protected static int DeleteImpl <T>(T instance, DataSource ds, DataWhereQueue ps = null) where T : DbTable
{
DeleteBucket bucket = TDbTable <T> .GetDeleteSql(ds, instance, null, ps);
return(ds.ExecuteNonQuery(ds.Provider.BuildDeleteSql(GetTableName <T>(), bucket.Wheres), bucket.Parameters));
}
protected static int DeleteImpl <T>(T instance, DataSource ds, params DataColumn[] columns) where T : DbTable
{
DeleteBucket bucket = TDbTable <T> .GetDeleteSql(ds, instance, columns, null);
return(ds.ExecuteNonQuery(ds.Provider.BuildDeleteSql(GetTableName <T>(), bucket.Wheres), bucket.Parameters));
}