eb37567fe2
Remove fts5 initialization code from core file main.c.
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FossilOrigin-Name: c91a93b343b4d3b1a19afdb5d23d1c508f9779d2
2015-06-26 16:42:17 +00:00
f32fa3116b
Merge latest trunk changes into this branch.
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FossilOrigin-Name: fcd8f7ce601729dc51d880d16b97040c1be16aa2
2015-06-25 20:16:23 +00:00
ed2589f555
Add a script to combine all fts5 code into a single file - fts5.c - that can be used to build an SQLite loadable extension.
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FossilOrigin-Name: 46e86b0637248fb4d623c97778cc041eabe3636c
2015-06-25 20:10:24 +00:00
2c8fb926da
Simplifications and performance improvements in insertCell().
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FossilOrigin-Name: 7d02e6c992ef92e1f77ebc13889e17c028454b06
2015-06-25 19:53:48 +00:00
b7580e84a8
More simplifications and performance improvements to cell allocation
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logic associated with allocateSpace().
FossilOrigin-Name: 78da0f69cb3289e332018864004f319f2764a5c8
2015-06-25 18:36:13 +00:00
e674bf1648
Reorder the terms of a conditional for a small performance gain.
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FossilOrigin-Name: d67b0ed1054cbb7ea2cdd74720d4d6e0227cec14
2015-06-25 16:01:44 +00:00
ae6cd72318
Remove a NEVER() that is in fact reachable.
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FossilOrigin-Name: f824e66b0dc120bed227c7446e2663fcad7cc4f6
2015-06-25 15:21:52 +00:00
ded340e4fc
Minor optimization to allocateSpace().
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FossilOrigin-Name: d007bc339b9ea6d59a3dd2b0c5e77e9c801b16f6
2015-06-25 15:04:56 +00:00
6918095d81
Enhance the Btree object to remember whether or not it is holding an
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Incrblob cursor. Use this knowledge to improve performance in the common
case where it does not.
FossilOrigin-Name: 476b11563c08c6d9c0abd69e4d865c4edcdd45f5
2015-06-25 13:03:10 +00:00
526b17db13
Remove a line of code that doesn't do any useful work.
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FossilOrigin-Name: 3ee888beb974e015bd11ae79381b208eaa310f6f
2015-06-25 02:26:45 +00:00
6cbbdb08f8
Fix the progress handler so that it does not fire too soon during an
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sqlite3_step() call other than the first.
FossilOrigin-Name: b41ef5d6db107cac2b1b46a955e63414434ee976
2015-06-24 14:36:27 +00:00
c6e956f038
Fix a harmless compiler warning.
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FossilOrigin-Name: 3b6fa95eebfa01703d9ef4f530674d17e965c512
2015-06-24 13:32:10 +00:00
9e7804dfd4
Prevent an infinite loop while searching a corrupt freelist.
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FossilOrigin-Name: 4e5424fe89eed346f6cf26a05c72694d1eb9f58f
2015-06-24 12:24:03 +00:00
672073a41b
Strengthen the new balance_nonroot() code against various corrupt database
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problems.
FossilOrigin-Name: 5ba983432069714afebbb2f0ef22d41be52f7a4c
2015-06-24 12:07:40 +00:00
b468ce1256
Remove an invalid NEVER() and add a test case to cover it.
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FossilOrigin-Name: 14b73d201509d3c04f760a08d21f3c499f2870a8
2015-06-24 01:07:30 +00:00
9c739e26da
Performance optimization on balance_nonroot() and related routines.
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2.6% faster overall with a size increase of less than 750 bytes.
FossilOrigin-Name: 25131e7062125e91c2d60ed2cadf134dd7609124
2015-06-24 00:05:45 +00:00
2ec18a3cce
Mark some branches as unreachable after the recent change that recognizes
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mismatch result set sizes on compound SELECT statements sooner.
FossilOrigin-Name: c8d1f305b6e9dfc36b8e3f4ab92de4457884d903
2015-06-23 23:31:52 +00:00
ea82b37302
Testability improvement.
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FossilOrigin-Name: eed6a3314518cdab809264284d7680385f0d5d2a
2015-06-23 21:35:28 +00:00
fe647dc9ee
Multiple overflow cells are always adjacent and sequential. Exploit this
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invariant for a small size reduction and performance increase and add
assert()s to prove the invariant.
FossilOrigin-Name: f77f2f48f48e374a72b6c054142f7a3ec0b1483c
2015-06-23 18:24:25 +00:00
4f4bf7747a
Faster loading of cell pointers into the b.apCell array in balance_nonroot.
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FossilOrigin-Name: fda89b0512477f9da09fd0f4e548ed4b13efd49d
2015-06-23 17:09:53 +00:00
008d64c23a
Avoid unnecessary cachedCellSize() calls in the cell partition adjustment
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phase of balance_nonroot().
FossilOrigin-Name: 6319ee1256b1f7c39dd39a536a39b77b3d10dcac
2015-06-23 16:00:24 +00:00
f783893b8d
Change pageInsertArray() and pageFreeArray() so that they use the CellArray
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object and compute cell sizes as needed, resulting in smaller and faster code.
FossilOrigin-Name: f7f41818119bb7bfbd1f1297d294b32f32769cd3
2015-06-23 15:36:34 +00:00
c94a08100b
Merge latest trunk changes with this branch. Add tests for columnsize=0.
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FossilOrigin-Name: ef44c71a22518727030dd90c0139af8973b05841
2015-06-23 15:06:13 +00:00
4edfdd38fb
Improvements to the way balance_nonroot() constructs the b.apCell array of
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pointers to cells.
FossilOrigin-Name: ee44bb25b2a88e25ba2afe37cf03ba199692a3a0
2015-06-23 14:49:42 +00:00
a2306712f2
Merge the compound SELECT operator fix from trunk.
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FossilOrigin-Name: a7be554f4b8534fc237fa4c6defc38fcd4049707
2015-06-23 13:02:10 +00:00
923cadb1ae
Test that the left and right sides of a compound SELECT operator have the same number of expressions in the expanded expression list before beginning to generate code.
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FossilOrigin-Name: 4df852ce26c95d5d23c83dbe9c59d2c3435acddf
2015-06-23 12:19:55 +00:00
1ffd247c0c
Avoid computing cell sizes in balance_nonroot() until they are really needed.
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This gives an overall 1.7% performance gain for about 1000 extra bytes of
code space.
FossilOrigin-Name: 43844537e8a372953386663f8177202901ba7566
2015-06-23 02:37:30 +00:00
658873bdb3
Change the way that balance_nonroot() partitions cells between the sibling
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pages such that a scan of the cell size array is not required.
FossilOrigin-Name: 168728715156d756ac8c0df45710d054eee027ec
2015-06-22 20:02:04 +00:00
5f02ab0976
Make sure that the likelihood() function does not mess up generation of
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result-set code when it is used (inappropropriately) in a result-set
expression.
FossilOrigin-Name: 7cdbae625eb029538a693d2bebec465a6f65fb90
2015-06-20 13:18:34 +00:00
eeab2c63a9
Fix corner cases involving corrupt varint values in record headers.
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FossilOrigin-Name: 3189116b42c5ecef5e30c8b317f4458bbf8b9086
2015-06-19 20:08:39 +00:00
56cb04efc8
Performance improvements in btreeParseCell() by inlining the varint decoder.
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FossilOrigin-Name: faab0ed928074f3ec7c25e1a2058414fbd9b013c
2015-06-19 18:24:37 +00:00
5fa605142f
Add the MemPage.xParseCell method and provide various implementations
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(variations on the former btreeParseCellPtr()) depending on the page type.
FossilOrigin-Name: 41d03d883c4f7ca279eb9dd679f3ab81c8d957d9
2015-06-19 17:19:34 +00:00
25ada07ab4
Make cellSizePtr() a method on the MemPage object, with alternative
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implementations depending on the page type. This results is a small performance
improvement and size reduction.
FossilOrigin-Name: 02f7e9d7d7b93d0b6bbd6cc0d0359b3b741b9931
2015-06-19 15:07:14 +00:00
606f2344e9
Pervent the likelihood() function from moving ON clause terms of a LEFT JOIN
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into the WHERE clause.
Fix for ticket [5f60b11fc8e23490e2]
FossilOrigin-Name: ed96e14adce4a4f94cc6838c46bc97937c4cb72a
2015-06-18 14:32:51 +00:00
b3d903ebe5
Show the values of Expr.flag in the AST of ".selecttrace"
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FossilOrigin-Name: a84d1004cbee67f2b8ba1fd201e43af49ea67c1b
2015-06-18 14:09:13 +00:00
14e067455e
Performance improvement in sqlite3VdbeMemShallowCopy() for the common
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case where the receiver does not require prior resource deallocation.
FossilOrigin-Name: d718ea36dce8cf1684c8bcda457fee87f8f8c4e2
2015-06-17 23:28:03 +00:00
073664de88
Improve spacing and comment style for the shell. No changes to code.
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FossilOrigin-Name: 5b547da00d131a494a6b348339af3d91dfa6e3b6
2015-06-17 18:57:37 +00:00
bbe031f9f1
Fix a uninitialized variable use in the command-line shell when the
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".open" command is invoked without any arguments.
FossilOrigin-Name: fc4f4d1eccec2e09b5d2e6c4da082204f4d5a016
2015-06-17 17:08:22 +00:00
b0870486aa
Performance optimization and comment fixes for the LIKE and GLOB operators.
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FossilOrigin-Name: c89d772628564a808173f6f73bc1798ec714276b
2015-06-17 13:20:54 +00:00
c5b41ac8ee
Make getCellInfo() a real function instead of a macro, for a size reduction
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and a 0.2% performance gain.
FossilOrigin-Name: 55c393ea14197ae5fa56ebca7a47e7d980511fa7
2015-06-17 02:11:46 +00:00
f1aabd6b78
Optimizations to two VDBE accessory routines for a 0.2% performance increase.
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FossilOrigin-Name: 66d033b9c9a8c16b9a342be0b325bd85b8487c03
2015-06-17 01:31:28 +00:00
0dd5cdaea5
Ensure that the CREATE TABLE AS statement correctly undoes partial changes
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to the sqlite_master table if the SELECT on the right-hand side aborts with
an error. Fix for ticket [873cae2b6e25b]
FossilOrigin-Name: 400e025e7c61efab71b891743c07a0862e5bb934
2015-06-16 16:39:01 +00:00
3e24a34324
Fix a harmless comment typo. No code changes.
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FossilOrigin-Name: ae6876521819e7a8ce473c8f96617cba35e2156d
2015-06-15 16:09:35 +00:00
f5ed7ad63e
Fix harmless compiler warnings.
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FossilOrigin-Name: b0badb99023e23bef0e2064cec58f2b279af0c0b
2015-06-15 14:43:25 +00:00
e4d38707ea
Improved detection of database corruption in freeSpace().
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FossilOrigin-Name: 29bcb56887f862a1f06677a7b4bfae6475d29732
2015-06-15 12:58:15 +00:00
c056e4b257
Comment typo fix. No code changes.
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FossilOrigin-Name: 17f185adb960b1fa4faa13cdf685b92a20a52072
2015-06-15 10:49:01 +00:00
982215a2c5
Avoid unnecessary mutex usage in pcache1, for a significant speedup.
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FossilOrigin-Name: dcf4fb8d764611de60afea27cda0a8548ba7ca82
2015-06-13 11:10:55 +00:00
55a46c9b0e
Add a fast-path implementation of pcache1Fetch() for the common case of
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separate caches that do not use a mutex.
FossilOrigin-Name: 760700edb3ff1f5d6bf3058f874cc8e2808905c7
2015-06-12 13:49:26 +00:00
b230a52892
Minor performance optimization in pcache1.c.
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FossilOrigin-Name: 2e8ad2ead9d146e312c693d9b967bbd5b92429d9
2015-06-12 13:04:51 +00:00
36b80349b7
Add the OP_ColumnsUsed opcode (when compiled with
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SQLITE_ENABLE_COLUMN_USED_MASK) as a hint to the b-tree layer as to which
columns of a btree cursor will be used.
FossilOrigin-Name: 711a176cbfad5dde6defa9648fba6d0d663af134
2015-06-12 12:54:15 +00:00
dan