Redshift Research Project

System Table Tracker

System view pg_catalog.svv_masking_policy version 1.0.63269 / 2024-02-17

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SELECT CAST(d.datname AS varchar) AS policy_database,
       CAST(p.polname AS varchar) AS policy_name,
       mask_policy_atts_out(CAST(p.polattrs AS varchar)) AS input_columns,
       mask_policy_expr_out(CAST(p.polexpr AS varchar)) AS policy_expression,
       CAST(u.usename AS varchar) AS policy_modified_by,
       p.polmodifiedtime AS policy_modified_time
FROM pg_policy_mask AS p
     INNER JOIN pg_database AS d ON d.oid = p.poldbid
     LEFT JOIN pg_user AS u ON u.usesysid = p.polmodifiedby
WHERE EXISTS (SELECT 1
              FROM pg_identity
              WHERE pg_identity.useid = current_user_id()
                AND pg_identity.usesuper = TRUE)
   OR has_system_privilege(CAST("current_user"() AS name),
                           CAST('CREATE MASKING POLICY' AS text))

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