0013e72edf
When constructing automatic indices do not include the same column more than
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once.
FossilOrigin-Name: d067d9f7a9138e026c1018361127e34385928657
2010-04-08 00:40:15 +00:00
5a8aedab2d
Pull over the latest changes from the trunk.
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FossilOrigin-Name: e388fe8be878c80ef0bfd1699a7268cdb22cb3c6
2010-04-07 20:32:18 +00:00
d14133e3f4
When rolling back a savepoint to the beginning of the transaction, make sure
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to initialize the database size in the btree layer correctly even if the
database size field of the header is zeroed.
FossilOrigin-Name: a3540c6acf2bb6bdd44c101b63f17ca85e6b68ed
2010-04-07 20:29:56 +00:00
3c379b0101
Add an interface to the SQLITE_STMTSTATUS_AUTOINDEX status information
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to the TCL bindings. Add some simple automatic index test cases.
FossilOrigin-Name: 1f40441204d9a912b1d6b67ff6ff9e17146c7abd
2010-04-07 19:31:59 +00:00
c633908199
Wrap all automatic index changes inside SQLITE_OMIT_AUTOMATIC_INDEX. Add
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the automatic_index PRAGMA to turn it on and off.
FossilOrigin-Name: a811a47fbe4f757a7ab575ae5a0f65177a3f07c0
2010-04-07 16:54:58 +00:00
4139c99eba
Make sure that all automatic indices are covering indices. Otherwise, the
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table and index might be used together in a query but the table could get
out of sync with the automatic index through out-of-band changes.
FossilOrigin-Name: 2364313142668b3d0ad144447b4862709be929cd
2010-04-07 14:59:45 +00:00
2a6a7eeba5
Enhance comments on the SrcList object definition to better explain the
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operation of the SrcList.a[].colUsed field. No changes to code.
FossilOrigin-Name: c0f67ea131c3e237e46311b1a3dcb3febf2ea036
2010-04-07 14:33:07 +00:00
ab5cd70ae5
Fix the trace output of the OP_Function opcode to show the correct
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register numbers.
FossilOrigin-Name: 064c283eee82c5053e84058a0e1908e468da6ce3
2010-04-07 14:32:11 +00:00
0a7a9155a4
Add file test_demovfs.c, containing a simple VFS implementation that demonstrates how writes to the journal file may be safely buffered by the VFS layer to improve performance on some embedded systems.
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FossilOrigin-Name: af3b72d94a1b6513f02402af3ada5fb5dd390151
2010-04-07 07:57:38 +00:00
a21a64dd0c
Veryquick.test is now working. The SQLITE_STMTSTATUS_AUTOINDEX counter
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added.
FossilOrigin-Name: abbf16e5e7895971710fb3a8fd9c782fc1218a77
2010-04-06 22:33:55 +00:00
75bb9f5a5b
Runs quicktest without hitting an assert now. Some tests get unexpected
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results still and there is a memory leak.
FossilOrigin-Name: a8224448cc305258a59a9023e6604783dda73e45
2010-04-06 18:51:42 +00:00
424aab88ca
Progress toward getting automatic indices to work. Still failing in corner
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cases.
FossilOrigin-Name: ac6d0fba78eb9dcd69372e128d4a039aaff4b417
2010-04-06 18:28:20 +00:00
8b307fbfa0
Automatically generate transient indices for tables in joins that would
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otherwise have to use a full table scan.
FossilOrigin-Name: 1b2a04125f964e14f3fb90171c5ab86a0641d1c9
2010-04-06 15:57:05 +00:00
25d3adbb6a
Minor comment changes to the OP_OpenEphemeral header. No changes to code.
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FossilOrigin-Name: 8e1d7ef47f643503aa823d9986a931a83c63648b
2010-04-05 15:11:08 +00:00
8d83c0fdd5
Silently abandon a rollback if the journal has been truncated.
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FossilOrigin-Name: 7626f6c9ea04d1a5690dd11bb13e8c3c04e3b0f5
2010-04-03 13:08:09 +00:00
34e2b837d5
Check for a failure in the call to sqlite3PagerPagecount() from within
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sqlite3PagerWrite(). (Error discovered by valgrind.)
FossilOrigin-Name: d64d181c79aee3501be6f7eb8c11ab2cc9a8d63c
2010-04-02 13:25:22 +00:00
a378c566d2
Take care to avoid a buffer over-read when adding a KEYINFO structure
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to the P4 parameter of an opcode.
FossilOrigin-Name: 937b931a7cdad6874638158ed6a9ab6356b0bd0c
2010-04-02 12:55:38 +00:00
c2a4bab462
If the size of the database according to the header is larger than the
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actual database file size, report that the database is corrupt.
FossilOrigin-Name: 8eb1f2443f2712920452b7ed3fb835c7f3221191
2010-04-02 12:46:45 +00:00
cce75d3343
Pager changes for code coverage testing.
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FossilOrigin-Name: b04a45ea9714e7a35372b5d6a58868b307d10502
2010-04-02 03:38:59 +00:00
45b355dc4f
Do not journal the content of freelist leaf pages. This restores an
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optimization that was accidently undone by check-in [12f7346c13] on
[2009-01-20].
FossilOrigin-Name: b1e7a1a677e1c2a6c2ab83a67070605465a3e495
2010-04-01 13:41:10 +00:00
9afb1abe42
Remove a NEVER in sqlite3PagerPagecount() that can in fact be true.
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FossilOrigin-Name: 8f00533782a0eae5613caaf86608384cb702fc51
2010-04-01 02:47:01 +00:00
1f5b467f13
Restore the size information in the BtShared structure when a transaction
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rolls back.
FossilOrigin-Name: 802aeb30c9baf4059fa84f4693f290f80d3a4085
2010-04-01 02:22:19 +00:00
a792dc5c4a
Make sure an OOM error on sqlite3PagerPagecount() is detected and reported
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out to the interface.
FossilOrigin-Name: 8aecf302a5aac66e43a8cc6c4e0d917f74e9e0de
2010-03-31 23:20:04 +00:00
8d8626fe2b
Report corruption if a database contains a reference that is out of range
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according to the filesize-in-header database size.
FossilOrigin-Name: a91db0b1cd0b0fbadc5c8fe2eb8863629b411d87
2010-03-31 20:29:06 +00:00
afc266a76a
Clarification of the implementation of SQLITE_STMTSTATUS_FULLSCAN_STEP.
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No logical code changes - just commenting and layout changes to improve
readability.
FossilOrigin-Name: 06b9ca32255572a699dc51f46f848d0bf01255e1
2010-03-31 17:47:44 +00:00
67a6a40cf9
Clear the column cache before populating aggregate accumulator registers. Fix fo
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r [883034dcb5].
FossilOrigin-Name: ffc23409c7fb45dc5a8722fad26e26d207bb3213
2010-03-31 15:02:56 +00:00
d3d986d329
Documentation enhancements for the sqlite3_log() interface. No functional
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changes to code.
FossilOrigin-Name: ba13a11108d7852c61f959cc8a5fc39c25202cae
2010-03-31 13:57:56 +00:00
97b59a56d2
Increase test coverage following the introduction of the new
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filesize-in-header logic.
FossilOrigin-Name: dbc2c3c0144d2c76aec04f80892302c532947dc8
2010-03-31 02:31:33 +00:00
b1299158c7
Continuing refinements to the filesize-in-header enhancement.
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FossilOrigin-Name: 79e22b95038c50b9b7f35e09262805ff6338b59b
2010-03-30 22:58:33 +00:00
bf59283ba2
Add a NEVER macro around a test in btree.c that can not longer be true.
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FossilOrigin-Name: c117f99236a009778bb7878da464918554391f0a
2010-03-30 15:51:12 +00:00
7ba4597135
Do not crash when compiling an "INSERT INTO tbl DEFAULT VALUES" when tbl has either BEFORE or INSTEAD OF triggers attached to it. Ticket [f3162063fd].
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FossilOrigin-Name: ca359a3e8048bd11605c41c4b48134c0343e543b
2010-03-30 12:40:32 +00:00
d454214ddd
Change an #if into an #ifdef.
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FossilOrigin-Name: 371bab5d6534860ce908e52129c64a49946be33a
2010-03-30 11:57:01 +00:00
25a80ad0b1
The btree layer now tracks when a database is empty at the start of a
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transaction and rolls back to that state.
FossilOrigin-Name: 01ef6c1944507c188a83a434ff00e98ad767f744
2010-03-29 21:13:12 +00:00
5e0ccc216d
Fix issues with the io.test script. There is still a problem with a
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ROLLBACK TO not working on an initially empty database files. And much
more testing is needed.
FossilOrigin-Name: 09786e2a51817d572a01ae7f3621f03fd27fc363
2010-03-29 19:36:52 +00:00
dd3cd977cc
Experimental changes that cause SQLite to use bytes 28..31 of the database
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header to determine the database size, rather than using the actual database
size. This allows database space to be preallocated.
FossilOrigin-Name: b844ac6fcb72595a71e5c5283ec461309a87ba79
2010-03-27 17:12:36 +00:00
c26c00495f
Increase the estimated cost of using a virtual table as the outer loop of a join when there exists an ORDER BY clause that is not satisfied by the virtual table. Fix for [775b39dd3c].
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FossilOrigin-Name: 9e075e70f0e2a1ad302d17150cd58f91669a97a6
2010-03-27 09:44:42 +00:00
1141ae2463
Fix OOM error on ANALYZE with STAT2 enabled with zero-length data. Ticket [cbd054fa6b].
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FossilOrigin-Name: c33b38b59f733494ca0bce3f59a669fe7ed76b9f
2010-03-26 01:54:33 +00:00
280799b4ff
Attempt to suppress a warning from Borland Code Guard.
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FossilOrigin-Name: be278979917336e7186d7830876180154b5280ba
2010-03-24 11:55:08 +00:00
bb23e7f91b
After a rollback that writes or truncates the database file, sync the database file before invalidating the journal contents.
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FossilOrigin-Name: b21b911f233842357af9ccc14525bbd48a38edb1
2010-03-22 17:13:53 +00:00
98f0c3619f
Change the formatting of the preprocessor macros surrounding the compileoption interface in sqlite.h.in. This is so the documentation produced by parsing this part of sqlite.h.in is formatted similarly to the docs for the deprecated interfaces (with the #ifndef visible on the webpage).
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FossilOrigin-Name: 161958d11f2ef6ce4d7ba69afea03e0a6764cc1b
2010-03-22 04:32:13 +00:00
f3609eeba7
Put an ALWAYS() around a condition in pcache.c that must always be true in
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the current implementation.
FossilOrigin-Name: 88810cd091b33f2c56f842e32cafbac5d34d7412
2010-03-19 19:23:51 +00:00
f92a4e35c5
Store the SQLite version number of the last writer in bits 96..99 of the header.
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FossilOrigin-Name: 146d4f5d3459235d8b2d27a5d77beb7645f75185
2010-03-19 16:55:47 +00:00
e9c2d34c5b
Make sure the in-journal boolean vector is cleared and released when ending
...
a transaction. This fixes an obscure problem with the previous check-in.
FossilOrigin-Name: 69d749d93d6565b848ce5c07f2738d144c6564bf
2010-03-19 16:52:53 +00:00
ba726f4939
Do create, open, or initialize the rollback journal until something actually
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needs to be written into the journal. That way, expensive filesystem
operations are avoided if the transaction ends up being a no-op.
FossilOrigin-Name: b78e58ae1570ab4d66a69db445a752c6456038a0
2010-03-19 15:48:13 +00:00
9396a41e6e
Fix FTS3 so that it does not run illegal SQL and cause a spurious log
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message. Ticket [42d45a693e6].
FossilOrigin-Name: f186b6a61909be1d65b76a6fbaa42f57bbd0d1e5
2010-03-15 19:27:55 +00:00
ed37690afd
Store the database size in pages in bytes 28..31 of the header. Currently
...
this is for forensic use only, but it might be used in the future.
FossilOrigin-Name: 59f75bba028e1107ed41d447c27aef31a6656b68
2010-03-13 02:15:49 +00:00
107b56e86d
Add assert()s to mem2.c (activated by SQLITE_MEMDEBUG) which verify that
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memory alloctions that might have come from lookaside are always freed
using a lookaside-aware free routine.
FossilOrigin-Name: c2af2164cf7b279ebb3e08201561348be6e765df
2010-03-12 16:32:53 +00:00
63da089314
Add the SQLITE_DBSTATUS_CACHE_SIZE verb for sqlite3_db_status(). The
...
highwater mark does not yet work on this verb.
FossilOrigin-Name: 418c6d8113bc337556b0d47acfd6a7d865d1121f
2010-03-10 21:42:07 +00:00
9f8da32662
Remove the "experimental" markings on most interfaces that have been around
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for multiple releases.
FossilOrigin-Name: d670e8bd51c794e2d7ea365ca553c2b74cf5a3a3
2010-03-10 20:06:37 +00:00
c92271c549
Fix typo in a comment in the sqliteInt.h. No changes to code.
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FossilOrigin-Name: 1716821ddb992fd6d1330604d4f59586bf056b00
2010-03-10 14:06:35 +00:00
drh