db8e68b4cd
Indexes on expressions with a COLLATE clause are able to satisfy an ORDER BY
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with the same COLLATE clause.
FossilOrigin-Name: 0413001843dce7c63659d39b329ca14cdcd54f4407922f51b2fb7659572a733e
2017-09-28 01:09:42 +00:00
70739addc2
Fix recent test cases in test/indexepxr2.test so that they work even without
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SQLITE_ENABLE_STAT4 and SQLITE_ENABLE_JSON1.
FossilOrigin-Name: 03f3cc03aaf233ad663d32a0200bfafee24a6c81f6a0ad14094ff014f880f00f
2017-09-04 00:19:29 +00:00
62f6f51ae1
Only use indexes on expressions to optimize ORDER BY and GROUP BY if the
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collation sequence matches. Possible fix for [e20dd54a].
FossilOrigin-Name: 37e1900880b70be6802eaf43b0e568fda709a1dd6083d8be11e5a7a7d1fda41a
2017-08-18 08:29:37 +00:00
a690ff360b
Change the error message text for SQLITE_ERROR to omit the part about
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"missing database" as that meaning is now obsolete (since approx SQLite 2.0).
FossilOrigin-Name: 732f90d6327c5c6368fc8b4cc207bd644ef08e3ae6d2e7295258ab099deaba63
2017-07-07 19:43:23 +00:00
39c9d3a367
Remove a NEVER macro for a condition that may be true as of [a47efb7c].
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Problem reported by OSSFuzz.
FossilOrigin-Name: bdc50d8d127266d02b291f6bfcd4e35eb07994ce23987d6e3921124cd881929a
2017-04-21 17:03:32 +00:00
b8d29c2f75
Fix a segfault that could occur if an indexed expression was used in a
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comparison operation within the result-set of a SELECT statement.
FossilOrigin-Name: d6bb7c42ff6309ce168ccdcf03b4cdabfccfc9e2a911d254ac7dc4fea4aa2bc1
2017-04-11 11:52:25 +00:00
drh