Updated on 2023-10-31 GMT+08:00

DBA_CONSTRAINTS

DBA_CONSTRAINTS displays information about table constraints in database. It is accessible only to users with system administrator rights.

Name

Type

Description

constraint_name

vcharacter varying(64)

Constraint name

constraint_type

text

Constraint type

  • C: Check constraint.
  • F: Foreign key constraint
  • P: Primary key constraint
  • U: Unique constraint.

table_name

character varying(64)

Name of constraint-related table

index_owner

character varying(64)

Owner of constraint-related index (only for the unique constraint and primary key constraint)

index_name

character varying(64)

Name of constraint-related index (only for the unique constraint and primary key constraint)