Expand description
Declaration and identity rules for newly added PRIMARY KEY and UNIQUE constraints.
Functionsยง
- apply_
primary_ key_ columns - Apply the NOT NULL requirement of a primary key to the stored column candidate.
- validate_
added_ key_ columns - validate_
added_ key_ identity - validate_
included_ key_ columns - The columns a key constraint includes must exist; as in
PostgreSQL, they may repeat and may be key columns.