1d32488037
Performance enhancement for single-table queries with many OR-connected
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WHERE clause terms and multiple indexes with the same left-most columns.
FossilOrigin-Name: 1461d543ac8a3e4a54405067893146c74576bb4e
2014-12-04 20:24:50 +00:00
72673a24e2
If a table is the right operand of a LEFT JOIN, then any column of that
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table can be NULL even if that column as a NOT NULL constraint.
Fix for ticket [6f2222d550f5b0ee7ed].
FossilOrigin-Name: 6f6fcbe4736b9468a495c684d5eebc8bfe5c566a
2014-12-04 16:27:17 +00:00
845d0ab323
Begin testing fts5 OOM and IO error handling.
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FossilOrigin-Name: 2037dba62fdd995ad15b642abe499a790f5ffe5c
2014-12-03 17:27:35 +00:00
615a9ae5db
Add a configuration option to remap the "rank" column to an auxiliary fts5 function.
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FossilOrigin-Name: b5f5971283b9b2f60c16f9675099855af95012cd
2014-12-02 20:18:11 +00:00
f26a1549ac
Add the SQLITE_CHECKPOINT_TRUNCATE option.
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FossilOrigin-Name: 8e20a43419e46b6b9d1f60ec7ea420bbfb3ef358
2014-12-02 19:04:54 +00:00
6e09b16852
Merge all recent fixes and enhancements from trunk into sessions.
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FossilOrigin-Name: 2617d93713d9f4cf907ab2e7baef6a0f74f7198e
2014-12-02 16:31:01 +00:00
89a89560d6
Add code to parse a rank() function specification. And a tcl interface to add auxiliary functions to fts5.
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FossilOrigin-Name: 9c1697a2aa1f601e6eb11704abe63a73c8105447
2014-12-01 20:05:00 +00:00
ca7fad3d2c
Add a cookie mechanism to ensure that the %_config table is re-read as required.
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FossilOrigin-Name: bb4a37b53de60da9ec8b9317eec14afa99690828
2014-11-28 20:01:13 +00:00
ac5649a985
Remove the ill-designed "-end" option from the command-line shell. Instead,
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allow multiple SQL or dot-commands as command-line arguments. Any -cmd
commands are processed first, followed by other command-line arguments, for
backwards compatibility.
FossilOrigin-Name: 24fa2e9832daaa5d68ee28a00c56c55f97a4da9e
2014-11-28 13:35:03 +00:00
cb11e73fc2
Add a %_config table to fts5.
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FossilOrigin-Name: 83491c56661ca78f96020ba68184bb3fb19e674f
2014-11-27 20:03:45 +00:00
d89b834f54
Fix a buffer overread during compilation of CREATE VIRTUAL TABLE statements that featured an explicit database name but no virtual table arguments. For example, "CREATE VIRTUAL TABLE main.ft USING fts4".
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FossilOrigin-Name: f095cde579e7417306e11b5c1d2dd90b6bb547d5
2014-11-27 11:36:36 +00:00
3f2d22e1a3
More test cases for the balancer.
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FossilOrigin-Name: 358ea818f7ea5aa55bafaf4057e9fc7a5fd77c11
2014-11-27 04:23:19 +00:00
5ab63775dd
Fix a problem in the new b-tree balancer that was causing corruption of
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the fragmentation count.
FossilOrigin-Name: f242394e079dd185aad90f2aee902a5edf27e150
2014-11-27 03:46:04 +00:00
0a79238b39
Fix an integer overflow bug in vdbesort.c.
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FossilOrigin-Name: 623827192532f08b68bc0eb9ed1449e173361f0c
2014-11-25 18:59:55 +00:00
cb62aae034
Add the auxiliary highlight() function to fts5.
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FossilOrigin-Name: 059092379f981eb919b500ce447006f9e645fc5a
2014-11-24 16:24:33 +00:00
7a1bca7e74
Deploy heuristics (well-commented) to better estimate how much unindexed terms
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in the WHERE clause filter the number of output rows from a single table.
FossilOrigin-Name: 221659945c3f78d3b6789bfe8fdeb8d3ee1fa038
2014-11-22 18:50:44 +00:00
a3898250d4
Remove a redundant test case (probably a copy/paste error). Add an assert()
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to where.c to ensure that automatic indexes do not have there output row
counts adjusted downward by supplementary constraints.
FossilOrigin-Name: eea47933493c85a85247ad383bd148b06f627d04
2014-11-22 12:22:13 +00:00
7bf9ec1c26
Add SQLITE_ENABLE_OTA pre-processor directives so that this branch may be compiled with or without OTA.
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FossilOrigin-Name: 600cefdd4d29c1de4d107fa7ddeb76a18edce4f5
2014-11-22 09:09:50 +00:00
841ed2b0f2
Merge latest trunk changes with this branch.
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FossilOrigin-Name: 7ef44c5b5bd30bcc4ef59ed172b9ce9ac6a843f6
2014-11-21 14:37:24 +00:00
2d8233157d
Fix a benign test error on PRAGMA collation_list
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introduced by a recent checkin.
FossilOrigin-Name: 332cc9591d05508ac9cb56fde2b82e20e0342d1f
2014-11-20 23:11:30 +00:00
fead4ed8f3
Adding the "noskipscan" token to an sqlite_stat1.stat field prevents
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an index for being used with the skip-scan algorithm.
FossilOrigin-Name: 4461bf045d8eecf98478035efcdba3f41c709bc5
2014-11-18 21:54:31 +00:00
36ff0bf684
Allow an automatic index to be used if the only uses of declared indexes for
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the same loop use the skip-scan algorithm.
FossilOrigin-Name: c52f7971e90cac1058d6b66c9e334cbc8607def3
2014-11-18 21:45:35 +00:00
04e8a58669
Merge recent trunk enhancements, including the read-after-ROLLBACK change
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and the addition of sqlite3_stmt_scanstatus() support, as well as various
minor bug fixes.
FossilOrigin-Name: f09055f3c4348264c7336f90646375f0d98b061e
2014-11-18 21:20:57 +00:00
64b600ff13
Merge in all the other ROLLBACK fixes from the branch-3.8.7 branch.
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I don't know why I was doing them one-by-one.
FossilOrigin-Name: 296b0c7397790ceadbdb330959e962f6491abc3e
2014-11-18 20:49:30 +00:00
58f95c43ad
Update a couple of test cases to account for the fact that ROLLBACK does not always abort all running SELECT statements.
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FossilOrigin-Name: abccda769a3f6b755c3bf70b5fb31a5e16718ef3
2014-11-18 20:16:27 +00:00
2b8669a9da
Avoid calling sqlite3BtreeKeysize() on a b-tree cursor in SKIPNEXT or SKIPPREV state.
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FossilOrigin-Name: 54e7d3fcb1ab21c03ffef1af93ae029a2901098a
2014-11-17 19:42:48 +00:00
77b1deec40
When a SELECT statement is terminated by a ROLLBACK TO operation, make the
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error message be "abort due to ROLLBACK" rather than
"callback requested query abort".
FossilOrigin-Name: 34fc4a082c192830e48f643549c04a4f91912b8b
2014-11-17 17:13:06 +00:00
302f583aa4
Update a couple of test cases to account for the fact that ROLLBACK does not always abort all running SELECT statements.
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FossilOrigin-Name: eba171e980fa4491dfee9d7e4df50c87a0ebbf87
2014-11-17 15:22:08 +00:00
48d7014067
Fix the customization interfaces so that they match the documentation.
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FossilOrigin-Name: fba0b5fc7eead07a4853e78e02d788e7c714f6cd
2014-11-15 20:07:31 +00:00
f9df2fbdcd
Adding the "noskipscan" token to an sqlite_stat1.stat field prevents an
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index for being used with the skip-scan algorithm.
FossilOrigin-Name: 00fe09505792cd0d104b2da9d040f023e30fa871
2014-11-15 19:08:13 +00:00
70273d0bab
Consider using an automatic-index for a scan even if there exists a possible skip-scan that uses one or more "=" operators.
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FossilOrigin-Name: 93642a65ef3d53ece322ffd85233b68fc9a86c9d
2014-11-14 19:34:20 +00:00
0a9d9d566e
Do not automatically remove the DISTINCT keyword from "a IN (SELECT DISTINCT ...)" expressions. Fix for [db87229497].
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FossilOrigin-Name: 98457a57d642b35917eb9ad8f70065e273aad206
2014-11-14 15:42:23 +00:00
dd715f7c57
Do not automatically remove the DISTINCT keyword from "a IN (SELECT DISTINCT ...)" expressions. Fix for [db87229497].
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FossilOrigin-Name: 55e453aadbb676dda07f0fa537d39ce184ef636c
2014-11-14 15:28:33 +00:00
fad01993b7
Have calls to sqlite3_backup_init() fail if there is already a read or read-write transaction open on the destination database.
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FossilOrigin-Name: 169b5505498c0a7ee2b5dbb2ba13c41dfaa7c62f
2014-11-13 14:18:25 +00:00
6f9c5669e2
When a transaction or savepoint rollback occurs, save the positions of all open read-cursors so that they can be restored following the rollback operation. Cherry-pick of check-in [dd03a2802f3f27]
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FossilOrigin-Name: 402780a9c8df9e7ea898bdca49c1191042fe387a
2014-11-13 13:42:39 +00:00
d7b06909ad
Add further tests for rollback operations in the presence of ongoing selects.
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FossilOrigin-Name: eaf3aae014f59c8d37aa20aa31d54cf13f9e86fc
2014-11-12 17:45:37 +00:00
8023104252
When a transaction or savepoint rollback occurs, save the positions of all open read-cursors so that they can be restored following the rollback operation.
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FossilOrigin-Name: dd03a2802f3f276525f3cef9a93f825dd8606626
2014-11-12 14:56:02 +00:00
5a2c8c885c
Fix the %c format character in sqlite3VXPrintf() so that it correctly handles precisions larger than 70.
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FossilOrigin-Name: 839a6df9f98b90fb593534a62145d9c913540bae
2014-11-12 14:12:28 +00:00
51a205410c
Make sure that NULL results from OP_Column are fully and completely NULL and do not have the MEM_Ephem bit set. Fix for ticket [094d39a4c95ee4].
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FossilOrigin-Name: e1017745e183f5d7429ce787ec2feef946a24f0f
2014-11-12 14:07:28 +00:00
85fabf1444
This is a cherry-pick of version [b5df5ac052].
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FossilOrigin-Name: d4b2d5d066891e06f2bf4337902b44b000fa9fd2
2014-11-11 22:55:26 +00:00
bfa395d085
Remove some calls to the 'breakpoint' test command.
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FossilOrigin-Name: 1412fcc480799ecbd68d44dd18d5bad40e20ccf1
2014-11-11 19:07:56 +00:00
2d8e3caa2e
Add tests for sqlite3_blob_bytes().
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FossilOrigin-Name: a066a3832a7c6de65c3016e77e49ac00e09db749
2014-11-11 16:11:04 +00:00
949d43a5fd
Permit read operations to continue after a ROLLBACK as long as the schema
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does not change.
FossilOrigin-Name: b5df5ac0529f7b0d1e880a7f4a307e7d77b7fa6c
2014-11-11 14:59:31 +00:00
43f4066e10
Add new test file e_blobclose.test, containing tests for sqlite3_blob_close().
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FossilOrigin-Name: 5a1eac2419b1462e6f21595a3fff26d9cc49d203
2014-11-11 12:20:35 +00:00
47b7fc7843
Experimental changes that permit read operations to continue after a
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ROLLBACK, as long as the schema is unchanged.
FossilOrigin-Name: fa6e6a9ae276cad60e9a4abc1bc23cf2809ea786
2014-11-11 01:33:57 +00:00
de58f4fe7f
New test cases for deleting content out from under a SELECT statement.
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FossilOrigin-Name: 8289c3e9b47f7c2a606a88839f6bf615f8904ac2
2014-11-10 19:16:59 +00:00
923c4b35be
Add test file e_blobwrite.test, containing tests for the sqlite3_blob_write() interface.
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FossilOrigin-Name: 1df77e5f1bd82de4dc92fe28359c3e56ab3f9ed4
2014-11-10 17:53:03 +00:00
1728bcb07f
Add the eval() SQL function extension in ext/misc/eval.c.
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FossilOrigin-Name: 27cf665b957f2c0ced403e3032099e80c295598f
2014-11-10 16:49:56 +00:00
b391b94431
Add new test file e_blobopen.test, containing tests for sqlite3_blob_open().
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FossilOrigin-Name: ecbccd0e594d22b3ae7fabc8037951dc49570bc3
2014-11-07 14:41:11 +00:00
518140ed04
Change the SQLITE_SCANSTAT_EST parameter so that it returns a double for
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the estimated number of output rows per loop, rather than a 64-bit integer.
Revise the output format for the ".scanstats on" in the shell to make use
of this new capability.
FossilOrigin-Name: f9684000665ae7ef6f89c3773612b8286b8f545a
2014-11-06 03:55:10 +00:00
drh