The view domain_constraints contains all constraints belonging to domains defined in the current database. Only those domains are shown that the current user has access to (by way of being the owner or having some privilege).
Table 37.19. domain_constraints Columns
Column Type
Description
constraint_catalog sql_identifier
Name of the database that contains the constraint (always the current database)
constraint_schema sql_identifier
Name of the schema that contains the constraint
constraint_name sql_identifier
Name of the constraint
domain_catalog sql_identifier
Name of the database that contains the domain (always the current database)
domain_schema sql_identifier
Name of the schema that contains the domain
domain_name sql_identifier
Name of the domain
is_deferrable yes_or_no
YES if the constraint is deferrable, NO if not
initially_deferred yes_or_no
YES if the constraint is deferrable and initially deferred, NO if not