (TIMESTAMP_STRUCT *)(colDefs[colNo].PtrDataObj);
                 break;
             case SQL_C_DOUBLE:
-                val = *(double *)(colDefs[col].PtrDataObj);
+                val = *(double *)(colDefs[colNo].PtrDataObj);
                 break;
             default:
                 assert(0);
@@ -2536,75 +2721,67 @@ wxVariant wxDbTable::GetCol(const int col) const
 }  // wxDbTable::GetCol()
 
 
-void csstrncpyt(char *s, const char *t, int n)
-{
-    while ((*s++ = *t++) && --n)
-    {};
-
-    *s = '\0';
-}
-
-void wxDbTable::SetCol(const int col, const wxVariant val)
+void wxDbTable::SetCol(const int colNo, const wxVariant val)
 {
     //FIXME: Add proper wxDateTime support to wxVariant..
     wxDateTime dateval;
 
-    SetColNull(col, val.IsNull());
+    SetColNull((UWORD)colNo, val.IsNull());
 
     if (!val.IsNull())
     {
-        if ((colDefs[col].SqlCtype == SQL_C_DATE)
-            || (colDefs[col].SqlCtype == SQL_C_TIME)
-            || (colDefs[col].SqlCtype == SQL_C_TIMESTAMP))
+        if ((colDefs[colNo].SqlCtype == SQL_C_DATE)
+            || (colDefs[colNo].SqlCtype == SQL_C_TIME)
+            || (colDefs[colNo].SqlCtype == SQL_C_TIMESTAMP))
         {
             //Returns null if invalid!
             if (!dateval.ParseDate(val.GetString()))
-                SetColNull(col,TRUE);
+                SetColNull((UWORD)colNo, true);
         }
 
-        switch (colDefs[col].SqlCtype)
+        switch (colDefs[colNo].SqlCtype)
         {
             case SQL_CHAR:
             case SQL_VARCHAR:
-                csstrncpyt((char *)(colDefs[col].PtrDataObj),
+                csstrncpyt((wxChar *)(colDefs[colNo].PtrDataObj),
                            val.GetString().c_str(),
-                           colDefs[col].SzDataObj-1);
+                           colDefs[colNo].SzDataObj-1);  //TODO: glt ??? * sizeof(wxChar) ???
                 break;
             case SQL_C_LONG:
             case SQL_C_SLONG:
-                *(long *)(colDefs[col].PtrDataObj) = val;
+                *(long *)(colDefs[colNo].PtrDataObj) = val;
                 break;
             case SQL_C_SHORT:
             case SQL_C_SSHORT:
-                *(short *)(colDefs[col].PtrDataObj) = val.GetLong();
+                *(short *)(colDefs[colNo].PtrDataObj) = (short)val.GetLong();
                 break;
             case SQL_C_ULONG:
-                *(unsigned long *)(colDefs[col].PtrDataObj) = val.GetLong();
+                *(unsigned long *)(colDefs[colNo].PtrDataObj) = val.GetLong();
                 break;
             case SQL_C_TINYINT:
-                *(char *)(colDefs[col].PtrDataObj) = val.GetChar();
+                *(wxChar *)(colDefs[colNo].PtrDataObj) = val.GetChar();
                 break;
             case SQL_C_UTINYINT:
-                *(unsigned char *)(colDefs[col].PtrDataObj) = val.GetChar();
+                *(wxChar *)(colDefs[colNo].PtrDataObj) = val.GetChar();
                 break;
             case SQL_C_USHORT:
-                *(unsigned short *)(colDefs[col].PtrDataObj) = val.GetLong();
+                *(unsigned short *)(colDefs[colNo].PtrDataObj) = (unsigned short)val.GetLong();
                 break;
             //FIXME: Add proper wxDateTime support to wxVariant..
             case SQL_C_DATE:
                 {
                     DATE_STRUCT *dataptr =
-                        (DATE_STRUCT *)colDefs[col].PtrDataObj;
+                        (DATE_STRUCT *)colDefs[colNo].PtrDataObj;
 
-                    dataptr->year   = dateval.GetYear();
-                    dataptr->month  = dateval.GetMonth()+1;
-                    dataptr->day    = dateval.GetDay();
+                    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[col].PtrDataObj;
+                        (TIME_STRUCT *)colDefs[colNo].PtrDataObj;
 
                     dataptr->hour   = dateval.GetHour();
                     dataptr->minute = dateval.GetMinute();
@@ -2614,10 +2791,10 @@ void wxDbTable::SetCol(const int col, const wxVariant val)
             case SQL_C_TIMESTAMP:
                 {
                     TIMESTAMP_STRUCT *dataptr =
-                        (TIMESTAMP_STRUCT *)colDefs[col].PtrDataObj;
-                    dataptr->year   = dateval.GetYear();
-                    dataptr->month  = dateval.GetMonth()+1;
-                    dataptr->day    = dateval.GetDay();
+                        (TIMESTAMP_STRUCT *)colDefs[colNo].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();
@@ -2625,7 +2802,7 @@ void wxDbTable::SetCol(const int col, const wxVariant val)
                 }
                 break;
             case SQL_C_DOUBLE:
-                *(double *)(colDefs[col].PtrDataObj) = val;
+                *(double *)(colDefs[colNo].PtrDataObj) = val;
                 break;
             default:
                 assert(0);
@@ -2637,10 +2814,10 @@ void wxDbTable::SetCol(const int col, const wxVariant val)
 GenericKey wxDbTable::GetKey()
 {
     void *blk;
-    char *blkptr;
+    wxChar *blkptr;
 
     blk = malloc(m_keysize);
-    blkptr = (char *) blk;
+    blkptr = (wxChar *) blk;
 
     int i;
     for (i=0; i < noCols; i++)
@@ -2661,18 +2838,18 @@ GenericKey wxDbTable::GetKey()
 
 void wxDbTable::SetKey(const GenericKey& k)
 {
-    void *blk;
-    char *blkptr;
+    void    *blk;
+    wxChar  *blkptr;
 
     blk = k.GetBlk();
-    blkptr = (char *)blk;
+    blkptr = (wxChar *)blk;
 
     int i;
     for (i=0; i < noCols; i++)
     {
         if (colDefs[i].KeyField)
         {
-            SetColNull(i, FALSE);
+            SetColNull((UWORD)i, false);
             memcpy(colDefs[i].PtrDataObj, blkptr, colDefs[i].SzDataObj);
             blkptr += colDefs[i].SzDataObj;
         }