mirror/postgresql
2
0
Fork 0
mirror of https://git.postgresql.org/git/postgresql.git synced 2025-02-23 19:39:53 +08:00
Code Issues Packages Projects Releases Wiki Activity

Revert "Temporarily instrument postgres_fdw test to look for statistics changes."

Browse Source 
This reverts commit c2c537c56d.
It's now clear that whatever is going on there, it can't be blamed
on unexpected ANALYZE runs, because the statistics are the same
just before the failing query as they were at the start of the test.
This commit is contained in:
Tom Lane 2018-03-08 11:33:27 -05:00
parent 6a0b30f040
commit 04e7ecadf6
2 changed files with 0 additions and 44 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

31
contrib/postgres_fdw/expected/postgres_fdw.out
View File

@ -87,23 +87,6 @@ ANALYZE "S 1"."T 1";
ANALYZE "S 1"."T 2";
ANALYZE "S 1"."T 3";
ANALYZE "S 1"."T 4";
-- record relpages for T 1
create temp table save_t_1_relpages as
select relpages as old_relpages from pg_class where relname = 'T 1';
select relpages - (select old_relpages from save_t_1_relpages) as pg_delta,
reltuples from pg_class where relname = 'T 1';
pg_delta | reltuples
----------+-----------
0 | 1000
(1 row)
select (histogram_bounds::text::int[])[array_length(histogram_bounds,1)]
from pg_stats where tablename = 'T 1' and attname = 'C 1';
histogram_bounds
------------------
1000
(1 row)
-- ===================================================================
-- create foreign tables
-- ===================================================================
@ -5537,20 +5520,6 @@ UPDATE ft2 SET c3 = 'bar' WHERE postgres_fdw_abs(c1) > 2000 RETURNING *;
2010 | 0 | bar | | | | ft2 |
(10 rows)
select relpages - (select old_relpages from save_t_1_relpages) as pg_delta,
reltuples from pg_class where relname = 'T 1';
pg_delta | reltuples
----------+-----------
0 | 1000
(1 row)
select (histogram_bounds::text::int[])[array_length(histogram_bounds,1)]
from pg_stats where tablename = 'T 1' and attname = 'C 1';
histogram_bounds
------------------
1000
(1 row)
EXPLAIN (verbose, costs off)
UPDATE ft2 SET c3 = 'baz'
FROM ft4 INNER JOIN ft5 ON (ft4.c1 = ft5.c1)

13
contrib/postgres_fdw/sql/postgres_fdw.sql
View File

@ -95,15 +95,6 @@ ANALYZE "S 1"."T 2";
ANALYZE "S 1"."T 3";
ANALYZE "S 1"."T 4";
-- record relpages for T 1
create temp table save_t_1_relpages as
select relpages as old_relpages from pg_class where relname = 'T 1';
select relpages - (select old_relpages from save_t_1_relpages) as pg_delta,
reltuples from pg_class where relname = 'T 1';
select (histogram_bounds::text::int[])[array_length(histogram_bounds,1)]
from pg_stats where tablename = 'T 1' and attname = 'C 1';
-- ===================================================================
-- create foreign tables
-- ===================================================================
@ -1148,10 +1139,6 @@ INSERT INTO ft2 (c1,c2,c3)
EXPLAIN (verbose, costs off)
UPDATE ft2 SET c3 = 'bar' WHERE postgres_fdw_abs(c1) > 2000 RETURNING *; -- can't be pushed down
UPDATE ft2 SET c3 = 'bar' WHERE postgres_fdw_abs(c1) > 2000 RETURNING *;
select relpages - (select old_relpages from save_t_1_relpages) as pg_delta,
reltuples from pg_class where relname = 'T 1';
select (histogram_bounds::text::int[])[array_length(histogram_bounds,1)]
from pg_stats where tablename = 'T 1' and attname = 'C 1';
EXPLAIN (verbose, costs off)
UPDATE ft2 SET c3 = 'baz'
FROM ft4 INNER JOIN ft5 ON (ft4.c1 = ft5.c1)