string whereClause = (_ResultLayer as IFeatureLayerDefinition).DefinitionExpression;
string tableName = StaticSystemAOClass.AOComm.GetDataSetName(_ResultLayer.FeatureClass);
DataTable dt=WFSysParaClass.SysDbCtrl.GetDataTable(sql);
// string selectID =
//tring sql="delete * from {0} where ID"*/
}