de54527fb2
Add the fts3view utility program to the MSVC makefile.
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FossilOrigin-Name: b04751bd59fed513ab615e7f368fe25c64b3607c
2014-07-07 17:57:50 +00:00
42d3d37ad1
Fix a division-by-zero error in the fts3view utility program. Add the
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fts3view utility program to the "main.mk" makefile.
FossilOrigin-Name: 64f02699b4bd747e4c2f0debf72d37ec275137d8
2014-07-07 16:07:43 +00:00
2eaf03d72b
Change fts3/4 so that the "unicode61" is included in builds by default. It may now be excluded by defining SQLITE_DISABLE_FTS3_UNICODE.
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FossilOrigin-Name: 0cc0230ae9cfc9760fd8ef2c25e82576b052dbeb
2014-07-03 12:18:22 +00:00
43fbe5e2c9
Add another test to verify that SQLite is using stat4 data for composite primary keys on WITHOUT ROWID tables.
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FossilOrigin-Name: 0df1fe72f8271abc86cd552027d938c910f90967
2014-07-01 15:22:11 +00:00
39caccf83d
Ensure that all fields are loaded from the stat4 table for records that correspond to indexes on WITHOUT ROWID tables with composite primary keys.
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FossilOrigin-Name: 21981e35062cc6b30e9576786cbf55265a7a4d41
2014-07-01 11:54:02 +00:00
49e77b1925
Bump the version number to 3.8.6.
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FossilOrigin-Name: f925e9baafea625f63105f8013abb3807b418379
2014-06-30 19:28:57 +00:00
855f63908f
Attempt to use STAT4 information to estimate the selectivity of WHERE clause
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terms when using the skip-scan optimization.
FossilOrigin-Name: d09ca6d5efad3e4cfa93a4dc711e6ba6079d4b4b
2014-06-30 19:07:58 +00:00
c7de8267a8
Fix for ticket [b2fa5424e6fcb15]: Better define the format of the sqlite_stat4
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file for WITHOUT ROWID tables and make sure the ANALYZE command generates a
file in the appropriate format. Use the sqlite_stat4 data to enable the use
of WHERE terms that cover all indexed columns plus some prefix of columns
in the primary key.
FossilOrigin-Name: bc2de8095fa9c385db0adf22ca55b0298a33c284
2014-06-30 18:57:53 +00:00
fd984b8114
Fix a problem in where.c with using the stat4 sample data of an index on a WITHOUT ROWID table.
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FossilOrigin-Name: 053a210e3169732c58f84cb54c9b6f6df3a8f4ea
2014-06-30 18:02:20 +00:00
ec9e55d358
Fix the STAT4 information for WITHOUT ROWID tables.
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FossilOrigin-Name: 5d8628fdffbcf837313958f0ee1ed8a2043d384e
2014-06-30 17:07:39 +00:00
39129ce8d9
Fix where.c so that the primary key values appended to every index entry on a WITHOUT ROWID table may be used when useful.
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FossilOrigin-Name: 6624a61d16e47ad691c4195ca8a1d68b7348118d
2014-06-30 15:23:57 +00:00
971fd07135
Omit non-primary-key columns from the STAT4 samples for WITHOUT ROWID tables.
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Indexes, both rowid and without-rowid, still hold an exact copy
of the index entry.
FossilOrigin-Name: de826c31589258f0906f87d65796944103e36d5b
2014-06-30 13:56:34 +00:00
48be0c51d4
Generate complete samples for sqlite_stat4 on WITHOUT ROWID tables.
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Ticket [b2fa5424e6fcb15b5]
FossilOrigin-Name: 8cb43eddab83c68b2163441df70e0e9496d5fa33
2014-06-30 13:32:39 +00:00
4bb77ecaa8
Add makefile targets for various diagnostic tools, such as showstat4.
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Fix harmless compiler warnings in diagnostic tools.
FossilOrigin-Name: 6f86d89b8800c50035da7809bff941d08a33a6a2
2014-06-30 11:14:26 +00:00
6696ba3eab
Add an OOM fault injection test for the new code on this branch.
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FossilOrigin-Name: c96de490ac77dd23c108004b95152cce4922fe27
2014-06-28 19:06:49 +00:00
8e9028d0f8
Add further tests to skipscan5.test.
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FossilOrigin-Name: 4b8230e8fe93e73a615a46708aed5fa3557b6228
2014-06-28 17:35:15 +00:00
0288b21e54
Add header comments on new routines. Rework the sqlite3Stat4Column() routine
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so that is (in theory) able to deal with corrupt samples.
FossilOrigin-Name: ef5cdf949bb53a2958fa34e176b4b9eeda269de5
2014-06-28 16:06:44 +00:00
fa8874542c
Fix a problem with using stat4 samples of type text when estimating the rows visited by a range-query/skip-scan loop.
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FossilOrigin-Name: dfb09db6d412f3bc2a71bda393813783580dbad1
2014-06-28 15:26:10 +00:00
3eddb23e31
Change the VDBE to export the sqlite3MemCompare() routine and thus free
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where.c from the dependency on vdbeInt.h.
FossilOrigin-Name: d186d1ac3c47f0d814636c4b8386a6065a294750
2014-06-28 14:28:06 +00:00
4364dc5ea6
Merge fixes from trunk with this branch.
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FossilOrigin-Name: 6af219d1b83ec54b3fb4ad4e6216d9ad9ea0fc70
2014-06-28 14:25:32 +00:00
4e42ba4a35
Fix a couple of problems in estimating the number of rows visited by a range query that uses a skip-scan.
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FossilOrigin-Name: 219736f54dcd1448af3400e699f1c20755ac6876
2014-06-27 20:14:25 +00:00
5d24951865
Add some more IN operator tests.
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FossilOrigin-Name: fb32e374b75b160e7b535e732ced6c34dbb513eb
2014-06-26 22:17:21 +00:00
2d84ac480b
Fix compilation issue when STAT4 is not enabled.
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FossilOrigin-Name: 74a5454a710e1b7d8575cec2f872e6110aefce17
2014-06-26 21:32:09 +00:00
9bec6fb3ef
Revise the affinity returned for expressions flagged as 'generic'. Fix for [9a8b09f8e6].
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FossilOrigin-Name: 92f7ad43dbfe4e02490df2f932c3c74fb89064d6
2014-06-26 21:28:21 +00:00
b0b8290ecb
Attempt to use sqlite_stat4 data to estimate the number of rows visited by a range query that uses a skip-scan. This code is largely untested.
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FossilOrigin-Name: 01dc8102592427b71a18c2cb82301d2266dd59c2
2014-06-26 20:21:46 +00:00
a9bc3cf736
Fix showstat4.c so that it decodes typecodes 8 and 9 correctly.
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FossilOrigin-Name: 9ca737c0b41f87998d842e7772c3e483bb291c50
2014-06-24 20:19:21 +00:00
f127814eae
Add the showstat4.exe utility program for decoding and displaying the
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content of the sqlite_stat4 table in a database.
FossilOrigin-Name: b4d9f6053d1d95fdc1eab8ce610b51e7df8d896d
2014-06-24 00:59:15 +00:00
c1971541e4
Add the .fullschema command to the sqlite3.exe utility. This command shows
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the schema and the content of the sqlite_stat tables, all in one go. Useful
when reporting problems with the query planner.
FossilOrigin-Name: ebec48921c092e20c9d7608242b63db40b40be5e
2014-06-23 23:28:13 +00:00
685ffb134a
Fix a problem with SQLITE_OMIT_WSD builds.
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FossilOrigin-Name: 07dda49c1bf8997a18c3368acb81b6d863ea38d6
2014-06-23 10:18:50 +00:00
702eec1cea
Fix a problem with SQLITE_OMIT_WAL builds.
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FossilOrigin-Name: 612b6d1b1f74eaf618520b90811eca10f978fc71
2014-06-23 10:04:58 +00:00
56e67dd7c7
Improved display of record data in the "NNNbd" output of the showdb.exe
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utility program.
FossilOrigin-Name: f735c2497eaad15216c90c6b92fd5ceff460220a
2014-06-20 13:55:06 +00:00
419e04010f
In the showdb.exe utility, for the "NNNbd" command, also show data fields
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in addition to header fields on each record decoded. Improvements to
formatting.
FossilOrigin-Name: b451fe0cb92278deb7724e7995c1bd46ae83c119
2014-06-20 01:32:42 +00:00
6a30cd5a44
Add the ability to decode the headers of individual cells, byte-by-byte,
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in the "showdb.exe" utility.
FossilOrigin-Name: 306b461d7c0643b6ac4df944759ecc9ce8581634
2014-06-19 23:38:53 +00:00
267a13fd47
Add the "LogEst" and "LogEst.exe" target to the makefiles.
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FossilOrigin-Name: 7b91b0581d169a353462d96120a2e0d4dcc8e8ae
2014-06-18 18:10:12 +00:00
6c34e58e8f
Fix a comment on the sqlite3Utf8Read() routine. No changes to code.
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FossilOrigin-Name: 5e514f6acebcfad4f18300d1a34f4917f1a746d9
2014-06-18 15:24:40 +00:00
f9944b5053
Prevent an automatic index from taking the place of a declared index.
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FossilOrigin-Name: 0a52bddd9db49b2b79fc24888b50023d0fe74f7b
2014-06-18 15:11:54 +00:00
dabe36d9dd
Prevent an automatic index from taking the place of a declared index.
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FossilOrigin-Name: 4ece839d445ff578a449a339ab579a32e64c9d28
2014-06-17 20:16:43 +00:00
ef3ad02d90
Fix a missing space in a "wheretrace" comment. No changes to production code.
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FossilOrigin-Name: b500f2a09721b49c95a69c47a0205bc2375af2cd
2014-06-17 17:00:42 +00:00
03202a97f8
Add the likely() function for symmetry with unlikely(). The likely(X)
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function means the same thing as likelihood(X,0.9375).
FossilOrigin-Name: 38965484199153e3e5b999f5196c1d66e5296f60
2014-06-17 16:11:28 +00:00
e2bdf6e547
Improvements to query planning, especially in regards to estimating the
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cost and benefit of automatic indexes.
FossilOrigin-Name: 1272fb8991b3888c72dcebf947415883d7727241
2014-06-17 15:53:33 +00:00
2daa64cd63
Add the autoindex2.test testing module.
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FossilOrigin-Name: ffe3fea47b8ba8ec4557f68243ef3ef5aac00dfd
2014-06-17 13:23:36 +00:00
9740726121
A different approach to the autoindex problem that deletes query-planner code
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rather than adding it.
FossilOrigin-Name: f270fb6e9e0b5e77f918081962008c6195ab1e36
2014-06-17 12:33:55 +00:00
9f808299ff
Simplification to the logic that prevents automatic indexes from being formed
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on constant expressions.
FossilOrigin-Name: 36d67e1dd2b4f4c22d02f3c3b8d372074de5523a
2014-06-17 09:52:26 +00:00
6b7ff748a1
Allow an automatic index on a WHERE constraint where the RHS is does not
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reference another table as long as the RHS is not a constant.
FossilOrigin-Name: 58acc2a8b38c5f13175c191697b4d2b663db1872
2014-06-17 09:00:54 +00:00
9978e6a680
Do not attempt to create an automatic index on a constant constraint, as
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doing so is pointless.
FossilOrigin-Name: d6883e960f61365729f279a3c1f2c050beb49a55
2014-06-17 02:46:55 +00:00
6fe0338ca9
Fix CSV import issue, reported via the mailing list, in the shell when the file to be imported ends with an empty line.
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FossilOrigin-Name: fc918f7d332b8f7cabc79a0f1586bd6760d14d40
2014-06-16 22:45:28 +00:00
0ace74a19c
In the "wheretrace" logic (disabled for normal builds) expand the print width
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of the flags field to be wide enough for all 17 bits.
FossilOrigin-Name: 3181d2069a788adc719decf65dc1bd2e16650c87
2014-06-16 21:30:29 +00:00
0bdbc90db8
Add the SQLITE_UNLINK_AFTER_CLOSE compile-time option. If enabled, the
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unlink of temporary files on unix is deferred until after the file is closed.
FossilOrigin-Name: e43a2f92b616ec885a1ee62911fa8f6991d277f7
2014-06-16 18:35:06 +00:00
2fe708196d
Add an application ID for MBTiles tilesets.
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FossilOrigin-Name: 837f6404230fc642e9084140c4b30cca1be43375
2014-06-16 18:17:21 +00:00
3044b51d2f
Back out the unix VFS changes that seeks to avoid fstat() calls after an
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unlink(). That change did not clear the problem on FuseFS.
FossilOrigin-Name: 0617e20a33e08754aea14e60db44e557c13978e3
2014-06-16 16:41:52 +00:00
mistachkin