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Updated on 2022-06-11 GMT+08:00
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USER_CONSTRAINTS

USER_CONSTRAINTS displays the table constraint information accessible to the current user.

Table 1 USER_CONSTRAINTS columns

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)
Parent topic: System Views