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Add GIN support for pg_trgm. From Guillaume Smet <guillaume.smet@gmail.com>

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with minor editorization by me.
This commit is contained in:
Teodor Sigaev
2007-03-14 14:15:40 +00:00
parent 547e41cdf8
commit 15f91f2789
8 changed files with 1256 additions and 5 deletions
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8
contrib/pg_trgm/sql/pg_trgm.sql
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@ -28,3 +28,11 @@ select t,similarity(t,'qwertyu0988') as sml from test_trgm where t % 'qwertyu098
select t,similarity(t,'gwertyu0988') as sml from test_trgm where t % 'gwertyu0988' order by sml desc, t;
select t,similarity(t,'gwertyu1988') as sml from test_trgm where t % 'gwertyu1988' order by sml desc, t;
drop index trgm_idx;
create index trgm_idx on test_trgm using gin (t gin_trgm_ops);
set enable_seqscan=off;
select t,similarity(t,'qwertyu0988') as sml from test_trgm where t % 'qwertyu0988' order by sml desc, t;
select t,similarity(t,'gwertyu0988') as sml from test_trgm where t % 'gwertyu0988' order by sml desc, t;
select t,similarity(t,'gwertyu1988') as sml from test_trgm where t % 'gwertyu1988' order by sml desc, t;