CHECK CONSTRAINTS

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CHECK_CONSTRAINTS identifies all CHECK constraints defined in the database.

Column name	Data type	Length	Description
CONSTRAINT_NAME	CHAR	67	Unique name for the CHECK constraint; nullable
CHECK_CLAUSE	BLOB		Subtype Text: Nullable; original source of the trigger definition, stored in the RDB$TRIGGER_SOURCE COLUMN in RDB$TRIGGERS

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• CONSTRAINTS_COLUMN_USAGE