danielk1977
ae5558b2ae
Add a version of cellSizePtr() that is faster than using sqlite3BtreeParseCellPtr(). This speeds up balance_nonroot(). (CVS 6566)
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FossilOrigin-Name: e8f7f7b787fe941093edaea44db4d361fad1e002
2009-04-29 11:31:47 +00:00
danielk1977
7b801388f5
Simplify a conditional expression in btree.c. (CVS 6565)
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FossilOrigin-Name: fc3a5ac2353142082fe14d47f9c2b662407ea3f7
2009-04-29 06:27:56 +00:00
drh
8ad38a7d18
Fix an out-of-order test number in blob.test. Cosmetic change. No
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changes to code. Ticket #3830 . (CVS 6564)
FossilOrigin-Name: e855654283a23d903fd531162655a8c4fa01775b
2009-04-28 18:00:27 +00:00
drh
0d59d17c41
Fix asserts in hash.c so that zero-length symbols can be used. (CVS 6563)
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FossilOrigin-Name: fe9f00aa369051beee09ab3d1a2e046a1f679a40
2009-04-28 17:33:16 +00:00
danielk1977
8be0245db4
When testing with TEMP_STORE=3 and the test pcache, only run 20 iterations in trans.test. Otherwise the test pcache runs out of memory. (CVS 6562)
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FossilOrigin-Name: 0799b729a7fe50ee935ac3bd9f95118288d33f6e
2009-04-28 16:37:59 +00:00
drh
b82400132d
Remove an unused function declaration from hash.h. (CVS 6561)
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FossilOrigin-Name: fcf70bb8b8ab7682d46fa7e75338dfd8ecf472a3
2009-04-28 16:35:42 +00:00
danielk1977
2e90567890
Further adjustment to rowhash.test to account for rowid collisions. (CVS 6560)
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FossilOrigin-Name: 94a23f993381412c7533878d44faa2f8e47e58ce
2009-04-28 15:48:08 +00:00
drh
8a1e594c9f
Simplifications to the symbol table implementation in hash.c. For very small
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symbol tables (less than 10 entries) a simple linked list is used instead
of a hash table. Number of hash table buckets is limited to prevent large
allocations. (CVS 6559)
FossilOrigin-Name: 5c737835dec9e6038b304c198aa14337a6f23c1c
2009-04-28 15:43:45 +00:00
danielk1977
ebb329397c
Have sqlite3_create_collation() return MISUSE if passed an encoding value other than SQLITE_UTF8, SQLITE_UTF16LE, SQLITE_UTF16BE, SQLITE_UTF16 or SQLITE_UTF16_ALIGNED. (CVS 6558)
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FossilOrigin-Name: 7975b6f2ec7736b3656a264c2f7e7e95ce7a78e4
2009-04-28 15:35:38 +00:00
drh
a83ccca794
Do not store the zero string terminator as part of the name when holding
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symbols in the symbol table. (CVS 6557)
FossilOrigin-Name: 23d67af39227aeade2ea0292e1b8844eea580993
2009-04-28 13:01:09 +00:00
danielk1977
c1f4a19bfa
Another fix to the same assert as in (6555). It can also fail after a malloc error. (CVS 6556)
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FossilOrigin-Name: e096f90a57f0e0d1dbeaafc72762035ca55ab803
2009-04-28 12:08:15 +00:00
danielk1977
f0d0a8dc4a
Fix an assert that could fail after a parse error in expr.c. (CVS 6555)
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FossilOrigin-Name: a37d1174eb80e9a09522b236afdb47283f312d06
2009-04-28 11:10:39 +00:00
danielk1977
f761f76262
Avoid changing the pager journal-mode once a write-transaction is open, even if no database pages have been modified. (CVS 6554)
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FossilOrigin-Name: ad8aba3eff90d42b936e3644f10cbbd431eebad8
2009-04-28 05:27:20 +00:00
drh
1691cd4bc0
Add test cases for sqlite3_complete with an EXPLAIN QUERY PLAN on a
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CREATE TRIGGER statement. Ticket #3828 . (CVS 6553)
FossilOrigin-Name: 6b86b40edadb9c9cbc0db5a43a8277434f9d7171
2009-04-28 04:51:29 +00:00
drh
e0d0f8ee4d
Make sure sqlite3_open16() always zeros the db return pointer if
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SQLite initialization fails. (CVS 6552)
FossilOrigin-Name: 057c7d171397e19c8f3ac2362ea45f2b4a50530c
2009-04-28 04:47:31 +00:00
drh
709915da2a
Enhance sqlite3_complete() so that it understands EXPLAIN QUERY PLAN.
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Ticket #3828 . Testing is done in TH3. (CVS 6551)
FossilOrigin-Name: 3ac1b15f552fe005630e43a92fffa6a4abd6675d
2009-04-28 04:46:41 +00:00
drh
51c7d86476
Bring the documenation and implementation of sqlite3_collation_needed() into
...
agreement. Use a more efficient implementation of sqlite3ErrStr().
sqlite3_result_error_code() now calls sqlite3ErrStr() if no prior
error string was set. (CVS 6550)
FossilOrigin-Name: cb9af8293624da35c32077d0f46d5b0cf826dcf5
2009-04-27 18:46:06 +00:00
danielk1977
6f050aa2bf
Tests for the new asynchronous IO API. (CVS 6549)
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FossilOrigin-Name: 11b2564e7159168cd0815bb9bc93688586fad1e0
2009-04-25 08:39:14 +00:00
drh
4fa326564a
Add another test case for the "x IS NULL" uniqueness problem of ticket #3824 .
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No changes to code. This just double-checks that everything is working now. (CVS 6548)
FossilOrigin-Name: 3ceae3579bc42974865cf6fe0bc42001e786e894
2009-04-24 20:32:31 +00:00
danielk1977
70d9e9cc02
Dequote the "from" table in a FOREIGN KEY definition (affects the output of "pragma foreign_key_list). Fix for #3800 . (CVS 6547)
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FossilOrigin-Name: 600482d1619c07690b6517ded9655462bdab7538
2009-04-24 18:06:09 +00:00
drh
336a5300de
Get rid of the special RowSet processing in where.c and move that into
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clients. Added the WHERE_DUPLICATES_OK option to eliminate an unnecessary
RowSet during DELETE with a WHERE clause containing ORs. (CVS 6546)
FossilOrigin-Name: 98606bee9e41b8969fb639fc43864e230185ca43
2009-04-24 15:46:21 +00:00
drh
46619d6787
Make sure that the optimizer realizes that an "x IS NULL" contraint does not
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necessarily give a single-row result even on a UNIQUE index. Ticket #3824 . (CVS 6545)
FossilOrigin-Name: 207335fdbf992a2f5bc5982b3163a38016ba1b21
2009-04-24 14:51:42 +00:00
danielk1977
4598b8e4a1
Make selecting the asynchronous IO file-locking mode a runtime operation. Still untested. (CVS 6544)
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FossilOrigin-Name: 577277e84a05707b8c21aa08bc5fc314c1ac38ac
2009-04-24 10:13:05 +00:00
danielk1977
debcfd2dcb
Improve comments and documentation of the asynchronous IO VFS module. (CVS 6543)
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FossilOrigin-Name: 92bc6be2a86f8a68ceded2bc08fe7d6ff23b56fb
2009-04-24 09:27:16 +00:00
shane
68d405e25a
os_win.c, winOpen(), changed to handle the SQLITE_OPEN_EXCLUSIVE flag and sharing modes in the same manner as os_unix.c. Ticket #3821 . (CVS 6542)
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FossilOrigin-Name: 18fef3fcf61c137a89a83352f6769ed06845434a
2009-04-23 19:08:32 +00:00
shane
b1a82dbe95
Updated misc. test scripts for Windows testing with gcc/cygwin; (CVS 6541)
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FossilOrigin-Name: 1e2c71596e3f7a69afc5b745c20b2e4e81bffda5
2009-04-23 18:42:04 +00:00
shane
8a0dc3b04a
Remove some incorrect async tests; (CVS 6540)
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FossilOrigin-Name: 03af25b3ee001c1bf3e7a3218fad6ed311c7c259
2009-04-23 18:41:25 +00:00
danielk1977
a3f065980e
Move the asynchronous IO code from src/test_async.c to ext/async/. Refactor it to be a standalone module and to support windows. (CVS 6539)
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FossilOrigin-Name: e71fb0fb8d83b4453c3c1e84606bf58d04926809
2009-04-23 14:58:39 +00:00
drh
ceea33217b
Rework the column-cache mechanism to be more robust (and more correct).
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The column-alias cache is currently disabled, (CVS 6538)
FossilOrigin-Name: dd4d67a67454a3ff13c286a2a8360c5f0432c91d
2009-04-23 13:22:42 +00:00
drh
044925be0b
Eliminate the OP_VRowid opcode. The regular OP_Rowid now work for both
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regular and virtual tables. (CVS 6537)
FossilOrigin-Name: ecbef45011f1f98d940b2d3492941213d9f04172
2009-04-22 17:15:02 +00:00
drh
6149526c25
Change the OP_Rowid opcode so that a deferred OP_Seek is pending, it simply
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pulls the rowid from the deferred seek target and does not actually move
the cursor or do a seek. Other where.c cleanups. (CVS 6536)
FossilOrigin-Name: 1c508a99822caa383e7e24b5d09a9bddd2ee3a00
2009-04-22 15:32:59 +00:00
drh
1b26c7ccfa
Remove the rowhash object from the code. Rowset now fills its role. (CVS 6535)
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FossilOrigin-Name: e963bed0fe3ce5fa32f04b930e5ed0956dc2aa47
2009-04-22 02:15:47 +00:00
drh
733bf1b1e2
Extend the Rowset object to contain all the capabilities of Rowhash in
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addition to its legacy capabilities. Use Rowset to replace Rowhash.
In addition to requiring less code, This removes the 2^32 result row
limitation, uses less memory, and gives better bounds on worst-case
performance. The Rowhash implementation has yet to be removed. (CVS 6534)
FossilOrigin-Name: b101cf70b75c9772aaf50e0eadd0cfa37c84d193
2009-04-22 00:47:00 +00:00
danielk1977
dcc1f44020
Move RowHashBlock.nUsed to RowHash.nUsed. Fix a typo in a comment in test_async.c. (CVS 6533)
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FossilOrigin-Name: 799d31d99fd18a6f99862433384e37d6747ee5b3
2009-04-21 18:20:45 +00:00
danielk1977
732dc5526b
Fix a segfault that followed a malloc failure introduced by (6527). (CVS 6532)
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FossilOrigin-Name: 08e71b114087cfddd36c066265982172fcb41c9a
2009-04-21 17:23:04 +00:00
drh
84fe066470
Adjust the rowhash.test module so that it recovers gracefully in the rare
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event of a rowid collision. (CVS 6531)
FossilOrigin-Name: 72e1680904a354811cd2956bd57769ee2482c8bb
2009-04-21 17:13:38 +00:00
drh
cd5a9729d2
Allocate the initial RowHash object using lookaside. (CVS 6530)
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FossilOrigin-Name: 9b30ab7199d8b51bdea8ec7f0410281527623673
2009-04-21 16:15:15 +00:00
drh
ade9760aea
New comments and minor refactoring of rowhash.c. (CVS 6529)
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FossilOrigin-Name: b8cb4f3e2473afaee7c147a6b3f0972f69391a9a
2009-04-21 15:05:18 +00:00
drh
a76409211d
Remove a redundant test from sqlite3_shutdown(). (CVS 6528)
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FossilOrigin-Name: 6f481ceb503c7df74d9417a5a7f019ff56261ea8
2009-04-21 12:02:56 +00:00
danielk1977
1d46146b58
Attempt to optimize virtual table queries with 'OR' expressions in the WHERE clause. (CVS 6527)
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FossilOrigin-Name: f61e4cd93682fd98bea2a71d346f9eaa68454390
2009-04-21 09:02:45 +00:00
drh
8a93919082
Change the journal_mode pragma so that it always returns the current
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journal mode, even on a failed attempt to change the journal mode.
Allow the journal mode to be changed as long as there is not a pending
transaction. Ticket #3811 . (CVS 6526)
FossilOrigin-Name: 419e320ae51639794335d19699f8e1189e524e7d
2009-04-20 17:43:03 +00:00
drh
e6e7ecb421
Add new tests to show that journal_mode=OFF works with locking_mode=EXCLUSIVE
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as long as the journal_mode is set prior to the first transaction.
Ticket #3811 . (CVS 6525)
FossilOrigin-Name: e62ac26f72224a4ba6c7dc5c32b7e4370461764d
2009-04-20 13:32:33 +00:00
drh
d2b68438a1
Clarify the documentation to make it clear that sqlite3_interrupt() does not
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effect new SQL statements that are started after the running statement
count reaches zero. Ticket #3815 . (CVS 6524)
FossilOrigin-Name: 3182e8bf69eb4e5e4070930cb9c750942b1dc735
2009-04-20 12:31:46 +00:00
drh
d54a79118a
Do not use deprecated interfaces internally when compiling with
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SQLITE_OMIT_DEPRECATED. Ticket #3813 . (CVS 6523)
FossilOrigin-Name: 7f17956dfbf3090fd5832378e77bd83a525fed9d
2009-04-20 12:07:37 +00:00
drh
59813953a3
Speed improvements by avoiding unnecessary calls to fstat() and ftruncate(). (CVS 6522)
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FossilOrigin-Name: 5b7e3a411a6f2fe296675de9467783f6625cff3f
2009-04-20 11:34:26 +00:00
drh
51898cf727
Update comments and remove unused code in btree.c. No functional changes. (CVS 6521)
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FossilOrigin-Name: bd860184909b7a9cc32c59770ebcee0efdc491f0
2009-04-19 20:51:06 +00:00
drh
d1a2440d6a
Make extra calls to sqlite3_shutdown() be harmless no-ops. (CVS 6520)
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FossilOrigin-Name: d80822953c2d2f2fd7f6acdd3caa403c0decacc4
2009-04-19 12:23:58 +00:00
drh
0bf9f7bca4
Revise the implementation of sqlite3_initialize() slightly in order to make
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it more easily testable. The functionality should be unchanged. (CVS 6519)
FossilOrigin-Name: bb1a390a3d2f79b27e3ec2514ae00f5b22dbfb06
2009-04-17 16:54:22 +00:00
drh
52e2c35fb2
Get the behavior of SQLITE_HAVE_ISNAN right. It was reversed
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in check-in (6517). Ticket #3809 . (CVS 6518)
FossilOrigin-Name: 97c6ea2368556b2a9a914ba2322085e312598b15
2009-04-17 15:18:47 +00:00
drh
cf9b1752cf
Add the SQLITE_HAVE_ISNAN compile-time option which, if present, causes
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SQLite to use the math library isnan() function rather than its own homebrew
implementation of isnan(). (CVS 6517)
FossilOrigin-Name: 54d23521c37938b9d98f41f5547975c469c0c8f0
2009-04-17 11:57:22 +00:00
