Fix bugs in contrib/pg_trgm's LIKE pattern analysis code.
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
Branch
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master
Details
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http://git.postgresql.org/pg/commitdiff/b2a01b9ad1c6b074df1c4bc75ca988230dfa3cf0
Modified Files
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contrib/pg_trgm/expected/pg_trgm.out | 12 +++++++++
contrib/pg_trgm/sql/pg_trgm.sql | 2 +
contrib/pg_trgm/trgm_op.c | 44 +++++++++++++++++++--------------
3 files changed, 39 insertions(+), 19 deletions(-)