Exemplo n.º 1
0
        static internal DBSchemaRow[] GetSortedSchemaRows(DataTable dataTable)                    // MDAC 60609
        {
            DataColumn sortindex = new DataColumn("SchemaMapping Unsorted Index", typeof(Int32)); // MDAC 67050

            dataTable.Columns.Add(sortindex);
            int count = dataTable.Rows.Count;

            for (int i = 0; i < count; ++i)
            {
                dataTable.Rows[i][sortindex] = i;
            }
            ;
            DBSchemaTable schemaTable = new DBSchemaTable(dataTable);

            const DataViewRowState rowStates = DataViewRowState.Unchanged | DataViewRowState.Added | DataViewRowState.ModifiedCurrent;

            DataRow[] dataRows = dataTable.Select(null, "ColumnOrdinal ASC", rowStates);
            Debug.Assert(null != dataRows, "GetSchemaRows: unexpected null dataRows");

            DBSchemaRow[] schemaRows = new DBSchemaRow[dataRows.Length];

            for (int i = 0; i < dataRows.Length; ++i)
            {
                schemaRows[i] = new DBSchemaRow(schemaTable, dataRows[i]);
            }
            return(schemaRows);
        }
Exemplo n.º 2
0
        /*static internal DBSchemaRow[] GetSchemaRows(DataTable dataTable) {
         *  DBSchemaTable schemaTable = new DBSchemaTable(dataTable);
         *
         *  const DataViewRowState rowStates = DataViewRowState.Unchanged | DataViewRowState.Added | DataViewRowState.ModifiedCurrent;
         *  DataRow[] dataRows = ADP.SelectRows(dataTable, rowStates);
         *  Debug.Assert(null != dataRows, "GetSchemaRows: unexpected null dataRows");
         *
         *  DBSchemaRow[] schemaRows = new DBSchemaRow[dataRows.Length];
         *
         *  for (int i = 0; i < dataRows.Length; ++i) {
         *      schemaRows[i] = new DBSchemaRow(schemaTable, dataRows[i]);
         *  }
         *  return schemaRows;
         * }*/

        internal DBSchemaRow(DBSchemaTable schemaTable, DataRow dataRow)
        {
            this.schemaTable = schemaTable;
            this.dataRow     = dataRow;
        }