Postgres Snippets

Show Indizes and their size in a specific schema SELECT tablename, indexname, indexdef, pg_size_pretty(pg_relation_size(schemaname || '.' || indexname)) AS index_size FROM pg_indexes WHERE schemaname = 'SCHEMANAME' ORDER BY pg_relation_size(schemaname || '.' || indexname) DESC; Select statement_timeout settings for all users SELECT r.rolname, (SELECT unnest(s.setconfig) FROM pg_db_role_setting s WHERE s.setrole = r.oid AND s.setconfig::text LIKE '%statement_timeout%' LIMIT 1) AS statement_timeout FROM pg_roles r WHERE r.rolcanlogin ORDER BY r.rolname; Get size of a table SELECT pg_size_pretty(pg_total_relation_size('schemaname.tablename')); ...

March 1, 2010 · 12 min · 2398 words · Micha Kops