The following query retrieves a list of tables and join indexes that have single-level partitioning:
SELECT DatabaseName, TableName (TITLE 'Table/Join Index Name') FROM DBC.IndexConstraints WHERE ConstraintType = 'Q' AND ( SUBSTRING(ConstraintText FROM 1 FOR 13) < 'CHECK (/*02*/' OR SUBSTRING(ConstraintText FROM 1 FOR 13) > 'CHECK (/*15*/') ORDER BY DatabaseName, TableName;