AND ucc.constraint_name = uc.constraint_name
AND uccpk.constraint_name = uc.r_constraint_name
AND uccpk.table_name = '$ltable'" );
AND ucc.constraint_name = uc.constraint_name
AND uccpk.constraint_name = uc.r_constraint_name
AND uccpk.table_name = '$ltable'" );