dan
ff574f4c76
Allow multi-token phrases to load doclists from the database incrementally. This allows queries that feature such phrases to benefit from the "docid<?" optimization.
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FossilOrigin-Name: ea543f081d93ed1bf66c21ce2108ec94e349f4c5
2013-10-01 20:02:32 +00:00
dan
73632e37c9
Merge trunk changes with this branch.
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FossilOrigin-Name: e294a9c7c525d1da698259c2fef089579bfd1c0b
2013-09-30 18:16:07 +00:00
dan
1f03e609ff
Fix a performance problem in the FTS4 auxiliary functions triggered by an OR clause in the full-text query.
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FossilOrigin-Name: fa0f2f0e3e79ae653118b901e1cca7725dfaf249
2013-09-30 18:14:45 +00:00
drh
92054fefcd
Fix memory leaks in the amatch extension. Add a few simple test cases.
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FossilOrigin-Name: 604134732e309a738e21bcb4240b9ff285d2bfe4
2013-09-30 17:37:15 +00:00
dan
19384380f3
Have fts4 full-text queries consider "docid<?" and similar constraints.
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FossilOrigin-Name: 6622424a3a149edd35ba2ba0881aa41b4536417b
2013-09-30 11:42:19 +00:00
drh
8b8d28dd5a
Update and modernize an obsolete comment associated with VACUUM. No
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changes to code.
FossilOrigin-Name: 94c914e3fa632f88a0d0c14537f81aa46759e2be
2013-09-30 11:01:28 +00:00
mistachkin
915fe4d7e0
Fix typo in comment. No changes to code.
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FossilOrigin-Name: 0b7bd46825b09c9e46290baee3e239344ca5bf0e
2013-09-29 04:56:43 +00:00
dan
07490d2b8a
Add new test file fts3defer3.test.
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FossilOrigin-Name: a6cd14effef0a4e5520eea871523e6e7a7d30aef
2013-09-28 16:43:49 +00:00
drh
f42747246a
In the nextchar.c extension, allow the second argument to the next_char()
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function to be a subquery.
FossilOrigin-Name: 59b9fa223681a7329533b350be7bf5a0a3609255
2013-09-28 13:28:40 +00:00
drh
2f312ee65f
Updates to the sqlite3_analyzer utility: Change the names of some labels,
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especially change "Fragmentation" to "Non-sequential pages". Revise the
computation of non-sequential pages so that it ignores itercalated non-leaf
pages (overflow and index pages).
FossilOrigin-Name: 3e5c7771fa91d8ae1e495432329b87af87b1ebc6
2013-09-28 12:40:55 +00:00
dan
5d1dcff095
Obtain the required shared-cache write-lock when executing "DELETE FROM tbl" statements. Fix for [1e1321ee98].
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FossilOrigin-Name: 1f8f4fdf3ff2b8de27e167a44a19b0f479f5ee1a
2013-09-26 15:21:16 +00:00
dan
56c517aa5f
Fix a faulty assert() in sqlite3BtreeBeginTrans() that may fail in shared-cache mode.
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FossilOrigin-Name: 1e1321ee985370c2b7e5bd64286bb4d7704b5a30
2013-09-26 11:04:33 +00:00
dan
6284d02160
Test that the unicode61 tokenchars= and separators= options work with the fts3tokenize virtual table.
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FossilOrigin-Name: ed24051462c09220ebfb82a347b4a2b5c820ef63
2013-09-18 11:16:32 +00:00
drh
7fa2092571
Clear the current time value on prepared statements when the prepared statement
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is reset.
FossilOrigin-Name: cebd6fc551d26aea0f28cd7d25338fe0b72aae88
2013-09-17 23:36:33 +00:00
mistachkin
dcf31a14bf
Readability improvements to the Win32 RC file.
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FossilOrigin-Name: e64590625774228b5602a66cfb087cf74e2b438b
2013-09-16 20:46:34 +00:00
mistachkin
e62d373031
Minor consistency fixes to the Win32 RC file.
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FossilOrigin-Name: 619c5211b91aef98794e2e0a6f03832619fc83c0
2013-09-16 19:27:36 +00:00
drh
95a7b3e36d
The date and time functions use the exact same notion of "now" for every
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invocation within the same call to sqlite3_step().
FossilOrigin-Name: daf6ba413cb3cb6065774ba07495eab4a28b49b0
2013-09-16 12:57:19 +00:00
mistachkin
b8af6a285c
Fix Windows SDK compiler warning.
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FossilOrigin-Name: d5fc3f1dabc7227230dcabdd808357f63432357b
2013-09-13 23:27:39 +00:00
mistachkin
9ac99313b5
Fix test issues for Windows portability.
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FossilOrigin-Name: 650b32825a85baff11b8e568649fd797066c8ab1
2013-09-13 23:26:47 +00:00
mistachkin
02e8689233
VSIX tooling changes to support Visual Studio 2013.
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FossilOrigin-Name: d56fac40313e7d2e77dac3e2bc47cbbb3d10c656
2013-09-13 22:38:54 +00:00
drh
77ff23f9c7
Fix the "const" qualifiers on the pragma name table.
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FossilOrigin-Name: b74e6be818fa7d19f1af6d86ad1d2ecba334b01b
2013-09-13 21:03:45 +00:00
drh
55e85ca5f5
Add the soft_heap_limit pragma.
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FossilOrigin-Name: c326356f9a18bff5cf36bd59331e2cc207e349fa
2013-09-13 21:01:56 +00:00
drh
d49c358e39
Tweak the new PRAGMA name parser to achieve full branch test coverage.
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FossilOrigin-Name: c82e05c4b8e000684d95ac8417afaef5e4d633e6
2013-09-13 19:00:06 +00:00
drh
aecd80215c
Remove one unreachable branch and add asserts() to dupedExprStructSize().
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New asserts verify that removed branch is unused and that constants that are
ORed together in the output do not overlap.
FossilOrigin-Name: 86ad358b5a7567857f2f998fbb8266b7de9ec87e
2013-09-13 18:15:15 +00:00
drh
a496fa7c02
Adjust the query planner to take into account WHERE clause terms that do not
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drive indices. Add the unlikely() and likelihood() functions used to give
hints to the query planner about the selectivity of WHERE clause terms.
FossilOrigin-Name: bc446449a19171c0fa0681973b06bc80d3c0517f
2013-09-13 17:47:57 +00:00
drh
6bb64f6a31
Enhance the pragma lookup table generator script to output a comment that
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gives the number of pragmas.
FossilOrigin-Name: ca05205050752b5d5f583421b7813fba62f5085c
2013-09-13 16:56:17 +00:00
drh
9ccd8659ff
Change the PRAGMA parser to use a binary search for the pragma name.
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Also: Minor performance enhancement to sqlite3DbFree() and to the
token dequoter.
FossilOrigin-Name: 870c030b4e1854e6e0d39907fadbd82774c16f56
2013-09-13 16:36:46 +00:00
dan
f1d2670d40
Add tests for the fts4 unicode61 tokenchars and separators options.
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FossilOrigin-Name: 9ce6f40dfb54b35cecba3cc9c1ec0d111f6e9f11
2013-09-13 12:10:09 +00:00
drh
ebb6a65d16
Refactor the ExprSetIrreducible() macro into ExprSetVVAProperty(*,EP_NoReduce).
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This is a naming change only. The logic is the same.
FossilOrigin-Name: 695aee46e9bdf15159ab52db7f522b30c91aed0f
2013-09-12 23:42:22 +00:00
drh
6e1b167454
Fix typo in a macro name: "GlogUpperToLower" should be "GlobUpperToLower"
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FossilOrigin-Name: 73634ca463f46027bfa8ea23f18abaa530460e24
2013-09-12 23:12:08 +00:00
drh
a4c3c87e3d
Merge in the Expr.flags expansion to 32-bits. Use an extra bit to help
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optimize the sqlite3ExprSkipCollate() routine.
FossilOrigin-Name: 4c84d1b4c20f18921dd705bf67e8225975b83e86
2013-09-12 17:29:25 +00:00
drh
c5cd124900
Increase the number of bits available in Expr.flags. Other tweaks aimed at
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making expression processing more robust.
FossilOrigin-Name: 579a512538528cf4bb4381ba393c5d9e7310086b
2013-09-12 16:50:49 +00:00
mistachkin
a9cb5be49a
For error log messages generated by the Win32 native allocator, make sure the correct format specifier is used for the value returned by GetLastError().
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FossilOrigin-Name: 75a8a8c1b39725d36db627536d0c69401f8e0815
2013-09-12 02:09:05 +00:00
mistachkin
36ca5359dc
Fix a couple more harmless compiler warnings.
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FossilOrigin-Name: 59708674f66e06c9c31c1a24f2f1c51f0bf4fa3e
2013-09-12 01:47:57 +00:00
drh
4a1f4ff53b
Remove two obsolete fields from the sqlite3 object.
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FossilOrigin-Name: 117fa5fbc9bed1a7b982c8ddc21b7e228905ccb4
2013-09-12 01:33:53 +00:00
mistachkin
61b7060c4f
Fix harmless compiler warning.
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FossilOrigin-Name: 2b510614dc6d878bd49eb428f167014f7f2e2568
2013-09-12 00:54:59 +00:00
mistachkin
36c12888b5
Merge updates from trunk.
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FossilOrigin-Name: fca799f03ad04b7d36381108ff10e9c7d03656ac
2013-09-12 00:40:54 +00:00
drh
7d9e7d8287
Improvements to likelihood processing so that commuting an unindexed term in
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the WHERE clause does not change the query plan.
FossilOrigin-Name: 6e6bded055cdbc902731687c86d92c39a3ba5904
2013-09-11 17:39:09 +00:00
drh
89a75397e0
Add test cases to cover TPC-H Q8.
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FossilOrigin-Name: eb5cef8351d12c0f8550dac96ee7a6e495975b5a
2013-09-11 14:57:11 +00:00
drh
09328c00d6
Additional unlikely() test cases. Logic tweaks to support test coverage.
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FossilOrigin-Name: 5d00cce74a7aefaf30022ae971ab1e0451e0ad6e
2013-09-11 14:34:58 +00:00
drh
aae0f9e462
Change the name of the two-argument unlikely() function to likelihood().
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Add test cases.
FossilOrigin-Name: 29a359b8d7f90e6fa2b28ce2a112284fd3870494
2013-09-11 11:38:58 +00:00
drh
abfa6d52ed
Tweaks to the index selection logic.
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FossilOrigin-Name: 52d52688644f635a50a60ff17b160f3affa8fa6c
2013-09-11 03:53:22 +00:00
drh
36fabb6297
Merge trunk fixes into the unlikely-func branch.
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FossilOrigin-Name: a51d751553b14aa26912c516f60727551deb8e60
2013-09-10 01:53:18 +00:00
drh
1d2b3c1f8a
Deterministically initialize the PRNG used as a tie-breaker in the ANALYZE
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command, so that the analysis is always the same given the same database.
This simplifies testing.
FossilOrigin-Name: 48ed8b565b84c8fa7898c2f9817c01f7e9c9182e
2013-09-10 01:41:25 +00:00
drh
0259bc3da2
Make sure that the transitive constraint optimization does not cause
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WHERE clause terms to be disabled prematurely. We are unable to find a test
case that fails because of this, but it seems prudent to make this
preventative change nevertheless.
FossilOrigin-Name: d6e361d7fb8013d616af91ef2c10038c97d1be5f
2013-09-09 19:37:46 +00:00
drh
add5ce303f
Continuing refinements of the logic to take WHERE clause terms not used for
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indexing into account when computing the number of output rows from each
table.
FossilOrigin-Name: b65dc53415f42d8402d0ec7f4bedf59d7b39b486
2013-09-07 00:29:06 +00:00
drh
fde1e6bc37
Enhance the plan solver to take into account the number of output rows when
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computing the set of paths to retain for the next cycle.
FossilOrigin-Name: 1a46a7242313da96420985fa52e1de3f84533e5b
2013-09-06 17:45:42 +00:00
drh
cca9f3d291
Initial implementation of the unlikely() SQL function used as a hint to
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the query planner.
FossilOrigin-Name: 036fc37a034093a4c6fc190633bd41c2b7230d77
2013-09-06 15:23:29 +00:00
drh
d36e104112
Combine the FuncDef.iPrefEnc and FuncDef.flags fields into a single
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new FuncDef.funcFlags field.
FossilOrigin-Name: 97b10e66e98e84755aa577f8da017bf1aea2056c
2013-09-06 13:10:12 +00:00
drh
0d31dc37ac
Make sure the destination WhereLoop is left in a sane state when an
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OOM fault occurs inside of whereLoopXfer().
FossilOrigin-Name: a99a53b81e29c9514b85318bea028d1667e5f760
2013-09-06 00:40:59 +00:00
