Postgres Snippets

Mon, 01 Mar 2010 00:00:00 +0100

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'));

Epoch on Micha Kops' Tech Notes

Postgres Snippets

Show Indizes and their size in a specific schema

Select statement_timeout settings for all users

Get size of a table