143 lines
4.3 KiB
SQL
143 lines
4.3 KiB
SQL
/* contrib/pg_stat_monitor/pg_stat_monitor--1.4.sql */
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-- complain if script is sourced in psql, rather than via CREATE EXTENSION
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\echo Use "CREATE EXTENSION pg_stat_monitor" to load this file. \quit
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-- Register functions.
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CREATE FUNCTION pg_stat_monitor_reset()
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RETURNS void
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AS 'MODULE_PATHNAME'
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LANGUAGE C PARALLEL SAFE;
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CREATE FUNCTION pg_stat_monitor(IN showtext boolean,
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OUT userid oid,
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OUT dbid oid,
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OUT queryid bigint,
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OUT query text,
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OUT calls int8,
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OUT total_time float8,
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OUT min_time float8,
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OUT max_time float8,
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OUT mean_time float8,
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OUT stddev_time float8,
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OUT rows int8,
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OUT shared_blks_hit int8,
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OUT shared_blks_read int8,
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OUT shared_blks_dirtied int8,
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OUT shared_blks_written int8,
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OUT local_blks_hit int8,
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OUT local_blks_read int8,
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OUT local_blks_dirtied int8,
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OUT local_blks_written int8,
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OUT temp_blks_read int8,
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OUT temp_blks_written int8,
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OUT blk_read_time float8,
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OUT blk_write_time float8,
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OUT host int,
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OUT hist_calls text,
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OUT hist_min_time text,
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OUT hist_max_time text,
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OUT hist_mean_time text,
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OUT slow_query text,
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OUT cpu_user_time float8,
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OUT cpu_sys_time float8
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)
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RETURNS SETOF record
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AS 'MODULE_PATHNAME', 'pg_stat_monitor_1_3'
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LANGUAGE C STRICT VOLATILE PARALLEL SAFE;
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CREATE FUNCTION pg_stat_agg(
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OUT queryid bigint,
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OUT id bigint,
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OUT type bigint,
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OUT total_calls int,
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OUT first_call_time timestamptz,
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OUT last_call_time timestamptz)
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RETURNS SETOF record
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AS 'MODULE_PATHNAME', 'pg_stat_agg'
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LANGUAGE C STRICT VOLATILE PARALLEL SAFE;
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-- Register a view on the function for ease of use.
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CREATE VIEW pg_stat_monitor AS
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SELECT * FROM pg_stat_monitor(true);
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GRANT SELECT ON pg_stat_monitor TO PUBLIC;
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CREATE VIEW pg_stat_agg_database AS
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SELECT
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agg.queryid,
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agg.id AS dbid,
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ss.userid,
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'0.0.0.0'::inet + ss.host AS host,
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agg.total_calls,
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ss.min_time,
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ss.max_time,
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ss.mean_time,
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(string_to_array(hist_calls, ',')) hist_calls,
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(string_to_array(hist_min_time, ',')) hist_min_time,
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(string_to_array(hist_max_time, ',')) hist_max_time,
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(string_to_array(hist_mean_time, ',')) hist_mean_time,
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agg.first_call_time AS first_log_time,
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agg.last_call_time AS last_log_time,
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ss.cpu_user_time,
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ss.cpu_sys_time,
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ss.query,
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ss.slow_query
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FROM pg_stat_agg() agg
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INNER JOIN (SELECT DISTINCT queryid, userid, query, host, min_time, max_time, mean_time, hist_calls, hist_min_time, hist_max_time,hist_mean_time,slow_query,cpu_user_time,cpu_sys_time
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FROM pg_stat_monitor) ss
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ON agg.queryid = ss.queryid AND agg.type = 0;
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CREATE VIEW pg_stat_agg_user AS
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SELECT
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agg.queryid,
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agg.id AS dbid,
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ss.userid,
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'0.0.0.0'::inet + ss.host AS host,
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agg.total_calls,
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ss.min_time,
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ss.max_time,
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ss.mean_time,
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(string_to_array(hist_calls, ',')) hist_calls,
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(string_to_array(hist_min_time, ',')) hist_min_time,
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(string_to_array(hist_max_time, ',')) hist_max_time,
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(string_to_array(hist_mean_time, ',')) hist_mean_time,
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agg.first_call_time AS first_log_time,
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agg.last_call_time AS last_log_time,
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ss.cpu_user_time,
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ss.cpu_sys_time,
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ss.query,
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ss.slow_query
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FROM pg_stat_agg() agg
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INNER JOIN (SELECT DISTINCT queryid, userid, query, host, min_time, max_time, mean_time, hist_calls, hist_min_time, hist_max_time,hist_mean_time,slow_query,cpu_user_time,cpu_sys_time FROM pg_stat_monitor) ss
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ON agg.queryid = ss.queryid AND agg.type = 1;
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CREATE VIEW pg_stat_agg_host AS
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SELECT
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agg.queryid,
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agg.id AS dbid,
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ss.userid,
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'0.0.0.0'::inet + ss.host AS host,
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agg.total_calls,
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ss.min_time,
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ss.max_time,
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ss.mean_time,
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(string_to_array(hist_calls, ',')) hist_calls,
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(string_to_array(hist_min_time, ',')) hist_min_time,
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(string_to_array(hist_max_time, ',')) hist_max_time,
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(string_to_array(hist_mean_time, ',')) hist_mean_time,
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agg.first_call_time AS first_log_time,
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agg.last_call_time AS last_log_time,
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ss.cpu_user_time,
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ss.cpu_sys_time,
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ss.query,
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ss.slow_query
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FROM pg_stat_agg() agg
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INNER JOIN (SELECT DISTINCT queryid, userid, query, host, min_time, max_time, mean_time, hist_calls, hist_min_time, hist_max_time,hist_mean_time,slow_query,cpu_user_time,cpu_sys_time FROM pg_stat_monitor) ss
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ON agg.queryid = ss.queryid AND agg.type = 2;
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GRANT SELECT ON pg_stat_agg_database TO PUBLIC;
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-- Don't want this to be available to non-superusers.
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REVOKE ALL ON FUNCTION pg_stat_monitor_reset() FROM PUBLIC;
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