drh
97afa309d7
Fix another pattern for which the LIKE optimization does not work for a
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non-TEXT affinity. Case found by Manuel Rigger.
FossilOrigin-Name: 740201107ae802c12b678e388ea524db01ad0eb70601c78490ad63eae0fe6cf1
2019-05-08 19:55:24 +00:00
drh
cf1747b782
The collating sequence of the column must be TEXT if the LIKE or GLOB pattern
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starts with a "+" sign. This is another case of ticket
[c94369cae9b561b1f996d005] that was discovered by Manuel Rigger.
FossilOrigin-Name: b043a54c3de54b286c4eae564eab6b99118a410d99bdb63480faba3123d2ca11
2019-05-02 01:41:53 +00:00
dan
db5ba5c385
Omit tests of the LIKE optimization in like3.test when SQLITE_ENABLE_ICU is defined.
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FossilOrigin-Name: af53c41a127c314c0608f3fd016d3a26896783745e46cd180976a188400cdb75
2019-04-26 17:08:50 +00:00
drh
8e0f794d17
Enable the LIKE optimization when the ESCAPE keyword is present and the
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PRAGMA case_sensitive_like pragma is ON.
FossilOrigin-Name: 6ae4b8c525f446ddb0e0bdd5e4e01e06e2ab975e3effa42fce6a1102b3a39830
2019-02-27 23:05:14 +00:00
drh
ca9a5faf70
Fix test cases so that they work with ICU.
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FossilOrigin-Name: d04b2013b5436430ebbf7053d637fd89c1b15affcb42787dcf1cf5ffc3ae54e2
2018-09-28 23:53:24 +00:00
drh
b7a002f836
Fix the LIKE optimization so that it is disabled when the LHS of the
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expression does not have TEXT affinity and the RHS is the pattern '/%'
or the RHS begins with the escape character. Fix for ticket
[c94369cae9b561b1f996d0054b].
FossilOrigin-Name: f191431d63aba187000b5cbaf3e072ff5f1b1eef6a2a407fb4d1629bda4e4e8f
2018-09-10 12:40:57 +00:00
drh
41d2e66ef3
Add the SQLITE_LIKE_DOESNT_MATCH_BLOBS compile-time option.
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FossilOrigin-Name: 9e1d6d4c391ff90077f0d1cdeb567969fee9f747
2015-12-01 21:23:07 +00:00
drh
560b7c72be
New test cases for LIKE and GLOB with BLOB left-hand side values.
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FossilOrigin-Name: 50fa3c5fae90bd3b2f4121e99ab52d79963a6fda
2015-03-07 12:58:52 +00:00
drh
b7c60ba668
Fix problems with reverse order sorting and indexes in the LIKE optimization.
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FossilOrigin-Name: 564b8fe79475d7584a21078e6098840b8ce6a6e1
2015-03-07 02:51:59 +00:00
drh
16897072b5
Refactor some jump opcodes in the VDBE. Add JumpZeroIncr and DecrJumpZero.
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Fix the LIKE optimization to work with DESC sort order.
FossilOrigin-Name: 26cb5145bf52f8c3fffa8c69b6c24aee4d974883
2015-03-07 00:57:37 +00:00
drh
a9c18a9067
Test cases added. Comments fixed. Proposed solution for
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ticket [05f43be8fdda9fbd9].
FossilOrigin-Name: 6b993bd54035b67f4d84941e3f444ca79b7feee1
2015-03-06 20:49:52 +00:00
