dan
e555bd4f02
Change EXPLAIN QUERY PLAN output to say "USE TEMP B-TREE FOR LAST TERM OF ORDER BY", or "LAST N TERMS OF ORDER BY", instead of "RIGHT PART OF ORDER BY".
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FossilOrigin-Name: cd547c500442f3f58c05d6da8a67c3238560c5204ea62ec14afa844cc8fb94f0
2024-03-20 16:27:08 +00:00
dan
195687f1bf
Disable the push-down optimization for sub-queries that are INTERSECT, UNION or EXCEPT compounds. dbsqlfuzz a34f455c91ad75a0cf8cd9476841903f42930a7a.
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FossilOrigin-Name: 346a3b12b861ce7ba369e98cd336f79a1d4f7a7bb9acd7a4f63f37b391755bf5
2022-10-26 21:14:21 +00:00
dan
cd0b245934
Avoid an assert() failure when a compound scalar sub-select is, due to a "WHERE (sub-select) AND (... OR ...)" clause, coded twice by the code generator.
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FossilOrigin-Name: a4e3f13329332f91a250bc18459fd4100990a1ac0516f8a0a6b21ff117db9795
2021-04-12 12:02:49 +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
b7cbf5c1b2
Fix a defect in the query-flattener optimization identified by
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ticket [8f157e8010b22af0].
FossilOrigin-Name: 10fa79d00f8091e5748c245f4cae5b5f499a5f8db20da741c130e05a21ede443
2020-06-15 13:51:34 +00:00
drh
b3f0276b9e
Fix test cases so that they work with the new EXPLAIN QUERY PLAN output
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format. Only some of the cases have been fixed. This is an incremental
check-in.
FossilOrigin-Name: 5f0e803e33aa557865d5fc830d9202d628de9a94c9757058ca48f1a560702cd3
2018-05-02 18:00:17 +00:00
drh
4b37cd49a6
Fix the handling of OP_Eq opcodes that compare a register against itself
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and that require an affinity change.
FossilOrigin-Name: 507014e4c7a70cd09410c89c8ed466c8edab39d2
2016-06-25 11:43:47 +00:00
dan
b33c50f215
Fix a problem with resolving ORDER BY clauses that feature COLLATE clauses attached to compound SELECT statements.
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FossilOrigin-Name: 427b50fba7362e5b447e79d39050f25ed2ef10af
2015-04-04 16:43:16 +00:00
dan
3852413246
Fix an obscure problem to do with temp register allocation that could occur if more than one simple SELECT within a compound SELECT uses a partial sort.
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FossilOrigin-Name: 427409ae106cdab7892a6b50fe30c5f52de5addc
2014-05-01 20:26:48 +00:00
drh
a6e3a8c9d5
Fix a pointless conditional. Add a test case.
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FossilOrigin-Name: 9367632dd7e4fec9197227e35b0627c2e81ebffc
2014-02-10 21:07:51 +00:00
drh
c01b7306ae
Make sure the ORDER BY collating sequences are compatible with the
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comparison collations before using the merge algorithm for compound
SELECT statements. Candidate fix for ticket [6709574d2a8d8].
FossilOrigin-Name: fc3630cdef6e2cdbfb4e7b373d1a094753e55016
2013-05-07 17:49:08 +00:00
drh
74073b6da8
Add test cases to verify that ticket #3314 has been fixed. (CVS 5579)
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FossilOrigin-Name: b46267ff07f9b967bb7aee16b6d9dd8d0bd23f0c
2008-08-21 14:24:29 +00:00
danielk1977
de3e41e304
Fix (make test) with SQLITE_OMIT_COMPOUND_SELECT. Ticket #3235 . (CVS 5530)
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FossilOrigin-Name: 9ca975c8fdeaae7d5af8fe62e097d8d251362cfe
2008-08-04 03:51:24 +00:00
drh
85e9e22b33
Increased test coverage. (CVS 5414)
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FossilOrigin-Name: 7cf91e08c08ce515c24c738c7d079f5b81eebee6
2008-07-15 00:27:34 +00:00
drh
3f994d06ff
Test enhancements, especially to the new compound-SELECT merge logic. (CVS 5305)
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FossilOrigin-Name: edf7f518361902924105142a8c67b898ba7d532f
2008-06-25 14:31:53 +00:00
drh
ff354e91ba
If a unique index covers any prefix of the ORDER BY clause then let it
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satisfy the ORDER BY clause. (CVS 5301)
FossilOrigin-Name: e53403b6d742be83c5b130ed6cef4035d081d613
2008-06-25 02:47:57 +00:00
drh
fae37af17f
Add new test script for compound select statements. (CVS 5300)
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FossilOrigin-Name: a193b1612e7ccd1c8f6136ece8d4768fccfe43fe
2008-06-25 02:22:32 +00:00
