SYSTEM VIEW · System view

pg_policies

The view pg_policies provides access to useful information about each row-level security policy in the database.

First seen PG 9.5Last seen PG 19Columns 8

9.0 9.1 9.2 9.3 9.4 9.5 9.6 10 11 12 13 14 15 16 17 18 19^β3

Checked column by column against a PostgreSQL 18.6 instance · Raw measurement record ↗

Columns PostgreSQL 18

pg_policies

COLUMN	TYPE	DESCRIPTION
`schemaname`	`name`	Name of schema containing table policy is onReferences:`pg_namespace.nspname`
`tablename`	`name`	Name of table policy is onReferences:`pg_class.relname`
`policyname`	`name`	Name of policyReferences:`pg_policy.polname`
`permissive`	`text`	Is the policy permissive or restrictive?
`roles`	`name[]`	The roles to which this policy applies
`cmd`	`text`	The command type to which the policy is applied
`qual`	`text`	The expression added to the security barrier qualifications for queries that this policy applies to
`with_check`	`text`	The expression added to the WITH CHECK qualifications for queries that attempt to add rows to this table

Columns marked "implicit" are not included in SELECT *; some early statistics views are completed from same-version source, and the extra provenance is shown in the column description.

Column evolution matrix

Hover a cell for the column type

PresentAdded / type or attribute changeRemoved

COLUMN	9.0	9.1	9.2	9.3	9.4	9.5	9.6
`schemaname`	–	–	–	–	–
`tablename`	–	–	–	–	–
`policyname`	–	–	–	–	–
`roles`	–	–	–	–	–
`cmd`	–	–	–	–	–
`qual`	–	–	–	–	–
`with_check`	–	–	–	–	–
`permissive`	–	–	–	–	–	–	–

9.0 is the coverage baseline; a column already present in the baseline is not marked as added. The matrix aligns columns by name, so a rename appears as the old column removed and a new column added.

Evolution timeline

Changes between adjacent majors

PostgreSQL 10 ← 9.6

+ permissive

PostgreSQL 9.5 ← 9.4Catalog added

+ schemaname+ tablename+ policyname+ roles+ cmd+ qual+ with_check

Compare any two versions

FROMTOInclude description updates

Pick two versions to see added, removed, and retyped columns. The interactive comparison needs JavaScript; the evolution timeline reads fine without it.