SYSCHECKS system table The SYSCHECKS table describes the check constraints within the current database. system tablesSYSCHECKS check constraintsSYSCHECKS system table SYSCHECKS system table

The following table shows the contents of the SYSCHECKS system table.

SYSCHECKS system table Column Name Type Length Nullable Contents CONSTRAINTID CHAR 36 false Unique identifier for the constraint CHECKDEFINITION LONG VARCHAR 32,700 false Text of check constraint definition REFERENCEDCOLUMNS org.apache.derby. catalog. ReferencedColumns

This class is not part of the public API.

 2,147,483,647 false Description of the columns referenced by the check constraint