23e7c4de7b
Fix a couple of typos in comments in analyze.c.
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FossilOrigin-Name: ae31dc67aa0637150f964de31a6da6f5797b462a
2011-08-15 12:02:21 +00:00
4e50c5ec48
Further testing and bug fixing for sqlite_stat3. Added the Index.avgEq
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field to index statistics. Fixed several problems in the query planner
associated with stat3.
FossilOrigin-Name: 89b2f70884cad0abdf4c66cb64ecddb2820ded74
2011-08-13 19:35:19 +00:00
f404c86ad7
Add the sqlite_stat3.nDLT field. Use an linear congruence PRNG to choose
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which samples to select from among those with the same nEq field.
FossilOrigin-Name: 1dcd24283e6c1cc638eb9ffac434046447f88769
2011-08-13 15:25:10 +00:00
ade3addfb5
The ANALYZE command picks for 15 samples for sqlite_stat3 with the largest
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nEq fields, plus 5 other evenly spaced samples.
FossilOrigin-Name: 8225924ea015a0c331b69134139922ec83f989f8
2011-08-13 00:58:05 +00:00
faacf17cc1
Begin a branch that experimentally replaces sqlite_stat2 with a new table
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called sqlite_stat3 that will hopefully facilitate better query
planning decisions.
FossilOrigin-Name: 52e1d7e8ddd4bb5ef3a9d00fd2d719a8a784f807
2011-08-12 01:51:45 +00:00
90315a2417
Make the openDirectory routine in os_unix.c overrideable so that it can
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be turned into a harmless no-op for the chromium sandbox.
FossilOrigin-Name: 6b236069e1ea3c99ff0a007a790d4baebda70b13
2011-08-10 01:52:12 +00:00
0059eae367
In os_unix.c, do not open the directory containing the database file when
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the database file is opened. Instead, wait until time to fsync() the
directory. And do not report an error if the open fails, since some
systems (Ex: AIX and a chromium sandbox) are unable to open and fsync
directories.
FossilOrigin-Name: 713b1b7dc1296e9cee42aeaad8c85528155f721d
2011-08-08 23:48:40 +00:00
036ac7fa90
Allow the unlink() system call to be overridden in os_unix.c.
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FossilOrigin-Name: 8d1b5c3ac027ac00d57a250aad45230a09645617
2011-08-08 23:18:05 +00:00
a5ae4c330b
Remove relevant elements from the sqlite_stat2 table when doing a DROP
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INDEX or DROP TABLE.
FossilOrigin-Name: 3c8f97ae527e380bf2583c7cf8ceac9509f29bfe
2011-08-07 01:31:52 +00:00
f9042e9682
Merge the winopen-retry-logic branch into trunk. The biggest change here
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is to test scripts, which should now use such as copy_file and
delete_file from tester.tcl rather than the raw file commands of TCL.
FossilOrigin-Name: b90c28be3840169651022ef36cd7cf416bc22305
2011-08-03 22:06:39 +00:00
52043d7d45
Update the OP_Move opcode to shift the pScopyFrom pointer of aliases when
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compiled with SQLITE_DEBUG. Ticket [d63523637517386191].
FossilOrigin-Name: a2135ad13049c170b33315a949b1544e6a136183
2011-08-03 16:40:15 +00:00
176f1b47e5
Correct subtle timing issues in the win32lock test cases and in the lock_win32_file Tcl command. Also, eliminate superfluous MSVC compiler warnings.
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FossilOrigin-Name: 7baf02946e14eb889d864984ff3b3822aad8a3c9
2011-08-02 23:34:00 +00:00
ba2019ffae
Merge the latest trunk changes into the winopen-retry-logic branch.
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FossilOrigin-Name: 8bef97a0eb2f56d0ac374d97e97e0a44c7f99aee
2011-08-02 19:42:38 +00:00
b4256996c4
Make sure IS NOT NULL constraints work on virtual tables.
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Fix for ticket [6c14288a473ceff].
FossilOrigin-Name: a55f4ab99952a731e4cd8f6ef17389062e5ed4c5
2011-08-02 01:57:39 +00:00
fda06befd5
Add retry logic for AV defense to winOpen. Also, refactor test suite to allow the key Tcl file operations (e.g. copy and delete) to be retried.
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FossilOrigin-Name: 9007586fdabed8dbcc78581ea9821cfd1f9a4c8c
2011-08-02 00:57:34 +00:00
5b7f786e7e
Merge changes for the new sqlite3_file_control() that will cause the -wal and -shm files to persist after the last database connection closes.
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FossilOrigin-Name: 1b56677bdfb102d070a2057a65ba424fec81131d
2011-07-28 20:48:38 +00:00
4e6b49b409
Remove redundant sub-expression from retry loop invariant in winAccess. Also, make check for SQLITE_ACCESS_READWRITE formally correct.
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FossilOrigin-Name: 93079a92c49edf72eb289f352cd5ed7ab2faaff3
2011-07-28 19:16:41 +00:00
e75a717dc8
Fix conditional for retry logic in winAccess and add missing call to logIoerr.
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FossilOrigin-Name: 8a145863d1a8711953ae72d706404fb96f6fec06
2011-07-28 07:34:44 +00:00
58384f1720
Use osStat() instead of stat() consistently in os_unix.c
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FossilOrigin-Name: 9109128cb5640d687251dfbefa2fd998063cd9fb
2011-07-28 00:14:45 +00:00
253cea5c6f
Test cases added. Fix the query mode.
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FossilOrigin-Name: a9d8794ae949df570466a84836882bc8bed95c7c
2011-07-26 16:23:25 +00:00
f0b190d94c
Prototype change for a new sqlite3_file_control() that will cause the
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-wal and -shm files to persist after the last database connection closes.
FossilOrigin-Name: e34c553bf04761e86f3bd72f91439c05886caa5c
2011-07-26 16:03:07 +00:00
7d2dc7156c
Enable the SQLITE_FCNTL_SIZE_HINT on unix even if SQLITE_FCNTL_CHUNK_SIZE
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has not been set.
FossilOrigin-Name: 05c9832e5f6eb705f1dce4e65cf4e2d56512ff6b
2011-07-25 23:25:47 +00:00
5d22e41f2d
Merge the winAccess retry logic from the anti-antivirus branch
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into the trunk.
FossilOrigin-Name: 08d0e8799e1441ef063b1cdf9e4107071a0f81ca
2011-07-23 13:54:34 +00:00
11cce77042
In the multiplexor, close auxiliary files before deleting them when doing
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a truncate.
FossilOrigin-Name: 6fb7cfc2efb32dd5c8921a90b853390bc44d4794
2011-07-23 13:11:02 +00:00
fdf6db12a4
Add retry logic for AV defense to winAccess(). Also allow OS tracing to be
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enabled by a compile-time option.
FossilOrigin-Name: a6b85c73406caa3bf0585341c8ebc9897a1884f4
2011-07-22 21:25:57 +00:00
b51bf43966
Compile with the SQLITE_ENABLE_8_3_NAME macro set to 2 to force 8+3 filenames
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to be on all the time.
FossilOrigin-Name: ae83dac70173fecf203bf7e9f7bcb189d3e48f08
2011-07-21 21:29:35 +00:00
e6deb20458
All multiplexor chunk sizes up to 4GiB. Disable the multiplexor if the
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chunk size is set to 0.
FossilOrigin-Name: 83191ad6f31536b0c1929938e1fbeb4cf6121ab0
2011-07-21 20:59:58 +00:00
0a0ca697d8
For an existing multiplexed database, try to set the chunk size automatically
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based on the sizes of the preexisting pieces.
FossilOrigin-Name: 427a9a5120a68bfa12fec97cfd02eb9b28b3fa6b
2011-07-20 17:59:38 +00:00
877eeb3b56
All the SQLITE_OPEN_URI flag to propagate down into the VFS.
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FossilOrigin-Name: 29866f9598502a007816410fade34f1d0952dea0
2011-07-20 17:13:30 +00:00
f3717af48d
When the multiplexor opens an auxiliary file, it now persists the name of that
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file until it is closed, as it should. Remove the limit on the number of
auxiliary files used by the multiplexor.
FossilOrigin-Name: 1ffa542bf913200a18ef77447aec4fc3ca1ed618
2011-07-20 16:35:31 +00:00
8efdb73256
Formatting changes on the multiplexor code - make sure no lines exceed 80
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characters. No logical changes.
FossilOrigin-Name: ed5f0aad6b21066bacd01521e82c22e96991f400
2011-07-19 18:29:00 +00:00
33067e7393
In os_unix.c, check if the ESTALE macro is defined before using it.
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FossilOrigin-Name: 87017410f2fc3f2ae15ef06714563ba9ad4350c7
2011-07-15 13:43:34 +00:00
bf4ec555fa
Do not try to use STAT2 to refine the row estimate of a query that
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uses a unique or nearly-unique index.
FossilOrigin-Name: efffc49baf38698ed3de05d16b4261bf405d42d7
2011-07-13 18:31:10 +00:00
d0cdf012a2
Added the SQLITE_FCNTL_WIN32_AV_RETRY file control for configuring the
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retry counts and delays in the windows VFS.
FossilOrigin-Name: 7aaf0a6ae1238129e07eb191ca3f043df445e27a
2011-07-13 16:03:46 +00:00
dc9e9587c6
Revise logic in winDelete to check the file prior to attempting to delete it.
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FossilOrigin-Name: 36f11acc531a524407e03c797a6a1bcf88bad809
2011-07-12 14:02:47 +00:00
a32ad8434e
Improvements to the logging that occurs on an antivirus I/O retry.
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FossilOrigin-Name: ff0ff75c3559f5bbe29c73204cc8ff1cb80f42cb
2011-07-12 13:51:05 +00:00
52564d7002
Update the anti-virus retry logic for DeleteFile(). Invoke sqlite3_log()
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for each anti-virus retry. Make the retry delay configurable at
compile-time.
FossilOrigin-Name: 89f1848d7f7d98b4f7da9218f99ed90d22dd43a8
2011-07-12 11:04:18 +00:00
80084ca8e8
Update the TCL commands for setting windows manditory locks.
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Add test cases for manditory lock delays under windows.
FossilOrigin-Name: 03af4c175c6ba303ec0a5be25fd42771e38f7347
2011-07-11 23:45:44 +00:00
5d9ef0a612
Change the windows backend to retry read and write requests if the encounter
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ERROR_LOCK_VIOLATION and ERROR_SHARING_VIOLATION errors - which we think
sometimes happens due to agressive anti-virus software.
FossilOrigin-Name: c20aca06610407c197ea50ea77c2591aacf2252a
2011-07-11 18:17:56 +00:00
ec661058dd
Fix harmless compiler warnings on unix.
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FossilOrigin-Name: 90b1aea17400bbda5ebc8ae4eb4e12127519e42e
2011-07-09 16:17:18 +00:00
f1d3e32909
In where.c::findIndexCol - make sure that the Expr.op is TK_COLUMN before
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accessing the Expr.iColumn and Expr.iTable fields. Also fix a couple of
unreachable branches.
FossilOrigin-Name: 418a4da2a96cf33055f18c9a667754fad2111cf3
2011-07-09 13:00:41 +00:00
6f25e89d27
Change the default chunk size on test_multiplex.c to 2147418112 bytes
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(formerly 1073741824 bytes) and make the default configurable at compile-time
using SQLITE_MULTIPLEX_CHUNK_SIZE and at run-time using the "chunksize"
URI query parameter. Add support fo test_multiplex to the shell.
FossilOrigin-Name: e305b5a931374e2a1d2e66ea0a1248b9d4aecb19
2011-07-08 17:02:57 +00:00
da79cf0cc9
Fix for [54844eea3f]: Do not create automatic indexes on correlated sub-queries.
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FossilOrigin-Name: 9f14fa56ba31afe3de8b0cf26ed09573a2cc2283
2011-07-08 16:10:54 +00:00
a9b1b91436
Extend the SQLITE_TESTCTRL_OPTIMIZATIONS option to disable DISTINCT
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optimizations.
FossilOrigin-Name: 18501dd1a8aa8299c091c36e35b9a10a29d4467b
2011-07-08 13:07:02 +00:00
e7152dc76b
Add a target to main.mk that will fail if the amalgamation contains any exported symbols that do not begin with "sqlite3_". Run this target from within releasetest.tcl. Add "static" to a couple of private functions in mem3.c.
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FossilOrigin-Name: a68b6580c7d436c896a644a475cdba33c2c8d6e6
2011-07-07 08:19:16 +00:00
b0a43057fb
Expose the value of compile time symbol SQLITE_MAX_DEFAULT_PAGE_SIZE to test scripts.
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FossilOrigin-Name: 335736637c4ac3fe56a44fe01d4c037aaefa916a
2011-07-06 09:36:59 +00:00
b24d83fb35
Add a testcase macro to ensure testing a boundary case in DISTINCT processing.
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FossilOrigin-Name: ff9fc722dc481df1ce6a9733db1f033b88141d5d
2011-07-02 19:12:05 +00:00
969e5595e8
Ensure that automatic indexes are only created in scenarios where they may be used more than once.
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FossilOrigin-Name: 27c65d4d9c58bfc4ea8f9337fa15090459fb26c5
2011-07-02 15:32:57 +00:00
94e08d92f9
Fix a broken assert() in where.c.
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FossilOrigin-Name: 090b29177fbc9faa83b560d92ddc3710d291776e
2011-07-02 06:44:05 +00:00
bac8158a85
Merge latest trunk changes with experimental branch.
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FossilOrigin-Name: e56be74eabc03d1a524d96aa4e87102dea4e348e
2011-07-01 18:43:13 +00:00
dan