database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-07-31 22:04:40 +03:00
Code Activity

Fix bugs in contrib/pg_trgm's LIKE pattern analysis code.

Browse Source 
Extraction of trigrams did not process LIKE escape sequences properly,
leading to possible misidentification of trigrams near escapes, resulting
in incorrect index search results.

Fujii Masao
This commit is contained in:
Tom Lane
2012-08-20 13:24:58 -04:00
parent 33f40976a7
commit e0badf67e9
3 changed files with 39 additions and 19 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
contrib/pg_trgm/expected/pg_trgm.out
View File

@ -3497,6 +3497,12 @@ select * from test2 where t like '%bcd%';
abcdef
(1 row)
select * from test2 where t like E'%\\bcd%';
t
--------
abcdef
(1 row)
select * from test2 where t ilike '%BCD%';
t
--------
@ -3539,6 +3545,12 @@ select * from test2 where t like '%bcd%';
abcdef
(1 row)
select * from test2 where t like E'%\\bcd%';
t
--------
abcdef
(1 row)
select * from test2 where t ilike '%BCD%';
t
--------