12.20
Check constraints
Organization of this section
12.20.1 About check constraints
12.20.2 Defining check constraints
12.20.3 Check pending status
12.20.4 Data manipulation and integrity
12.20.5 Procedure for checking table integrity
12.20.6 Notes about linkage with related products
12.20.7 Migrating check constraint tables to 64-bit mode