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4346 Commits

Author SHA1 Message Date
drh
36fabb6297 Merge trunk fixes into the unlikely-func branch. 
FossilOrigin-Name: a51d751553b14aa26912c516f60727551deb8e60
 2013-09-10 01:53:18 +00:00
drh
1d2b3c1f8a Deterministically initialize the PRNG used as a tie-breaker in the ANALYZE 
command, so that the analysis is always the same given the same database.
This simplifies testing.

FossilOrigin-Name: 48ed8b565b84c8fa7898c2f9817c01f7e9c9182e
 2013-09-10 01:41:25 +00:00
drh
cca9f3d291 Initial implementation of the unlikely() SQL function used as a hint to 
the query planner.

FossilOrigin-Name: 036fc37a034093a4c6fc190633bd41c2b7230d77
 2013-09-06 15:23:29 +00:00
dan
8ff2d9561a When preparing an UPDATE statement, avoid generating VDBE code for those foreign key related actions and constraint checks that may be seen to be unnecessary by considering the subset of table columns potentially modified by the UPDATE. 
FossilOrigin-Name: e940b5de49baa1d6a4cf859fbbc0e0df86ac5dbf
 2013-09-05 18:40:29 +00:00
dan
af0d8bcf4b Add tests to improve coverage when SQLITE_ENABLE_STAT3 is defined. 
FossilOrigin-Name: f929e9b41f2f69b086be3dd48fe557adbba7ae5c
 2013-09-04 16:38:42 +00:00
drh
55a1b30875 Fix a bug in the command-line shell for ".mode insert" on UTF16 databases 
with BLOB values.

FossilOrigin-Name: d8fdc7821808e2bfa048144ee3015b745232dc30
 2013-09-04 16:08:50 +00:00
dan
b13af4c5dd Fix another problem in stat4 sample selection. 
FossilOrigin-Name: d59f580904e6e7e90fc0a692a3dd4eeff5942479
 2013-09-03 14:43:12 +00:00
drh
67a5ec7b54 Make sure the omit-noop-left-join optimization is not applied if columns 
of the LEFT JOIN are used in the ORDER BY clause.  
Ticket [be84e357c035]

FossilOrigin-Name: 0303d6bc7112e6f810ae1bd75cafc5ffc51f5212
 2013-09-03 14:03:47 +00:00
dan
b49d1047c6 Further stat4 related tests. 
FossilOrigin-Name: 0a702c4b4c35fdbcb62e3ab88b9e57d7ea0052a8
 2013-09-02 18:58:11 +00:00
dan
84f48296fa Add tests to check if ANALYZE is choosing common non-periodic samples for the stat4 table. 
FossilOrigin-Name: 175842997af134138784bff6f8e93573deb5b36b
 2013-09-02 11:52:11 +00:00
dan
575ab2f8f6 Fix a problem with using stat4 data to estimate the number of rows scanned by a range constraint on the second or subsequent column of any index where an affinity transformation must be applied to the constraint argument. 
FossilOrigin-Name: c21f58d84859e479a6cc619671a0df48b2f9692e
 2013-09-02 07:16:40 +00:00
dan
4a1aa3851a Fix a problem causing SQLite not to use stat4 or stat3 data to analyze constraints of the form "column = expr COLLATE collation" (those with an explicit COLLATE on the non-column side of the comparison operator). 
FossilOrigin-Name: 1e86d81d46c9da6aaee0c6938ee40933f35e3d0d
 2013-08-31 17:21:26 +00:00
dan
3fa2a82b8b Reenable a test accidentally disabled when the stat4 branch was merged. 
FossilOrigin-Name: d9fadc8fa6ef02d516678d57896d93e0a5f52cfe
 2013-08-31 14:56:30 +00:00
drh
f46af73720 If the cost of two whereLoop objects is the same in every way except that 
one has fewer expected output rows than the other, then choose the one with
fewer output rows.

FossilOrigin-Name: 79e458ef7acfddbc189163e3e958da529becb130
 2013-08-30 17:35:44 +00:00
dan
43398081a8 Add a test for fts4 unicode61 option remove_diacritics=0. 
FossilOrigin-Name: 6bf7ae6ff6b18712544ddeafb6848b3b27ff22d2
 2013-08-30 13:29:51 +00:00
dan
cd40abb297 Candidate fix for [9f2eb3abac]: Have the whereShortCut() planner ignore indexes with more than four columns. 
FossilOrigin-Name: c1152bdcbb5ac185f743015fff63769effa81b4b
 2013-08-29 10:46:05 +00:00
mistachkin
1d406e0dfd Small enhancements to unit testing infrastructure. 
FossilOrigin-Name: 9229aeb361f9805894321327d05aba855b8799f3
 2013-08-29 01:09:14 +00:00
dan
1d2b70e3d2 Re-enable test file wild001.test. 
FossilOrigin-Name: 4f182ddc36944fa54f1a34c1f0527db0ebb39c96
 2013-08-28 19:01:07 +00:00
drh
e4f9b9b7c0 Add the win32-longpath VFS allowing windows filenames up to 32K characters in 
length.  Remove unused code when -DSQLITE_MAX_MMAP_SIZE=0.  Fix some
compiler warnings on windows.

FossilOrigin-Name: 12d0a8859de0a9d823997cfeccc77bd572cb6d13
 2013-08-28 18:18:12 +00:00
drh
d41d39f24d In the query optimizer, when converting BETWEEN and LIKE/GLOB expressions 
into simpler forms for processing, be sure to transfer the LEFT JOIN markings.
Fix for ticket [bc878246eafe0f52c].

FossilOrigin-Name: caab361ebee5f5c3fdafd9b1abe3d1ab7c5b4db9
 2013-08-28 16:27:01 +00:00
drh
868ccf2679 Fix an off-by-one error that causes a quoted empty string at the end of 
a CRNL-terminated line of CSV input to be misread by the shell.

FossilOrigin-Name: b5617e4fdadc4cded93c985008e90982dd48bc3b
 2013-08-28 13:33:40 +00:00
drh
f7f8de5fb2 Add a test case for empty quoted field in CSV import in the shell. 
FossilOrigin-Name: 3df56e849164811117f9ac8ee2aee1eee188bb96
 2013-08-28 11:57:52 +00:00
mistachkin
70e9ffa3bb In the win32longpath test, move the journal mode change down where it was intended to be. 
FossilOrigin-Name: 5cead293bbbcddd7d0976db41133e40704efcc99
 2013-08-28 07:42:43 +00:00
mistachkin
3741827ea1 Support database file names longer than 260 characters using the new 'win32-longpath' VFS variant. 
FossilOrigin-Name: 37e85e444cde18f061049437980b965d4485f43c
 2013-08-28 05:49:39 +00:00
drh
2f53b90665 Merge the STAT4 capability into trunk. 
FossilOrigin-Name: a32af0abe5fa6d570604fa3534e8230d5b6042fc
 2013-08-26 23:18:06 +00:00
drh
1efd81f7cf Fix a requirements comment in a test case. No changes to the testcase 
itself nor to any code.

FossilOrigin-Name: 3ad1f998e5db044849b528c31c4a7e1f3d527320
 2013-08-23 16:47:40 +00:00
dan
c63e880bdb Minor fixes for test cases. No code changes. 
FossilOrigin-Name: ef2a6a37366f91889dc2f1ba9cb6d1257d9b05db
 2013-08-21 20:04:54 +00:00
mistachkin
47b2995983 Fix typo in test. 
FossilOrigin-Name: f9859fe93bcecb4be7c1034291018523124c4a5c
 2013-08-21 19:59:14 +00:00
dan
36e78309de Candidate fix for [d666d600a6]. 
FossilOrigin-Name: 781592f32c8e1dcd59954c17211cf61349d1c0b1
 2013-08-21 12:04:32 +00:00
dan
22c745a9c9 Fix a minor problem in progress.test. No code changes. 
FossilOrigin-Name: a95ae93b32a9ad2ae017124ed0881802c3c741c0
 2013-08-21 07:25:03 +00:00
dan
c3c16cbd61 Fix a couple of test scripts to work with DEFAULT_AUTOVACUUM and OMIT_VIRTUALTABLE. 
FossilOrigin-Name: 356c6c59311eaf7d5633476f635e94a12b8b3924
 2013-08-20 20:25:03 +00:00
dan
e934e633a5 Fix an invalid assert() in where.c. Also a crash that can occur in the EXPLAIN QUERY PLAN code under obscure circumstances. 
FossilOrigin-Name: ef192abb82c2fc31135f875d7a19908d67c076b0
 2013-08-20 17:14:57 +00:00
drh
d0aa2f3afd Ignore IS NOT NULL and NOT NULL constraints on NOT NULL columns. 
FossilOrigin-Name: e476408e3c5ba5f3ba5e98ff264167c163d72e3f
 2013-08-20 17:00:55 +00:00
dan
4044906210 Test script changes to support testing sqlite3_interrupt(). 
FossilOrigin-Name: 0cede9f898bcd13dab51b25cb0e72213d988d3d2
 2013-08-20 16:08:39 +00:00
dan
e704713cb8 Fix test script pragma2.test so that it works with ENABLE_MEMORY_MANAGEMENT. 
FossilOrigin-Name: 6acf728100ff339e4451bcefd3a20fd5c3cfd662
 2013-08-19 18:37:18 +00:00
dan
290703091e Add some extra assert() statements to silence a few clang warnings. 
FossilOrigin-Name: 1c63e9515b5f5cb9169928b108d002dcd18ad4fd
 2013-08-19 18:17:03 +00:00
drh
d3605a4f20 The fullfsync, checkpoint_fullfsync, and cache_spill pragmas apply to all 
files of a database connection, including those opened by future ATTACH
statements.

FossilOrigin-Name: d07c4331a28d44deca1ece8a34118f5b121b3ee2
 2013-08-17 15:42:29 +00:00
drh
d4b5c60eca Test cases for the cache_spill pragma. 
FossilOrigin-Name: b85c9ec5e02c1b92faa8eeb9e56e02a576a43a96
 2013-08-17 00:25:07 +00:00
dan
0e8194a9c7 Add a test for the problem fixed by [91733bc485]. 
FossilOrigin-Name: 5c591104813a7e55e59f4f557cbb3e500fa817c2
 2013-08-16 17:46:49 +00:00
dan
22d73b1cbe Fixes for test code that was not working with utf16 databases. Run the analyze*.test scripts as part of the 'utf16' permutation test. 
FossilOrigin-Name: fe99494d99df95f699ffab07b1e212800b5ff00d
 2013-08-16 14:48:23 +00:00
dan
585c823256 Add extra tests. No code changes. 
FossilOrigin-Name: 949127d53e0a907ed6f73c6828637d94b265468c
 2013-08-16 14:23:02 +00:00
dan
c367d4c052 Avoid buffer overreads and false OOM error reports that could be caused by corrupted sample records in the sqlite_stat4 table. 
FossilOrigin-Name: 9f85b6a52a0b9b1524daa6f24d85257e7f591e95
 2013-08-16 14:09:43 +00:00
drh
d94f512f58 Merge recent trunk changes into the STAT4 branch. 
FossilOrigin-Name: c69b512af276a438399747af22659415af3a5d4d
 2013-08-16 12:26:33 +00:00
drh
0af16ab2c2 Make sure that GROUP BY terms select input column names in preference to 
output column names, in compliance with the SQL standard.
Ticket [1c69be2dafc28].

FossilOrigin-Name: f2d175f975cd0be63425424ec322a98fb650019e
 2013-08-15 22:40:21 +00:00
drh
e35463b312 Bare identifiers in ORDER BY clauses bind more tightly to output column name, 
but identifiers in expressions bind more tightly to input column names.
This is a compromise between SQL92 and SQL99 behavior and is what
PostgreSQL and MS-SQL do.  Ticket [f617ea3125e9c].

FossilOrigin-Name: c78b357c00a35ed48ce2ffbc041de8d22570d1e2
 2013-08-15 20:24:27 +00:00
dan
0adbed8a60 Fix a crash that can occur if the sqlite_stat3 or sqlite_stat4 table is corrupt. 
FossilOrigin-Name: d51df8a8fcc31c37f6e1c9612204af5738ed865e
 2013-08-15 19:56:32 +00:00
dan
af2583c83c Fix a crash that can occur following an OOM fault. 
FossilOrigin-Name: 9f80b2687012ab7c4d6d654fe19f40878bd78bd8
 2013-08-15 18:43:21 +00:00
dan
3bc9f74fe9 Change some assert() statements in vdbe.c to ensure that a memory cell used to store a VdbeCursor object is not also used for some other purpose. 
FossilOrigin-Name: 71070c9fce86103f174220e07771df99b2e01405
 2013-08-15 16:18:39 +00:00
dan
1f616ad8fa Add tests for sqlite_stat4 sample selection. And a fix for the same. 
FossilOrigin-Name: 1fb4d9d6f2675515feb8e3d971bbd54716372549
 2013-08-15 14:39:09 +00:00
dan
f00e902580 Change the way ANALYZE works to use a single cursor when scanning indices. 
FossilOrigin-Name: bdce612b35193abf72de1a563ea7962375b3574e
 2013-08-14 19:54:12 +00:00