citus/src/backend/distributed/sql/citus--8.0-11--8.0-12.sql

32 lines
918 B
PL/PgSQL

-- citus--8.0-11--8.0-12
SET search_path = 'pg_catalog';
CREATE OR REPLACE FUNCTION pg_catalog.citus_stat_statements(OUT queryid bigint,
OUT userid oid,
OUT dbid oid,
OUT query text,
OUT executor bigint,
OUT partition_key text,
OUT calls bigint)
RETURNS SETOF record
LANGUAGE plpgsql
AS $citus_stat_statements$
BEGIN
IF EXISTS (
SELECT extname FROM pg_extension
WHERE extname = 'pg_stat_statements')
THEN
RETURN QUERY SELECT pss.queryid, pss.userid, pss.dbid, pss.query, cqs.executor,
cqs.partition_key, cqs.calls
FROM pg_stat_statements(true) pss
JOIN citus_query_stats() cqs
USING (queryid, userid, dbid);
ELSE
RAISE EXCEPTION 'pg_stat_statements is not installed'
USING HINT = 'install pg_stat_statements extension and try again';
END IF;
END;
$citus_stat_statements$;
RESET search_path;