Use a right bias when appending and a center bias when searching. This
gives about a 15% reduction in calls to sqlite3VdbeRecordCompare. (CVS 3741)
FossilOrigin-Name: ad4a6b1a91bcefd8a4c75e8dc99c1153c72c31a3
The changes in where.c and in the WhereLevel.aInLoop structure are
not strictly necessary to fix this problem - they just make the code
easier to read. Only the change in OP_Next/OP_Prev operator of vdbe.c
is required. (CVS 3735)
FossilOrigin-Name: 26348556d824c032851e409ac510cddb55c200bf
interface is likely to change and may be completely abandoned in the
near future. (CVS 3665)
FossilOrigin-Name: 007ca283892a66dd8b9e0dfece4f75d0d08a4300
a REAL table column by GROUP BY. Ticket #2251. Also make sure default
values are correctly expanded. There may be other places in the code
where this issue comes up - we need to look further. (CVS 3659)
FossilOrigin-Name: e11bbf174c5a2fa75e3d1dd450c8b2a18f40e4da
huge VDBE programs resulting from deeply nested triggers. This is an
interim fix until we rework triggers to use subroutines. (CVS 3640)
FossilOrigin-Name: 22769e2d37f4912ad388d2ed79f93571d0279fb8
the quick set does) and a few new tests have been added. But many more
tests are needed. Rules for combining collations need to be worked out. (CVS 3624)
FossilOrigin-Name: 85cca7cd252d46ba71d302a89bc67c56146ec552
handles a LEFT JOIN where the a term from the right table of the join uses
an IS NULL constraint. Ticket #2177. This check-in also adds the new test
cases that were suppose to have been added with (3494) but which were
mistakenly omitted. (CVS 3595)
FossilOrigin-Name: 335863e4d16113fb9ecebce35d2db043771d98b1
thus enabling the os_win.c code to handle the character encoding
confusion of win95/nt/ce. Ticket #2023. (CVS 3541)
FossilOrigin-Name: a1bcc6de578992b28924c1cf974ea58251454e2d
to be reordered with A and B. This used to be the case but the capability
was removed by (3203) and (3052) in response to ticket #1652. This change
restores the capability. (CVS 3529)
FossilOrigin-Name: 7393c81b8cb9d4344ae744de9eabcb3af64f1db8
set for a database. Ticket #1987. This patch also includes some cleanup
of the schema parser and initialization logic. (CVS 3436)
FossilOrigin-Name: dc797bf4fa96deabd9ceb6cc062b98d2ac49a574
carried in the higher bits of the integer return codes. This must be
enabled using the sqlite3_extended_result_code() API. Only a few extra
result codes are currently defined. (CVS 3422)
FossilOrigin-Name: ba579ddc4361fc6e8ea66f9385770d70dfe94751
format that ignores DESC on indices. If you want descending indices, you
must either recompile with -DSQLITE_DEFAULT_FILE_FORMAT=4 or issue
"PRAGMA legacy_file_format=OFF" prior to creating the first table in the
database. (CVS 3330)
FossilOrigin-Name: 65b60f05ce49ff127bf5044f96db36caf1fa0106
operand as the first argument for the purposes of virtual table
function overloading, even though the left operand is really the
the second argument. (CVS 3324)
FossilOrigin-Name: 6e98373ca11c9d476f4c6b1841c6e006b7a49f29
enabled by calling sqlite3_enable_load_extension() before it will work.
This prevents security problems in legacy applications. Ticket #1863. (CVS 3311)
FossilOrigin-Name: 4692319ccf28b0ebe64d5c5d189f444034fe0cb2
memory allocator. Convert sqlite3_free() and sqlite3_mprintf() to also
use the OS-layer memory allocator. (CVS 3298)
FossilOrigin-Name: 85a66a25e97471d3c459c8da6a96990b0537dc7d
