+#else
+ if (orderBy.Length())
+#endif
+ {
+ pSqlStmt += wxT(" ORDER BY ");
+ pSqlStmt += orderBy;
+ }
+
+ // SELECT FOR UPDATE if told to do so and the datasource is capable. Sybase
+ // parses the FOR UPDATE clause but ignores it. See the comment above on the
+ // HOLDLOCK for Sybase.
+ if (selectForUpdate && CanSelectForUpdate())
+ pSqlStmt += wxT(" FOR UPDATE");
+
+} // wxDbTable::BuildSelectStmt()
+
+
+/***** DEPRECATED: use wxDbTable::BuildSelectStmt(wxString &....) form *****/
+void wxDbTable::BuildSelectStmt(wxChar *pSqlStmt, int typeOfSelect, bool distinct)
+{
+ wxString tempSqlStmt;
+ BuildSelectStmt(tempSqlStmt, typeOfSelect, distinct);
+ wxStrcpy(pSqlStmt, tempSqlStmt);
+} // wxDbTable::BuildSelectStmt()
+
+
+/********** wxDbTable::BuildUpdateStmt() **********/
+void wxDbTable::BuildUpdateStmt(wxString &pSqlStmt, int typeOfUpd, const wxString &pWhereClause)
+{
+ wxASSERT(!queryOnly);
+ if (queryOnly)
+ return;
+
+ wxString whereClause;
+ whereClause.Empty();
+
+ bool firstColumn = TRUE;
+
+ pSqlStmt.Printf(wxT("UPDATE %s SET "), tableName.Upper().c_str());
+
+ // Append a list of columns to be updated
+ int i;
+ for (i = 0; i < noCols; i++)
+ {
+ // Only append Updateable columns
+ if (colDefs[i].Updateable)
+ {
+ if (! firstColumn)
+ pSqlStmt += wxT(",");
+ else
+ firstColumn = FALSE;
+ pSqlStmt += colDefs[i].ColName;
+ pSqlStmt += wxT(" = ?");
+ }
+ }
+
+ // Append the WHERE clause to the SQL UPDATE statement
+ pSqlStmt += wxT(" WHERE ");
+ switch(typeOfUpd)
+ {
+ 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())
+ {
+ SDWORD 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, (UWORD)(noCols+1), SQL_C_CHAR, (UCHAR*) rowid, wxDB_ROWID_LEN, &cb) == SQL_SUCCESS)
+ {
+ pSqlStmt += wxT("ROWID = '");
+ pSqlStmt += rowid;
+ pSqlStmt += wxT("'");
+ break;
+ }
+ }
+ // Unable to delete by ROWID, so build a WHERE
+ // clause based on the keyfields.
+ BuildWhereClause(whereClause, DB_WHERE_KEYFIELDS);
+ pSqlStmt += whereClause;
+ break;
+ case DB_UPD_WHERE:
+ pSqlStmt += pWhereClause;
+ break;
+ }
+} // BuildUpdateStmt()
+
+
+/***** DEPRECATED: use wxDbTable::BuildUpdateStmt(wxString &....) form *****/
+void wxDbTable::BuildUpdateStmt(wxChar *pSqlStmt, int typeOfUpd, const wxString &pWhereClause)
+{
+ wxString tempSqlStmt;
+ BuildUpdateStmt(tempSqlStmt, typeOfUpd, pWhereClause);
+ wxStrcpy(pSqlStmt, tempSqlStmt);
+} // BuildUpdateStmt()
+
+
+/********** wxDbTable::BuildWhereClause() **********/
+void wxDbTable::BuildWhereClause(wxString &pWhereClause, int typeOfWhere,
+ const wxString &qualTableName, bool useLikeComparison)
+/*
+ * Note: BuildWhereClause() currently ignores timestamp columns.
+ * They are not included as part of the where clause.
+ */
+{
+ bool moreThanOneColumn = FALSE;
+ wxString colValue;
+
+ // Loop through the columns building a where clause as you go
+ int i;
+ for (i = 0; i < noCols; i++)
projects / wxWidgets.git / blobdiff