drh
1ba44fc5e0
Fix problems with expressions like "(?,?,?) IN (SELECT c,b,a FROM ...)" when there is an index on columns "c", "b" and "a", but not in that order.
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FossilOrigin-Name: af0bf4ee7778359d96b43605d947b44bbcef9f489732d0890103992cd970c3b5
2026-06-04 11:24:28 +00:00
drh
4902f35e63
For expressions of the form "(x, y...) IN (SELECT a, b ...)" where the
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result is not true, consider the collation sequences of columns "a" and "b"
when determinining if the result should be false or NULL.
FossilOrigin-Name: 5ceba3fe8d9fb2b1e44a048b6e010d427b7f464b727b58824a2af1b53d57f1ec
2026-06-01 16:38:10 +00:00
drh
8210233c7b
Revise tests cases to align with the new EXPLAIN QUERY PLAN output.
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FossilOrigin-Name: 50fbd532602d2c316813046ed6be8be2991c281eb5f295c4c28520a0de73862c
2021-03-20 15:11:29 +00:00
drh
7f05d52c4c
Ensure that the NULL-scan pass counter is initialized when a ORDER BY NULLS LAST
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is used on the right table of a LEFT JOIN. Ticket [e12a0ae526bb51c7].
FossilOrigin-Name: 704bb9a39acbee420c1d6ac9eb1466a02dd77d3334b938bfddf235973129b5fe
2020-03-02 01:16:33 +00:00
dan
4adb1d0000
Change an assert() in where.c to a testcase() macro, since the condition may be false. This was a problem with the assert() only, there is no bug in release builds that omit assert().
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FossilOrigin-Name: 82be135dee7ccfde5f8a67f3621b7ced449dce89bae9cadf025154a4de848c11
2019-12-28 18:08:39 +00:00
drh
34ab941e5b
Detect the invalid use of NULLS LAST on an INTEGER PRIMARY KEY definition
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of a WITHOUT ROWID table.
FossilOrigin-Name: 4417c5bf0aabb34ed174f01afd981c924ae965a42128719d8d6735536631d12f
2019-12-19 17:42:27 +00:00
drh
66c48907a2
Remove the legacy_file_format PRAGMA. In its place, provide the
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SQLITE_DBCONFIG_LEGACY_FILE_FORMAT option to sqlite3_db_config().
Fix for ticket [6484e6ce678fffab]
FossilOrigin-Name: 4d424f3047b48fc441475137f30a719d2f079390c86fe2617710ddfb05c5e240
2019-10-29 16:18:45 +00:00
dan
bd717a4d2e
Improve vdbe branch coverage of NULLS LAST code.
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FossilOrigin-Name: e8e9f77d52974f6ba0a536d05837b280a996745deb3a2169bb29379f10e49df4
2019-08-29 21:16:46 +00:00
dan
546738f855
Further tests for the special null-handling on this branch.
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FossilOrigin-Name: 0dbbb51f4d39cafb01d625d65c12dcb232a9c1da7ed5a9397bf55cfea1b980d2
2019-08-20 20:09:51 +00:00
dan
2a0c16f276
Add tests for sort-by-index cases that use IN() and non-default NULL handling.
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FossilOrigin-Name: 09d660ecde723fb30f3bb3684bbb7f95825d78da6a6f33ddf57846054cd563e0
2019-08-20 17:51:13 +00:00
dan
4fcb9caa60
Do not pass ORDER BY clauses with non-standard NULL handling to virtual table implementations.
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FossilOrigin-Name: a9a82ee88d2d12209a674bd19167277aa91a6912e7a8bbf3714f90d559307fee
2019-08-20 15:47:28 +00:00
dan
ae8e45cb0c
Fix problems with window frames that use ORDER BY ... NULLS LAST etc.
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FossilOrigin-Name: 75d665a494dd7d6e77d5a80af386ee5accc0a53416d5493424dc0fef6c7b01a0
2019-08-19 19:59:50 +00:00
dan
9105fd5189
Prevent NULLS FIRST/LAST from being used in CREATE INDEX and other statements.
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FossilOrigin-Name: bb9767a287097a615aeb4abdba689b10e1a1c36c016c8e55905b508075e62c86
2019-08-19 17:26:32 +00:00
dan
15750a26fa
Add support for using indexes for some ORDER BY clauses that use non-default NULL handling. Still some problems on this branch.
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FossilOrigin-Name: 81069d7196857e909c94195d67388f71bc9f832eafd9156d8c5cdddb63513b4a
2019-08-16 21:07:19 +00:00
dan
6e11892db8
Experimental implementation of NULLS FIRST/LAST. This branch still has problems - the most significant of which is that ORDER BY clauses with a non-default NULLS FIRST/LAST qualifier can never use an index.
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FossilOrigin-Name: 07babb0f897fc8c9cb5b30481899c32fdd743f3f3ca508d8d957826252107dd5
2019-08-12 16:36:38 +00:00
