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Author SHA1 Message Date
drh
daaae7b9d1 Update the mechanism used to keep track of what kind of syncing to do for 
WAL transaction commits and checkpoint operations.  Use the checkpoint-style
of syncing to sync the header of a new or restarted WAL file.

FossilOrigin-Name: bf65dae8d4297c57ac63228ccf0100f9fabf2fb600438c9f2e10a29c4b118168
 2017-08-25 01:14:43 +00:00
drh
9c6e07d2fa Fix an incorrect hyperlink in a comment. 
FossilOrigin-Name: 25292b9a4eb5efc7db551da0b3c9cfd7e79da1594ee14729de44090e188c2b2a
 2017-08-24 20:54:42 +00:00
drh
09e16491f6 Fixes to documentation about SQLITE_OPEN_URI. 
FossilOrigin-Name: 7ec72314d6b66e4969833194fd032f01963bb861a7bb30d060acdb82dc5d62fe
 2017-08-24 15:43:26 +00:00
drh
526740b1b9 Make sure the sqlite3_result_pointer() interface does not leave a VM register 
in an inconsistent state.  Fix for ticket [7486aa54b968e9b5].  Test cases
are in TH3.

FossilOrigin-Name: d2f9230c5c7ad6166e7d2b649f77960fa58b1cb583e529a43882753ab348413c
 2017-08-24 13:55:46 +00:00
drh
87d63c900d Performance optimization to pageFindSlot() in the b-tree layer. 
FossilOrigin-Name: 59560d079fab4b91ec50855cc60349da178209c38fb6dae674ff874ccfc7f5fa
 2017-08-23 23:09:03 +00:00
drh
5e398e4cbd Size and performance optimization to dropCell() and freeSpace(). 
FossilOrigin-Name: bc1ec123ce05c9d16b0942f870381145dc9725764e47806939ff207a73066f4d
 2017-08-23 20:36:06 +00:00
drh
5e27e1dc49 Smaller and faster implementation of the fillInCell() routine. 
FossilOrigin-Name: 77074990edef6c42bdfe7ccce1affc8ed64a86dde3ad4fa50b60ba0a6d851eea
 2017-08-23 14:45:59 +00:00
drh
489a224bea Update documentation to make it clear that SQLITE_SOURCE_ID and 
sqlite3_sourceid() might changes if the source code is edited.

FossilOrigin-Name: e69c0c8770d3cc2fcdc779c6290caf1575644d457326caa00327b9070251d620
 2017-08-22 21:23:02 +00:00
drh
0a02c72e79 Less dramatic changes to the source-id following an edit. Modify the way 
that the amalgamation is constructed to give it the opportunity to detect
changes and modify the source-id.

FossilOrigin-Name: 564c7340a3368501c3da885afde52123ed7f558801f6190cbe6173dfe9704b70
 2017-08-22 21:07:03 +00:00
drh
48b9a6dd6b Modify the SQLITE_SOURCE_ID if the source code has changed in any way since 
the previous check-in.

FossilOrigin-Name: 515d6a8377cc1dc76d2e78e242fe256cbeef1c1217ec35367648ddeeb17007ec
 2017-08-22 19:54:34 +00:00
drh
c9aed7f891 Trying again to get out-of-tree builds to work correctly. 
FossilOrigin-Name: a1b3337e949fc431e19a3d977d07a312bb253ab7fec6811c0221abd514985d55
 2017-08-22 19:49:34 +00:00
drh
a172254742 Attempting to fix the source-id generator so that it works for out-of-tree 
builds.

FossilOrigin-Name: 5a037ac2da7449be3e26c36910ac5d865d7e74d3c25af0a10578c1f92fe2afea
 2017-08-22 19:43:41 +00:00
drh
f39e0ed4de Add the "mksourceid" program to the build process. That program changes 
the SQLITE_SOURCE_ID if the source tree has been modified in any way.

FossilOrigin-Name: d4c05e04f7e1325a3260808ee17252876f678e78bf0cf6569a18a52ff674bd7a
 2017-08-22 19:19:00 +00:00
drh
2e2338101a Fix error tests in seldom-used compile-time branches of the unix backend. 
FossilOrigin-Name: 885c2b44a44f8d054014e4079b2cac8279c11d13206d5b5215189ef75b9c5254
 2017-08-22 15:21:54 +00:00
drh
b40f06c62d Remove an unnecessary conditional. 
FossilOrigin-Name: 56d19f9fd7b01d4ed5c3e7309977b43fedffee168c9760d3e3b7e885790f781e
 2017-08-21 02:20:57 +00:00
drh
b32c18bf42 Minor optimization to sqlite3VdbeMemSetStr(). 
FossilOrigin-Name: 6538ef7b6b56c7a6629a0bb7418910c64c8b2e73af2296a116c073ecf2e0d429
 2017-08-21 02:05:22 +00:00
drh
c84ddf14c5 Space and size optimization to the printf implementation. 
FossilOrigin-Name: d01d2cffefd1cdb52b386e4983599534c0fbbe6aebda186db53200e4b2283f0a
 2017-08-19 20:38:18 +00:00
drh
251866d07c Another size and performance optimization to readDbPage(). This time we 
eliminate some unnecessary local variables.

FossilOrigin-Name: 745bc8decd18d4dc00589474fd3928a3a9f4156d09e05e6f5b8623de6491795a
 2017-08-18 22:30:20 +00:00
drh
56520ab848 Size and performance optimization the readDbPage() routine in the pager. 
FossilOrigin-Name: ca9e1875c3a893321d70a131fc4ffc76d169ad05e0b48b7006f53b6b467db4be
 2017-08-18 21:14:50 +00:00
drh
c68886bb9e For the unix VFS, avoid an unnecessary stat() system call prior to opening 
any file in the common case where there are no unused file descriptors.

FossilOrigin-Name: 3075cfa07489eaf13cb9a2760e2391e79dd73181fe1730fae7bdcd6ad66d2a1f
 2017-08-18 16:09:52 +00:00
drh
0f3f7664f0 Combine the OP_CreateTable and OP_CreateIndex opcodes of the bytecode engine 
into a single OP_CreateBtree opcode.  This simplifies the implementation and
makes the bytecode programs clearer.

FossilOrigin-Name: eb1202b5e43f1f029ad2bdf845509e7f31361e4dc189943e5e2bd4462e2ef3f3
 2017-08-18 14:34:28 +00:00
dan
62f6f51ae1 Only use indexes on expressions to optimize ORDER BY and GROUP BY if the 
collation sequence matches. Possible fix for [e20dd54a].

FossilOrigin-Name: 37e1900880b70be6802eaf43b0e568fda709a1dd6083d8be11e5a7a7d1fda41a
 2017-08-18 08:29:37 +00:00
drh
ceb4b1dbdd Use the __builtin_clzll() function of gcc to improve the performance and 
reduce the size of the sqlite3LogEst() routine.

FossilOrigin-Name: a42a438cbbd721765ca55e71c464552dbaa494050cf472593599b8c7f0249516
 2017-08-17 20:53:07 +00:00
drh
dceed86d07 Small optimization in the Expr tree walker. 
FossilOrigin-Name: 264a5e1b75ee073bd019483e289c3d8d79abcf5a765435be23ac3c21b1db8246
 2017-08-17 19:23:16 +00:00
drh
6f7fbcf0bb Size optimization in the authorizer error message generation logic. 
FossilOrigin-Name: 0367a4d58682a64d7ed4c5a4b4377899e22432851587c649d419efb6d7bac250
 2017-08-17 18:54:27 +00:00
drh
efaffb64fd In sqlite3ViewGetColumnNames(), return the number of errors, not an error code. 
FossilOrigin-Name: f13682ea2350ba366026a4a58e59591af378c496b92da60803c4c642c3bfc8de
 2017-08-17 18:23:46 +00:00
drh
6362bbe68d The RTREE extension should return SQLITE_CORRUPT_VTAB, not just SQLITE_CORRUPT 
when it encounters incorrectly formatted shadow tables.

FossilOrigin-Name: 0712f057ef3dcd907984dda30f6d961a29b61c1d2b25627028c4e227ec85dbba
 2017-08-17 18:17:24 +00:00
drh
967f8f9e07 Remove an unnecessary branch from the [be436a7f4587ce517ddc] fix. 
FossilOrigin-Name: fb6ca99b88c67414eab425e2b4ddb6a5e2fd48a6b2cd96a34627c86a5b568c9b
 2017-08-17 14:47:56 +00:00
dan
865c3c58ab Add test cases for ticket [be436a7f4587ce517] using virtual table modules fts5 
and rtree.

FossilOrigin-Name: 2101b4208787d297788e05f2bd82d4a9aff26e2237a7016ac857a52fb5252ce0
 2017-08-17 14:12:16 +00:00
drh
dc6b41ed47 Defer schema resets when the query planner is running. 
Proposed fix for ticket [be436a7f4587ce517].

FossilOrigin-Name: a7bc7752ba0266684f5317e424a4ee9add4af002272082183519e708ab9ffc79
 2017-08-17 02:26:35 +00:00
drh
fe0cf7a18c Avoid a test for CURTYPE_BTREE in sqlite3VdbeCursorMoveto() in order to reduce 
the size and improve the performance of OP_Column.

FossilOrigin-Name: f078deb25149b7b1881b7f3374b343d0677e82336d8fdd7f1cdd06d926b5dd57
 2017-08-16 19:20:20 +00:00
drh
1f613c4df3 Remove an unnecessary local variable from OP_Column, for a small size 
reduction and performance increase.

FossilOrigin-Name: 39543903282409ad3f139f8a0bb376661e7595a33af4f647945b1513a028ccb4
 2017-08-16 14:16:19 +00:00
drh
95b225a46d Performance improvement in the OP_Column opcode. 
FossilOrigin-Name: dc98a92f32511ee322b0207bd286e967248a8e59b418f11168eb31e34b0fa0fa
 2017-08-16 11:04:22 +00:00
drh
6cd8c8c57a Small size and performance in the OP_Column opcode. 
FossilOrigin-Name: 2cf3f3de8a48465bd6b0af7763bfe905f3bb0151488f63c9ecc3147bcb345094
 2017-08-15 14:14:36 +00:00
drh
352a35abf5 Btree optimization: New field BtCursor.pPage that points to the current page, 
saving a single pointer dereference on each access.

FossilOrigin-Name: 373b71d19cad785922d5a80828f2fee0cbe7dff6594743e625bbdfa31b1ca131
 2017-08-15 03:46:47 +00:00
drh
f38dd3b68f Minor size and performance optimization to sqlite3BtreeCloseCursor(). 
FossilOrigin-Name: 16969338841734d00ab906a94b82480c7e1e426eb0ddf7b9e6aed722aee5d91f
 2017-08-14 23:53:02 +00:00
drh
44548e7218 Change the internal btree routine moveToRoot() to return SQLITE_EMPTY if 
the table is empty or if it has pgnoRoot==0.  This simplifies the callers,
making them smaller and faster.  The SQLITE_EMPTY result code is intercepted
and changed into SQLITE_OK before surfacing in an API.

FossilOrigin-Name: 240d57143d943eaddd5f7c2d473f47a1d29417e61d28142f70f3d960bb9b30df
 2017-08-14 18:13:52 +00:00
drh
f0357d8b2c Fix harmless indentation error. 
FossilOrigin-Name: 25e92baaaeb9e8a2650b3083d3febf3661ecf1e05d9d24b26fe9f87a03bdd8fa
 2017-08-14 17:03:58 +00:00
drh
4dd89d5a24 Sometimes a TK_COLUMN Expr node can have Expr.pTab==0 if it is a reference 
to an expression column in an index on and expression.  Fix for ticket
[aa98619ad08ddcab].

FossilOrigin-Name: d0da791ba0edfb65186459345e43500d8364a086a5a1651d828fecc1a1dd1edb
 2017-08-14 14:53:24 +00:00
drh
1112cc797b Properly dequote column names in tables constructed by an aggregate SELECT. 
FossilOrigin-Name: 7e0d3e9cb071873564b7916c022aba5cd9f3b8ebab9dba787ecd7113c5b7816a
 2017-08-14 01:33:07 +00:00
dan
3c77a1e9f1 Add new test file fts5vocab2.test. 
FossilOrigin-Name: 02174842c353bfaa747019cb3dcdee5bca6551d0a06d83fc1ac6d4569e16bc34
 2017-08-12 18:31:31 +00:00
drh
dccf4f2b15 Update the speed-check.sh test script to append log output to the end of the 
cout-NAME.txt file.

FossilOrigin-Name: 14d262d6aa4e281dfe0490988f0c1965c4babf98038a1a96b9bb5772a61521a3
 2017-08-12 02:16:34 +00:00
drh
3f18e6d7a9 Remove the zBase field from the StrAccum object. Resulting code is slightly 
smaller and faster.

FossilOrigin-Name: 6e52fa5fd79988a433bae0152ceae036edab4bb18d2b48ed04c1f53f141728b0
 2017-08-12 02:01:55 +00:00
drh
8abc80b294 Size and performance micro-optimization on sqlite3SrcListIndexedBy(). 
FossilOrigin-Name: 28a5aec118f9d078c9e7225f85cd48a91920b13908c540771e309557c3f15f84
 2017-08-12 01:09:06 +00:00
drh
b7f4b6ccca Fix compiler warnings that arise if the PAGERTRACE macro is turned on. 
This changes does not affect production builds.

FossilOrigin-Name: 831156a4bd7c4408085f7c5584cdeebd1953c539972f80c5ef29bc147008630e
 2017-08-11 18:59:00 +00:00
drh
140efc90ea Improved comments in the header of the LSM1 vtab module. No code changes. 
FossilOrigin-Name: aa49926dbffaae4f7c486be72ad814f381cca65c549f9d2605f47540a5f4be84
 2017-08-11 18:55:04 +00:00
drh
cb96d2a79c New test cases for LSM1. 
FossilOrigin-Name: cb0c49cbd1eede157c5bd60d1e28e02c642aefe1ff82553eac1117a4c73dd9db
 2017-08-11 13:51:41 +00:00
drh
037a2bacb0 Convert the LSM1 virtual table to be WITHOUT ROWID and get UPDATE and DELETE 
operations working on it.

FossilOrigin-Name: 2164031b509dc6eae367ffb9d915f3e1d33d26210506b2de8b2bfca38c53465f
 2017-08-11 12:49:59 +00:00
drh
f41a8d3d9a Simplification to the like optimization logic. Remove unnecessary branches. 
FossilOrigin-Name: 9466d952e169a6a60f6e575e679a61f05887b51c693505764edaf10f62cd829f
 2017-08-11 03:47:21 +00:00
drh
21f6b626f5 Allow WITHOUT ROWID virtual tables to be writable as long as they have 
exactly one column as their PRIMARY KEY.

FossilOrigin-Name: c601d128ff1f1dd6d221ee9f55595a95b58ba07d043e1d530743ea913731560e
 2017-08-10 20:43:07 +00:00