SELECT n.nspname as schema,
       c.relname as index,
       a.rolname as owner,
       c.relfilenode as filename,
       CASE WHEN indisprimary
	    THEN 'pkey'
	    WHEN indisunique
	    THEN 'uidx'
	    ELSE'idx'
	END as type,
       pg_size_pretty(pg_total_relation_size(n.nspname|| '.' || c.relname)) as total_size,
       pg_total_relation_size(n.nspname|| '.' || c.relname) as total_size_bytes
  FROM pg_index i
  JOIN pg_class c     ON (c.oid = i.indexrelid)
  JOIN pg_namespace n ON (n.oid = c.relnamespace)
  JOIN pg_authid a ON ( a.oid = c.relowner )
  WHERE relname NOT LIKE 'pg_%' AND
relname NOT LIKE 'information%' AND
relname NOT LIKE 'sql_%' AND
relkind IN ('i')
ORDER BY 7 DESC, 1, 2;