Postgres support (policies)

[nene]

• CREATE POLICY
  • CREATE POLICY name ON table_name
  • AS { PERMISSIVE | RESTRICTIVE }
  • FOR { ALL | SELECT | INSERT | UPDATE | DELETE }
  • TO { role_name | PUBLIC | CURRENT_ROLE | CURRENT_USER | SESSION_USER } [, ...]
  • USING ( expr )
  • WITH CHECK ( expr )
• ALTER POLICY
  • ALTER POLICY name ON table_name
  • RENAME TO new_name
  • TO { role_name | PUBLIC | CURRENT_ROLE | CURRENT_USER | SESSION_USER } [, ...]
  • USING ( expr )
  • WITH CHECK ( expr )
• DROP POLICY
  • DROP POLICY name ON table_name
  • IF EXISTS
  • CASCADE | RESTRICT