5baaf40af1
Attempt to vary the size of Bloom filters based on an estimate of how many
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keys the filter will hold.
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2021-12-06 13:07:28 +00:00
6ae49e67cc
Run as many Bloom filters as possible before index lookups.
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FossilOrigin-Name: 06f6fefd67086896bc49272c6319545ff6c6792f18babe23aced27b60b032119
2021-12-05 20:19:47 +00:00
35685d3e5e
Try to run all Bloom filters before any Seeks. This gives a small performance
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gain on the Star-Schema Benchmark.
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2021-12-05 00:45:55 +00:00
fecbf0a179
Miscellaneous cleanup of the new Bloom-filter code.
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FossilOrigin-Name: 201b6dd875b0ae2bbc9969b098e88abfc09e37b59e857decd41f2dcbeeb13e01
2021-12-04 21:11:18 +00:00
067c60cfc9
Add VdbeCoverage() macros. Adjust the Bloom-filter hash function so that it
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correctly deals with zero-blobs.
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2021-12-04 18:45:08 +00:00
770dade262
Apply the Bloom filter only on those terms of an index that have equality
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constraints.
FossilOrigin-Name: a70429596a3c6a413b03118b0d800521b3526d99dcf88a48acc3189b51518d82
2021-12-04 14:24:30 +00:00
19ce9aafdb
Add the "WITH BLOOM FILTER" clause to the EXPLAIN QUERY PLAN output for
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cases were a Bloom filter is used.
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2021-12-04 13:52:08 +00:00
fa35f5c5a7
First attempt to use Bloom filters to optimize star-schema queries.
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2021-12-04 13:43:57 +00:00
7439d3580c
Merge the sqlite3WhereBegin() simplification from trunk.
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2021-12-03 19:10:17 +00:00
70b403b667
Factor the noop-join-elimination optimization out of the sqlite3WhereBegin()
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routine and into a separate "no-inline" subroutine, in order to reduce the
complexity of sqlite3WhereBegin() and thereby encourage C compilers to
inline sqlite3WhereCodeOneLoopStart().
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2021-12-03 18:53:53 +00:00
2b05905521
Merge recent trunk enhancements into the bloom-filter branch.
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2021-12-03 16:02:05 +00:00
60a8e1b43c
Fix exprAnalyze() after recent performance enhancements so that it is able
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to handle IF_NULL_ROW opcode correctly, again.
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2021-12-03 15:48:42 +00:00
11e4fdb948
Fix unreachable branches resulting from prior optimizations.
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2021-12-03 14:57:05 +00:00
fd4bf7746b
Fix an over-length source code line in build.c. No logic changes.
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FossilOrigin-Name: b9db5c5fc618a36d70ea2aced9c96094d665935b5c15a987013334f1bd79eb00
2021-12-03 14:43:49 +00:00
2f0bc1d41b
Performance optimization in the B-Tree cursor allocator btreeCursor(), making
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it about 800K CPU cycles faster in speedtest1, and reducing the executable
size by about 100 bytes.
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2021-12-03 13:42:41 +00:00
65a3c8508d
Optimizations to exprAnalyze() and sqlite3WhereExprUsage() save about 1.5
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million CPU cycles for speedtest1, and result in a smaller binary.
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2021-12-02 18:15:16 +00:00
daebb0f9a0
Move the TK_IS token so that it is adjacent to the TK_IN token, as this
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allows the C compiler to optimize better, resulting in a slightly smaller
and faster executable.
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2021-12-02 14:28:36 +00:00
1872c5bd43
In the shell tool, avoid modifying internal data structures until after the arguments to ".open" have been parsed.
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FossilOrigin-Name: fcc509d325dabe06275e7804183bb8b4ba6470a45b443bc8292eecd0974e6367
2021-12-02 14:16:30 +00:00
cbb7746caa
Remove an unnecessary branch from exprAnalyze(), resulting in a small
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performance gain.
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2021-12-02 13:45:10 +00:00
cdd9050396
Small performance optimization in sqlite3WhereClauseClear().
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FossilOrigin-Name: 080b35e62e5c6bb4ea162bc75232b81e54da5e3e01e762127e228400e8afef1d
2021-12-02 12:55:05 +00:00
844a89b518
More small performance optimizations for sqlite3WhereGetMask().
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FossilOrigin-Name: 3de2c557d915d1b4a9b0e540d5e80ffb243e7123d0ec65c5052f4d6f1cce56b2
2021-12-02 12:34:05 +00:00
dae2a10934
Small performance optimization in sqlite3WhereGetMask().
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FossilOrigin-Name: 7edec54ab045c0493fc5d27d47d7bf0e08d3b0b298f428646fd3f0ee24dfcade
2021-12-02 04:00:45 +00:00
79ab384121
Small performance enhancement for whereScanInit().
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FossilOrigin-Name: ed84e124c6097b756ca687ac64df7ee801d14b16c835f1a9e8b336f785157d85
2021-12-02 02:22:35 +00:00
9b3bfa00cd
Performance improvement in query planning.
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FossilOrigin-Name: ca59533bbb7f21d7b39dee7999d3f36ac516f8c75b2203039beeb2852ada42d4
2021-12-02 01:30:16 +00:00
879ac4d673
Merge trunk fixes into the bloom-filter branch.
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FossilOrigin-Name: 0864bfbf079a98beaa484911edb17c3dc728e78eca231d4247b282fd824cc098
2021-12-01 21:07:05 +00:00
3b26b2b56b
Check for foreign key constraint errors prior to returning the results from
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a RETURNING clause. See [forum:/forumpost/793beaf322|forum post 793beaf322].
FossilOrigin-Name: a818ba2ed635b91e279dde44236fc7446a33db2b46c9409b67021248c01bf4e5
2021-12-01 19:17:14 +00:00
2db144c33b
Add a Bloom filter to the automatic-index mechanism.
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2021-12-01 16:31:02 +00:00
4baf43ff64
Add the "static" qualifier to some internal functions in code for various SQLite extensions.
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FossilOrigin-Name: 8c986782547211098eb0e4e722eda0097421223af279381373d0055211b5e9d2
2021-12-01 11:03:50 +00:00
c1085ea412
In the automatic index generator logic, be more precise about when a
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partial automatic index is allowed in order to capture more cases where it
is legal to use a partial automatic index.
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2021-11-30 14:07:58 +00:00
78679a4950
Merge in the proposed date/time function enhancements: (1) Add the
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unixepoch() function, (2) the 'auto' modifier and (3) the 'julianday' modifier.
FossilOrigin-Name: 19c51b46e4095ee28badb10f4e08bbd330bda320c9a8806e93b8fc60ba211a2e
2021-11-29 18:09:54 +00:00
4a0a98d3fd
Bump the version number up to 3.38.0 in order to begin the next development
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cycle.
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2021-11-29 17:55:12 +00:00
1312a9c908
Add the unixepoch() function and the 'auto' and 'julianday' modifiers.
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FossilOrigin-Name: 559fdc0aa76f4c207f99f7b0cee42043b402dc388165817529d9963b115a798c
2021-11-29 17:23:27 +00:00
6df8c0cd3b
Following a prior error, an ALWAYS() in sqlite3ExprCanBeNull() might be false.
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dbsqlfuzz 5dbec6678a20e7595a34dfdd869a3b9722b3ca43.
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2021-11-28 19:54:38 +00:00
315e3122c3
Version 3.37.0
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FossilOrigin-Name: bd41822c7424d393a30e92ff6cb254d25c26769889c1499a18a0b9339f5d6c8a
2021-11-27 14:13:22 +00:00
14851b9a14
Fix a harmless comment typo.
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FossilOrigin-Name: 7c567338ae4dd31097e9ae5c693b84369c35c5a52534797e8186b4be7297ba78
2021-11-27 12:03:51 +00:00
855a165fec
Add platform "Darwin-arm64" to test/releasetest_data.tcl.
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FossilOrigin-Name: 1d5c9aacb8ab6349935561cc12734cf348c12c86e4663ddc7af113b3ed0f6186
2021-11-26 20:26:37 +00:00
913306a53a
Improved defenses against integer overflow when computing the size of a
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memory allocations. No bugs were fixed here. But perhaps future bugs will
be prevented.
FossilOrigin-Name: eb878c01f317f09e8ef6b1bd2ec8d6d5cd6ce0bdfe9da7fa7d92d2047cc9d9e4
2021-11-26 17:10:18 +00:00
e574a9233c
Fixes to internal comments. No changes to code or documentation.
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FossilOrigin-Name: 1489b196ce82cddf7360aff6c89219ca25e666187f0f5ff6419ba3b504cdef8d
2021-11-26 15:08:55 +00:00
2df026a549
Avoid splitting Failure-Detection test cases in wapptest.tcl.
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FossilOrigin-Name: 654e6cf8ab493d48b1827bb8100d4e4366a8e889e647c233a9b1b1278a7133d0
2021-11-24 21:16:32 +00:00
622bd63c33
Update Makefile.msc to support target "tcltest" in the same way as the autoconf build system.
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FossilOrigin-Name: 0f131b92252afc95c8c2d160d4be9ac2a737a610ee355efcd819f1af3bae3c56
2021-11-24 11:33:01 +00:00
b0906b6088
Changes a test pattern for RBU so that it works regardless of whether newer
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TCL versions are used.
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2021-11-23 22:28:09 +00:00
7907d372bc
Fix a compiler warning in the dbserialize method of the TCL interface.
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FossilOrigin-Name: ba71d030fef4cd4251dc882acc6897dbf9aaba498652900c491b082add87404f
2021-11-23 12:59:25 +00:00
619a5f5572
Exclude two recently added tests in where.test from valgrind runs. They fail due to the subtly different handling of real numbers under valgrind.
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FossilOrigin-Name: e842d2085b295ef1c927611f5d3b211fb6b513ca2676c074fe90331da81734eb
2021-11-23 11:34:43 +00:00
70a05e9168
Omit wal mode tests in memdb1.test for builds and configurations that do not support wal mode.
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FossilOrigin-Name: 0f13c0d9fd7757c6e0b845a285c0047d2c60293354335660d19d80ad799646fc
2021-11-22 16:50:41 +00:00
b127d0fd2a
Omit wal mode tests in vacuum-into.test for builds and configurations that do not support wal mode.
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FossilOrigin-Name: 65de17635468791678b9d205552a4faec2d6c3b7d330c559b6f81ab072254533
2021-11-22 16:48:42 +00:00
c7b29b0ce7
Do not attempt to run the tests in alterfault.est with SQLITE_OMIT_ALTERTABLE builds.
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FossilOrigin-Name: 6f6f31c7df6831af28a24e69f744beeade739bb7bbb0810d5bbe592e4cd75e3d
2021-11-22 16:43:53 +00:00
42ac4c2e5f
Fix a typo in memdb1.test preventing tests from passing with -DSQLITE_DEFAULT_AUTOVACUUM=1 builds.
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FossilOrigin-Name: eff4187c50790827d05bb28867cc6546196e7eee3b4c4de54b4e68bfb4e2830e
2021-11-22 16:27:36 +00:00
b670fd5545
There are two possible error messages from stat-9.1, depending on
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compile-time options. Adjust the test case to accept either one.
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2021-11-22 16:06:57 +00:00
81258cc911
In fuzzcheck, improve the defense against long delays due to
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rogue busy_timeout macros in fuzzer-generated scripts.
FossilOrigin-Name: 3024d7ca03541a6fe3d264fdc82dd49f8f6b51d2fbeec4dfc9c6dd72806b271a
2021-11-22 13:59:06 +00:00
9f9bdf9345
Fix the build for SQLITE_OMIT_CTE.
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FossilOrigin-Name: d7ef96bae459f800241483fe8784552d18ee7f92f408f6453ac687de5530bbb9
2021-11-22 13:35:40 +00:00
drh