Description: Contains one row for each reference to a column in a check constraint.
Tablespace: SYSSTR
Indexes(Fields):
DSNSDX01(TBOWNER.TBNAME.CHECKNAME COLNAME)
| Column name | Description | Data type |
|---|---|---|
| TBOWNER | Authorization ID of the owner of the table on which the check constraint is defined. | NOT NULL |
| TBNAME | Name of the table on which the check constraint is defined. | NOT NULL |
| CHECKNAME | Name of the check constraint. | NOT NULL |
| COLNAME | Name of the column that the check constraint refers to. | NOT NULL |
| IBMREQD | A value of Y indicates that the row came from the basic machine-readable material (MRM) tape. | NOT NULL |
Adapted from material found in the IBM DB2 Universal Database for z/OS V8 SQL Reference (SC18-7426-02).