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30,100 Commits 1,570 Branches 183 Tags
optimize-null-values
Commit Graph

1670 Commits

Author SHA1 Message Date
dan
1f9f576695 Fix another msan complain triggered by a corrupt database. 
FossilOrigin-Name: d235d406283191fc7b9e1299be602f1e8be6f36cee8b183cf85c8660519a1c3b
 2021-03-01 16:15:41 +00:00
drh
8ab79d6135 Add NEVER() to a branch that check-in [5d54d9fd40638138] apparently made 
unreachable.

FossilOrigin-Name: 5c8e6296aa9f69a092364524b716ba894f113f7f1e6024b9a2eaa01c239e65c1
 2021-02-04 13:52:34 +00:00
drh
9e673ace5b Improved corrupt database detection in balance_nonroot(). 
FossilOrigin-Name: 5d54d9fd406381383afdf10612bfd590afc4142215d9bca09e227e3aa5baa102
 2021-02-01 12:39:50 +00:00
drh
906602ac3f Do not allow VACUUM to resize the page_size to 512 if the reserve_byte value 
is 31 or greater. [forum:/forumpost/e807885dc5|forum post e807885dc5].

FossilOrigin-Name: d5ea75a09d4bf61262cead2604e35d8331b727c504807592d09f5d9e01ce794a
 2021-01-21 21:36:25 +00:00
drh
0a8b6a9f8f Enhance the sqlite3BtreeTransferRow() routine so that it does more careful 
checks for corrupt database pages.

FossilOrigin-Name: 85952e71175dae73c4e587a3b80783825d91fe8567a819e072da651c1ff4131b
 2020-12-16 21:09:45 +00:00
drh
e5baf5c283 Remove an unnecessary and incorrect #ifdef. Fix harmless compiler warnings. 
FossilOrigin-Name: 31cd1bbfa5b06723288d99d1cb423f88353bdef770b82e9103f71a796d66f660
 2020-12-16 14:20:45 +00:00
dan
7f60706691 Fix another integer overflow triggered by a corrupt database in recently modified vacuum code. 
FossilOrigin-Name: 4e2dd2a53364f1fed48b995fd5d2642472585f6da5e4735e9da193ba7ff45514
 2020-12-15 19:27:20 +00:00
dan
59964b4010 Fix an integer overflow problem in new VACUUM code. 
FossilOrigin-Name: 59b4367fd852ba1bfefdff99a27b11657495a3f114ed6f85fdcf6c532f4a19fa
 2020-12-14 15:25:14 +00:00
dan
855aed19e2 Fix an assert() broken by recent changes to vacuum. 
FossilOrigin-Name: dd058da85ca54ae70e26cb0bdc75ff42998d4a8b29a5e2dcac44ee0e45776a85
 2020-12-11 19:01:24 +00:00
dan
9257ddbf87 Remove a redundant branch added by [56a54258560]. 
FossilOrigin-Name: b4d6f6d728738710249ad74236c31a1872fdff7dadabd4c4a67d05826eb5df9e
 2020-12-10 19:54:13 +00:00
dan
d2ffc9721e Fix minor issues with new code on this branch. 
FossilOrigin-Name: f7fa76d0963e7b34026dc20c920bfbf7961033fe2b99503f6857157595f86823
 2020-12-10 19:20:15 +00:00
dan
7aae73588a Better integrate the changes on this branch with OP_Insert and OP_IdxInsert. 
FossilOrigin-Name: 101cef14910d6e865a94bc870aed599321b893188062a9a61d70a9434992cf23
 2020-12-10 18:06:24 +00:00
dan
cd1b2d0b54 Transfer large index or WITHOUT ROWID records between b-trees when vacuuming without loading them into memory. 
FossilOrigin-Name: dfd4ca6891a893d0e9551689954d3e79114d5565f8a5264f96ad1d64fe1d6280
 2020-12-09 20:33:51 +00:00
dan
ebbf36878c Avoid loading large intkey rows when VACUUMing, even if the page-size is changing. 
FossilOrigin-Name: 0d2c3776065dc94119899ae4164995193b82fca7ac31868f3141b729d0b65ab9
 2020-12-09 16:32:11 +00:00
dan
036e0675e6 Experimental changes to vacuum to avoid loading large records entirely into memory. Currently only works in limited cases only - for rowid tables when the page-size does not change. 
FossilOrigin-Name: c90e063ca9ddcdd1e9f1a2e25a3f7d6e7ee798373ad8acf65b90536b0a124c0d
 2020-12-08 20:19:07 +00:00
drh
a7fc1686e4 Fix a harmless typo in a comment. 
FossilOrigin-Name: b2a201f1b5dc2fc94b360df4807c108fac47db2399edd8763efbdd66b71ffe5f
 2020-11-24 19:55:49 +00:00
drh
a957e22fa4 Add an sqlite3FaultSim() call to btreeNext() to make it easier to 
simulate I/O errors in calls to sqlite3BtreeNext(), and in OP_SeekScan.

FossilOrigin-Name: 29cca775d3f5411624f0a8d55d34a038a24f1009d25b097315adb64e70c4b299
 2020-09-30 00:48:45 +00:00
dan
78f04753ae Fix a tsan error that could occur when using shared-cache mode. 
FossilOrigin-Name: de80bc87300257cc49d98e2d22e914211f213dce912f320c8b37b3883c73923c
 2020-09-04 19:10:43 +00:00
drh
37ccfcfeb9 New test-control that returns the number of calls to 
sqlite3BtreeMovetoUnpacked() on the main database and then resets the
counter.  This only works for SQLITE_DEBUG builds.

FossilOrigin-Name: dca5b91926431768babac28a6faf7674a5014db95caba727995b470e92b3182a
 2020-08-31 18:49:04 +00:00
drh
99744fa4ab Add support for the sqlite3_txn_state() interface. 
FossilOrigin-Name: ad195e3dd89d0f33b50070c18fb8f43c4eb24162515dfdd7c04d9e7d96b902a2
 2020-08-25 19:09:07 +00:00
drh
47eb561c40 Simplify #ifdefs associated with Parse.eParseMode. Fix an #ifdef error 
associated with SQLITE_OMIT_AUTOVACUUM.

FossilOrigin-Name: 5bbd4bddd3b9fa64d134ed62bce3eb4a09456bf24dec2474b5d764a3a3775964
 2020-08-10 21:01:32 +00:00
drh
53218e2e2c Back out a NEVER() that turns out to be reachable. 
FossilOrigin-Name: 8cf342d4e5eb67b17aee595d9d75f7798eccaebc1ec88e646d344d8d4ab64977
 2020-07-31 23:34:53 +00:00
drh
41af5b34bb Remove an ALWAYS() that turns out to be reachable. 
FossilOrigin-Name: 12bb75d9edc4c11de58d8b1105b95366c58ac4daaa9ad659499dded89a0d7cb5
 2020-07-31 02:07:16 +00:00
drh
48bf2d72b9 Fix unreachable branches. 
FossilOrigin-Name: 905752da9815ff8242b3cb9a77b1ffdc5cfc76143f47c774890f617a542457a5
 2020-07-30 17:14:55 +00:00
drh
8deae5ade3 Fix signed/unsigned compiler warnings. 
FossilOrigin-Name: 1d69eee8b085d514f442840346f001b4785f8ec64f5ba66943e9577b26e2e29c
 2020-07-29 12:23:20 +00:00
drh
1024822ba8 Earlier detection of out-of-range page numbers in the btree layer. 
FossilOrigin-Name: 805bb67a82be51dc6077480691ed815c63a37bd8fc00cf7e67e020349c6e322e
 2020-07-28 20:32:12 +00:00
drh
ed109c06e1 Merge support for partial integrity checks. 
FossilOrigin-Name: b5443b47af95f4f0ef527bee90f186ee25faa5df197dbcc3e14d48eee095e4aa
 2020-07-23 09:14:25 +00:00
drh
17d2d592fb Add the ability to do a PRAGMA integrity_check (or quick_check) on a single 
table by specifying the table name as the argument.

FossilOrigin-Name: 65dd321432e8f80bc1cb11be8ca06656b41ac997a74a5eb271c797cf0fbb764e
 2020-07-23 00:45:06 +00:00
drh
584e8b7630 All TCL tests now passing. 
FossilOrigin-Name: 4c5f3c6cacf84a36d0347790d98d82d1f584cd1537a13a2736348405c4d20367
 2020-07-22 17:12:59 +00:00
drh
abc3815860 Continuing work toward supporting unsigned 32-bit page numbers. 
FossilOrigin-Name: 9ce1710aad43cebe5ad50859c7685fb83e40cdd4a60913bd2b7e659bc59942fd
 2020-07-22 13:38:04 +00:00
drh
e9261dbd53 Initial changes to allow database up to 281TB in size. 
FossilOrigin-Name: 9cb7da9bdb666ea40771513b89591dca275f1e92092b39190df747e3797178a3
 2020-07-20 12:47:32 +00:00
drh
bc2cf3b295 Early detection of freelist size corruption in incremental vacuum. 
FossilOrigin-Name: f25a56c26e28abd44373230c6b5763aed35c9a7648abede8a53409dccc0bee1d
 2020-07-14 12:40:53 +00:00
drh
a1085f0640 Improved detection of a corrupt database schema. Fix for a problem discovered 
by dbsqlfuzz.

FossilOrigin-Name: 30735432bc33cb953b6d7d2a2de9eb378f9740e0e663f50c727c3f138cd43a2b
 2020-07-11 16:42:28 +00:00
drh
8ddf635811 Change the name of IntegrityCk.mallocFailed to IntegrityCk.bOomFault to 
avoid confusion with the sqlite3 object field with the same name.

FossilOrigin-Name: 87c7d962581f4bb1224086701352850ede9847dc76235b33c7c2a35ef594d382
 2020-06-29 18:30:49 +00:00
drh
067b92ba00 Extend the refactoring into extensions. Clean up stray newlines. 
FossilOrigin-Name: 7a876209a678a34c198b54ceef9e3c041f128a14dc73357f6a57cadadaa6cf7b
 2020-06-19 15:24:12 +00:00
drh
1e32bed3c1 Further refactoring of the schema table name. 
FossilOrigin-Name: 9536fa0ae0c1ae6e2e98d2fa11e5acda7f3c9b8ca5061b6f7f8cae63a11d936b
 2020-06-19 13:33:53 +00:00
drh
ccb2113a62 Refactoring various names. No changes in the resulting machine code. 
FossilOrigin-Name: 7bb08b1bfcf184e4b59c8c9028926a0052612ff6a6731914ccdb8dee07ea4a98
 2020-06-19 11:34:57 +00:00
dan
877859f2d3 Fix an assert() that could fail when operating on a database with a corrupt schema. 
FossilOrigin-Name: 4a340c9bc7d939efc947e3b17ca79314482f74368b15567dd089d40e4270890e
 2020-06-17 20:29:56 +00:00
drh
346a70ca1e Provide "sqlite_schema" as an alternative name to the table that holds the 
database schema.

FossilOrigin-Name: 61782a7ae3c25cf59d7a676cb295eb024d17c46e532ae78c6fe871a91d712fa9
 2020-06-15 20:27:35 +00:00
drh
6aa7515c46 Remove a NEVER() that turns out to be reachable. 
FossilOrigin-Name: 44e573ecd5c2b60107133d60c51f3a04a3f904e9c1cf926e9b8ea977c7acae8d
 2020-06-12 00:31:52 +00:00
dan
11a8182e5c Fix an error that could occur if the first transaction executed by a connection configured to use blocking locks is a write-transaction for which the WRITER lock cannot be obtained. 
FossilOrigin-Name: 49e4dc72f7a4b28e4b49d7b91030bc986aea3ff44dac38cb6e68305800cd1de5
 2020-05-07 14:26:40 +00:00
dan
4cbe5d3588 Merge trunk changes into this branch. 
FossilOrigin-Name: ac4ee69664278a828e0a64c5be3b96fdb6eb6acc95646a9425c667aea328791c
 2020-05-07 14:05:08 +00:00
drh
e937df81f0 Fix the handling of reserve-bytes so that the maximum value of 255 can be used. 
FossilOrigin-Name: 99749d4fd4930ccf15227f67c732266af9e09dd3cabdc0834fb450ef98196441
 2020-05-07 01:56:57 +00:00
drh
783e159e48 Fix harmless compiler warnings. 
FossilOrigin-Name: 92dc59132f8547635d73c61c21ea29b380c401ddc84a6d01412808e00386b9e8
 2020-05-06 20:55:38 +00:00
dan
7bb8b8a4f7 Add error code SQLITE_BUSY_TIMEOUT, used internally by the OS layer to indicate that a call to xShmLock() has failed due to timeout of a blocking lock. 
FossilOrigin-Name: f3ef9c7c2b4ba3de1057ad569f068b241d5f23e6629d8e0dacf85e57fd13b8aa
 2020-05-06 20:27:18 +00:00
dan
fc87ab8c4a Fix compiler warnings in non-SQLITE_ENABLE_SETLK_TIMEOUT builds. 
FossilOrigin-Name: 22de99ef410ba2a540871f3e61157d8dc4b969416f14808aeca73971b17fcd51
 2020-05-06 19:22:59 +00:00
dan
861fb1e9dc Block on the WRITER lock when attempting to run recovery. 
FossilOrigin-Name: 105d6c9bbcadc64faa2b24e315cb13227b17cfc6bf1b3512713f80ce56976a3d
 2020-05-06 19:14:41 +00:00
dan
293e9f5d6c Merge latest trunk changes into this branch. 
FossilOrigin-Name: a3727dba10b476f414f0a049b35f2a5c169a408eccefa6833821560684e07f8b
 2020-05-06 15:07:25 +00:00
dan
58021b237a Unless upgrading an existing read transaction, have ENABLE_SETLK_TIMEOUT builds attempt to use a blocking lock when opening a write transaction on a wal mode database. 
FossilOrigin-Name: d6f819a9e6b35f3fd558bd93255a6a24ad690a0fa15a82b009ca9c641db983c6
 2020-05-05 20:30:07 +00:00
drh
fde2592503 The only known path to a corruption detection branch was cut off by the 
previous commit implementing earlier index corruption.  So make the branch
NEVER.  Maybe a fuzzer will find a new path.

FossilOrigin-Name: 9a84d8eb44b12ddea921baa73ac3bffa8c8d23a852605dc1dbde37907360bd79
 2020-05-05 19:54:02 +00:00