Description: Contains one row for each table check constraint for catalog |tables created in or after Version 7. Check constraints for catalog tables created before Version 7 are not included in this table.
|Column name||Description||Data type|
|TBOWNER||Authorization ID of the owner of the table on which the check constraint is defined.|
|TBNAME||Name of the table on which the check constraint is defined.|
|CHECKNAME||Check constraint name.|
|PATHSCHEMAS||SQL path at the time the check constraint was created. The path is used to resolve unqualified cast function names that are used in the constraint definition.|
|IBMREQD||A value of Y indicates that the row came from the basic machine-readable material (MRM) tape.|
Adapted from material found in the IBM DB2 Universal Database for z/OS V8 SQL Reference (SC18-7426-02).