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author | Heikki Linnakangas <heikki.linnakangas@iki.fi> | 2021-04-07 13:22:05 +0300 |
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committer | Heikki Linnakangas <heikki.linnakangas@iki.fi> | 2021-04-07 13:22:05 +0300 |
commit | 9f984ba6d23dc6eecebf479ab1d3f2e550a4e9be (patch) | |
tree | 1ec0fd0b4721f3c89960a2a0699cc398e6a659b3 /contrib/btree_gist/expected/enum.out | |
parent | dd13ad9d39a1ba41cf329b6fe408b49be57c7b88 (diff) |
Add sortsupport for gist_btree opclasses, for faster index builds.
Commit 16fa9b2b30 introduced a faster way to build GiST indexes, by
sorting all the data. This commit adds the sortsupport functions needed
to make use of that feature for btree_gist.
Author: Andrey Borodin
Discussion: https://www.postgresql.org/message-id/2F3F7265-0D22-44DB-AD71-8554C743D943@yandex-team.ru
Diffstat (limited to 'contrib/btree_gist/expected/enum.out')
-rw-r--r-- | contrib/btree_gist/expected/enum.out | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/contrib/btree_gist/expected/enum.out b/contrib/btree_gist/expected/enum.out index c4b769dd4b7..d73ad33974d 100644 --- a/contrib/btree_gist/expected/enum.out +++ b/contrib/btree_gist/expected/enum.out @@ -46,7 +46,14 @@ SELECT count(*) FROM enumtmp WHERE a > 'g'::rainbow; 230 (1 row) +SET client_min_messages = DEBUG1; CREATE INDEX enumidx ON enumtmp USING gist ( a ); +DEBUG: building index "enumidx" on table "enumtmp" serially +DEBUG: using sorted GiST build +CREATE INDEX enumidx_b ON enumtmp USING gist ( a ) WITH (buffering=on); +DEBUG: building index "enumidx_b" on table "enumtmp" serially +DROP INDEX enumidx_b; +RESET client_min_messages; SET enable_seqscan=off; SELECT count(*) FROM enumtmp WHERE a < 'g'::rainbow; count |