drh
c9f3db33d5
New test case for ticket [ec32177c99ccac2b1] that works without the STAT4.
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FossilOrigin-Name: 5259d4847f2b73f26b2385f9d8cff8fe0cabc54b4deab8477c87c8d1bb5535b1
2018-01-27 13:55:56 +00:00
drh
33f10207aa
Proposed fix for the query planner problem of ticket
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[ec32177c99ccac2b1].
FossilOrigin-Name: eef8cbef3c49e6331301a8f3f8a5fd12090b1e99e68487c2d405e53ef771f688
2018-01-27 05:40:10 +00:00
dan
e1b972bd38
Update some test cases to work with SQLITE_OMIT_VIRTUALTABLE and
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DEFAULT_AUTOVACUUM builds.
FossilOrigin-Name: 4b68f424ca9b5d4b0e77065a4e60ec0f70dcce0d01053fd7a6b2ecae9d3a5967
2017-10-12 11:13:34 +00:00
drh
f3b2c7aa81
New test cases for ticket [b899b6042f97f5] derived from a bug report on
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the mailing list from Wout Mertens.
FossilOrigin-Name: ef94ea061d2ec8ee0243e97dfcfc7a7c75dd22006e61a7195b780722bbc925db
2017-10-04 14:13:29 +00:00
drh
68262d85ec
New test case for ticket [b899b6042f97f52d].
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FossilOrigin-Name: 9d91ee5ee3f316a8804b02eb3c34b175b8f87b28c22df56f481af708c54e297c
2017-09-11 23:46:59 +00:00
drh
7e6f980bd4
Proposed fix for ticket [b899b6042f97f5]
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FossilOrigin-Name: c7f9f47b239fdd99b555fb0a31eb82b22dbe6c821f1612d67a0d6a822288d9f7
2017-09-04 00:33:04 +00:00
dan
c456a76fb3
When generating individual loops for each ORed term of an OR scan, move any
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constant WHERE expressions outside of the loop, as is done for top-level
loops.
FossilOrigin-Name: e4a022be4b069b08cfdfda5295461676b99d28e17bbbedfbcb362dec69de59bd
2017-06-22 16:51:16 +00:00
drh
f46af73720
If the cost of two whereLoop objects is the same in every way except that
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one has fewer expected output rows than the other, then choose the one with
fewer output rows.
FossilOrigin-Name: 79e458ef7acfddbc189163e3e958da529becb130
2013-08-30 17:35:44 +00:00
drh
fd5874d23d
Add the "queryplanner" test permutation. Continuing refinements to NGQP.
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FossilOrigin-Name: 25e2cde105a19293bdb9c001b48624e5d7f8c4e5
2013-06-12 14:52:39 +00:00
drh
782d68a4cd
Try to take into account the cost of inner loops when selecting which table
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of a join to use for the outer loop.
FossilOrigin-Name: 942556342a332b04a11169bb04f387d741ef9488
2012-11-09 17:59:26 +00:00
