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30 check-ins using file src/sqliteInt.h version f7812f74

2014-11-12
14:07
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]. (check-in: e1017745 user: drh tags: branch-3.8.7)
2014-11-11
22:55
Enhance ROLLBACK so that pending queries are allowed to continue as long as the schema does not change. This is a cherry-pick of check-in [b5df5ac052]. (check-in: d4b2d5d0 user: drh tags: branch-3.8.7)
2014-10-29
13:59
Version 3.8.7.1 (check-in: 3b7b72c4 user: drh tags: release, version-3.8.7.1, branch-3.8.7)
01:27
Increase the version number to 3.8.7.1 (check-in: 83afe23e user: drh tags: branch-3.8.7)
01:26
Fix problems with running UPDATE and DELETE against a VIEW and referencing the rowid in the WHERE clause. This is a cherrypick of [95f8ebdbf87326f2] and [8523670d50004f3]. (check-in: cc33e846 user: drh tags: branch-3.8.7)
01:18
Disable the use of strchrnul() unless specifically enabled by compile-time options. Cherrypick of check-in [e580470db77d6da9] (check-in: 837368ad user: drh tags: branch-3.8.7)
01:13
In the OP_Column opcode, when extracting a field that is past the end of a short record (because the row was originally inserted prior to ALTER TABLE ADD COLUMN) then make sure the output register is fully NULL and does not contain leftover flags (such as MEM_Ephem) from its previous use. Fix for ticket [43107840f1c02]. This is a cherrypick of check-in [24780f8ddc1683fc]. (check-in: 304ea6ba user: drh tags: branch-3.8.7)
01:07
Call fsync() right after ftruncate() when in journal_mode=TRUNCATE and when synchronous=FULL in order to ensure that transactions are durable across a power loss that happens moments after the commit. Proposed fix for https://bugzilla.mozilla.org/show_bug.cgi?id=1072773. This is a cherrypick of [3e922208b68563489]. (check-in: a8f9bd1e user: drh tags: branch-3.8.7)
2014-10-21
21:56
Call fsync() right after ftruncate() when in journal_mode=TRUNCATE and when synchronous=FULL in order to ensure that transactions are durable across a power loss that happens moments after the commit. Proposed fix for https://bugzilla.mozilla.org/show_bug.cgi?id=1072773. (check-in: 3e922208 user: drh tags: trunk)
18:16
Further tuning of the cost estimates for skip-scan loops, especially for cases when skip-scan loops are in competition with regular loops. (check-in: a27861c2 user: drh tags: trunk)
16:01
Add WHERETRACE debugging output to the whereLoopAdjustCost() routine. (check-in: ec1e942f user: drh tags: trunk)
01:05
If a skip-scan is a proper subset of some other scan, then adjust the cost of the skip-scan upward so that it is more costly than the other scan. Such a cost imbalance can arise under STAT4 because of difficulties in getting an accurate estimate for skip-scans. (check-in: f4b22a26 user: drh tags: trunk)
2014-10-17
21:35
Fix a (probably harmless) bug in the CSV output mode of the command-line shell. (check-in: 19fe4a0a user: drh tags: trunk)
11:24
Version 3.8.7 (check-in: e4ab094f user: drh tags: trunk, release, version-3.8.7)
2014-10-16
21:39
Work around MSVC not being able to deduce that a local variable was initialized in a called function. (check-in: 06c576c1 user: mistachkin tags: trunk)
18:34
Changes to work around Win32 and MSVCRT APIs that are not present on Windows CE 200x. (check-in: 1418c006 user: mistachkin tags: trunk)
11:45
Update the vdbe-compress.tcl script to account for expressions of the form (123>var), where "var" should be replaced with a reference to a union member. (check-in: 640345d8 user: dan tags: trunk)
2014-10-15
15:28
Update releasetest.tcl so that x86-64 runs a superset of the x86 tests. (check-in: 3c1e70f4 user: dan tags: trunk)
14:45
Fix a problem causing lock5.test to fail in mmap-mode. (check-in: b3e7b446 user: dan tags: trunk)
11:55
Add a four-byte prefix to the BtShared.pTmpSpace buffer to avoid reading before the beginning of an allocation. (check-in: 9386bfca user: drh tags: trunk)
11:31
Rearrange an expression in vdbemem.c to avoid a (harmless) reference to a possibly unitialized variable. (check-in: 4a7b3fa0 user: dan tags: trunk)
2014-10-14
20:25
Make sure new sqlite3_vtab objects created by the xCreate() virtual table method are initialized by the system, in accordance with the documentation. (check-in: eab82330 user: drh tags: trunk)
17:27
Fix some code duplication issues on this branch. Add minor optimizations to the new code. (check-in: 58d7793b user: dan tags: defrag-opt)
2014-10-13
23:39
Optimize a database corruption test inside of the OP_Column opcode. (check-in: 005e5b38 user: drh tags: trunk)
20:12
Use the padding word in the Mem object as temporary storage for serial_type value in OP_Record, and thus avoid a redundant computation of the serial_type for each column. (check-in: 4b3b65ee user: drh tags: trunk)
18:09
Merge trunk changes into this branch. (check-in: d5b7c5a8 user: dan tags: defrag-opt)
17:42
Three small optimizations to vdbeaux.c. (check-in: 04892f8b user: drh tags: trunk)
16:02
Reduce the CPU load imposed by sqlit3VdbeCursorMoveto() by factoring out some of its functions and by avoiding unnecessary calls. (check-in: c2799aec user: drh tags: trunk)
13:00
Remove the OPFLAG_CLEARCACHE flag from OP_Column. In its place, change the P3 parameter of OP_SorterData to be the index of the pseudo-table cursor whose record header cache is to be cleared. This gives a small size reduction and performance increase. (check-in: 20062f49 user: drh tags: trunk)
12:30
Use OP_SorterColumns in aggregate queries. Remove OPFLAG_CLEARCACHE. (Closed-Leaf check-in: 134e65c0 user: drh tags: OP_SorterColumns)