postgresql/contrib/pg_stat_statements/sql/oldextversions.sql
Michael Paquier 76cbf7edb6 pg_stat_statements: Track I/O timing for temporary file blocks
This commit adds two new columns to pg_stat_statements, called
temp_blk_read_time and temp_blk_write_time.  Those columns respectively
show the time spent to read and write temporary file blocks on disk,
whose tracking has been added in efb0ef9.  This information is
available when track_io_timing is enabled, like blk_read_time and
blk_write_time.

pg_stat_statements is updated to version to 1.10 as an effect of the
newly-added columns.  Tests for the upgrade path 1.9->1.10 are added.

PGSS_FILE_HEADER is bumped for the new stats file format.

Author: Masahiko Sawada
Reviewed-by: Georgios Kokolatos, Melanie Plageman, Julien Rouhaud,
Ranier Vilela
Discussion: https://postgr.es/m/CAD21AoAJgotTeP83p6HiAGDhs_9Fw9pZ2J=_tYTsiO5Ob-V5GQ@mail.gmail.com
2022-04-08 13:12:07 +09:00

52 lines
1.9 KiB
SQL

-- test old extension version entry points
CREATE EXTENSION pg_stat_statements WITH VERSION '1.4';
-- Execution of pg_stat_statements_reset() is granted only to
-- superusers in 1.4, so this fails.
SET SESSION AUTHORIZATION pg_read_all_stats;
SELECT pg_stat_statements_reset();
RESET SESSION AUTHORIZATION;
AlTER EXTENSION pg_stat_statements UPDATE TO '1.5';
-- Execution of pg_stat_statements_reset() should be granted to
-- pg_read_all_stats now, so this works.
SET SESSION AUTHORIZATION pg_read_all_stats;
SELECT pg_stat_statements_reset();
RESET SESSION AUTHORIZATION;
-- In 1.6, it got restricted back to superusers.
AlTER EXTENSION pg_stat_statements UPDATE TO '1.6';
SET SESSION AUTHORIZATION pg_read_all_stats;
SELECT pg_stat_statements_reset();
RESET SESSION AUTHORIZATION;
SELECT pg_get_functiondef('pg_stat_statements_reset'::regproc);
-- New function for pg_stat_statements_reset introduced, still
-- restricted for non-superusers.
AlTER EXTENSION pg_stat_statements UPDATE TO '1.7';
SET SESSION AUTHORIZATION pg_read_all_stats;
SELECT pg_stat_statements_reset();
RESET SESSION AUTHORIZATION;
SELECT pg_get_functiondef('pg_stat_statements_reset'::regproc);
\d pg_stat_statements
SELECT count(*) > 0 AS has_data FROM pg_stat_statements;
-- New functions and views for pg_stat_statements in 1.8
AlTER EXTENSION pg_stat_statements UPDATE TO '1.8';
\d pg_stat_statements
SELECT pg_get_functiondef('pg_stat_statements_reset'::regproc);
-- New function pg_stat_statement_info, and new function
-- and view for pg_stat_statements introduced in 1.9
AlTER EXTENSION pg_stat_statements UPDATE TO '1.9';
SELECT pg_get_functiondef('pg_stat_statements_info'::regproc);
\d pg_stat_statements
SELECT count(*) > 0 AS has_data FROM pg_stat_statements;
-- New functions and views for pg_stat_statements in 1.10
AlTER EXTENSION pg_stat_statements UPDATE TO '1.10';
\d pg_stat_statements
SELECT count(*) > 0 AS has_data FROM pg_stat_statements;
DROP EXTENSION pg_stat_statements;