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20320 Commits

Author SHA1 Message Date
dan
9e24439c2f Fix a crash that could occur if the RHS of an IN expression is a correlated sub-query that refers to the outer query from within a window frame definition only. 
FossilOrigin-Name: 0524aaaf45681437c2dca3d31ff26a65bee7bd2074730277c29136635ee0be0f
 2019-03-12 09:49:10 +00:00
drh
37f6ffb887 Fix a harmless bug in the Makefile. 
FossilOrigin-Name: 62ac9cb07f5f2d14e716cd0f99f3f2fd34f6c9b4303619be8dfbca2eecf5b727
 2019-03-08 20:26:12 +00:00
drh
bcf1f41a62 Add new test cases in test/fuzzdata8.db 
FossilOrigin-Name: 97bdc090f30610cc5dd29101452d1647550387f9c6f742e50f1e07c3cf68a147
 2019-03-08 14:07:15 +00:00
drh
4b986b2a47 Patch makes balance_nonroot() slightly smaller and faster and more robust 
against corrupt databases.

FossilOrigin-Name: 174da3c32c9caebd642c31cb594597ccd5bb2a7fc501b1f49aef0b7b4765bfca
 2019-03-08 14:02:11 +00:00
dan
66b8457c7c Fix another segfault in fts3 that could occur with corrupt records. 
FossilOrigin-Name: fcc24edde471c2214add2dbc3a27da8890a7148105c5ffa024faf72457964a5f
 2019-03-08 13:27:27 +00:00
drh
9a518843f5 Detect an attempt to drop a btree that is not within the bounds of the 
database file and abort early with an SQLITE_CORRUPT error, to avoid
problems later on in the process.

FossilOrigin-Name: 235a9698f5e9b3c21dc51c9c5042becfb82fc1762a7519a46b9f9fdafe9b0f13
 2019-03-08 01:52:30 +00:00
drh
39c5c4ae06 Add the sqlite3_stmt_isexplain() interface. 
FossilOrigin-Name: ee642d3e2775ba4c73627ac71d0abf7a0f7a4ab3151d88e0076e9992f4814983
 2019-03-06 14:53:27 +00:00
drh
aff0fd483c Add an "|| CORRUPT_DB" term to an assert() that might be false if the database 
is corrupt.  Also add a branch to have sqlite3PagerMovepage() return
SQLITE_CORRUPT in that case.

FossilOrigin-Name: b0d5cf40bba34e459caa7480bc84a1d75496c2ab52029f4bb0a31f2d9369a8ee
 2019-03-06 14:08:41 +00:00
drh
aaad696141 Fix a potential 32-bit integer overflow in the "showdb" utility program when 
it is trying to interpret a corrupt database file.

FossilOrigin-Name: 3803e750384ec37091b0a6c350f8ef67720e316fd6f74c95e3c5f231c4a01ceb
 2019-03-05 23:49:17 +00:00
drh
91ed9ce0dd Add a script to tool/ that will extract the sqlite3.h header file from an 
sqlite3.c amalgamation.

FossilOrigin-Name: 38d2e510cdedf38153466b161c0842b1604aef7b5589c51f628ae7cbb6a8722a
 2019-03-05 16:53:16 +00:00
drh
7bf3133fef New dbfuzz2 test cases added to test/fuzzdata7.db 
FossilOrigin-Name: 25975e1fb2be0c011542c0a6b001385cec8113662df93dc618f725f2a4692bc2
 2019-03-05 14:47:53 +00:00
drh
0a31dc201e If the initial byte of a record is a large value, then always used the 
generalized record comparison routine sqlite3VdbeRecordCompare() rather than
one of the specialized versions that are optimized for shorter records.

FossilOrigin-Name: c1ac00706bae45fe9735061ada025880606cdfb8ecfdaa36b4e2d04275820861
 2019-03-05 14:39:00 +00:00
dan
4474e869fe Fix a problem preventing compilation with SQLITE_OMIT_UTF16. 
FossilOrigin-Name: 906d1fd8650874236e0bf5734d5347dcc45ec036164a56570fec37da4ffeaf8f
 2019-03-04 07:15:57 +00:00
drh
75db74fdae Improved comments on the fossildelta.c extension. 
FossilOrigin-Name: d7d23f0450d659b2c7df34e4df8623ca7b6fe3bd19422e3e9234515214ae8510
 2019-03-02 20:09:35 +00:00
drh
e22976c535 Fix the SQLITE_DIRECT_OVERFLOW_READ compile-time option so that it works 
with SQLITE_HAS_CODEC.

FossilOrigin-Name: fd085e9260bec18f968704abb2dd324d954baa121d13b67c3f5b801e9e3834aa
 2019-03-02 15:25:24 +00:00
drh
8f46f34e2d Remove a redundant parameter extraction call from the percentile.c extension. 
FossilOrigin-Name: d49c32e6e7cc341b5961d2c7b7c68d1649c6542eeec201660e3f82a55aea9e3b
 2019-03-02 12:17:35 +00:00
drh
f10c535fa5 The fts3_tokenizer() function returns NULL if the 
SQLITE_DBCONFIG_ENABLE_FTS_TOKENIZER setting is disabled, which is is
by default.

FossilOrigin-Name: f5732f4caf7a37a6445c61ae0d0ac14cc9deb897376e73aa36a1ead025b92c69
 2019-03-01 21:33:29 +00:00
drh
10cc16c954 Fix a minor comment typo. No code changes. 
FossilOrigin-Name: 9a0a93c89d3fdd0f9000a9226388e2e53f299165e043913f40b83bf597bfea04
 2019-03-01 21:12:40 +00:00
drh
b531aa8fd9 In a query that uses a partial index, the expression that is the WHERE clause 
of the partial index must always be true.  Use this fact to avoid evaluating
identical terms in the WHERE clause of the query.

FossilOrigin-Name: 9b2879629c34fc0a8e99d94648903eb93aabbc7a3682c80cb7382f9a9ca5ffb7
 2019-03-01 18:07:05 +00:00
drh
9cb0264041 Add the ".parameter" command to the CLI. 
FossilOrigin-Name: 1f9fa58541dc974989eee9c9a5d453956f7dbcf42965ece2db2cb5dee3f3f5e2
 2019-02-28 20:10:52 +00:00
drh
c06ede105d Add the new "bind_fallback" method to the "sqlite3" object in the TCL 
interface.

FossilOrigin-Name: c7f70b6d96338dba201e005104e7f7148c1a8cd767ab05e35b44617c4c797bc5
 2019-02-28 17:29:19 +00:00
drh
4ddf7f4211 New test case loaded into test/fuzzdata8.db. 
FossilOrigin-Name: 00ae0c6c4815366bd2f36bc054b13bc7b568dd0a3caceddf0eba4db33f010ee4
 2019-02-28 14:09:14 +00:00
dan
95fdb63b7f Avoid an assert() failure and an undefined left-shift operation in the fts3 snippet() function that could occur if the database was corrupt. 
FossilOrigin-Name: d5250db6322103326f0d5782ba049996d9ce8784f9e53a3112fb6f09f888f1c3
 2019-02-28 13:41:35 +00:00
drh
45616c7f75 Add an "|| CORRUPT_DB" term to an assert() statement in the btree defragmenter. 
FossilOrigin-Name: 6bfd8655f006e031c0d4c988356c4b9206efa6bfdb034fde8ffa3361521a4844
 2019-02-28 13:21:36 +00:00
drh
8e0f794d17 Enable the LIKE optimization when the ESCAPE keyword is present and the 
PRAGMA case_sensitive_like pragma is ON.

FossilOrigin-Name: 6ae4b8c525f446ddb0e0bdd5e4e01e06e2ab975e3effa42fce6a1102b3a39830
 2019-02-27 23:05:14 +00:00
drh
0319934322 Fix the readfile() UDF so that it returns an empty BLOB, not an OOM error, 
when reading an empty file.

FossilOrigin-Name: 0edad5339e36d69aed9289bb3e60d35f9930386d76a62bb0194c4fdf420d16fb
 2019-02-27 19:59:56 +00:00
dan
89d249364e Add the "-returntype" option to the "db function" Tcl method. 
FossilOrigin-Name: 789a492b68c353e2b763d67d399722b7ab61bfe09b472466df2821f65cab1be9
 2019-02-27 16:38:19 +00:00
dan
f26b145385 Verify that fts5 auxiliary functions cannot be used in aggregate queries. 
FossilOrigin-Name: 122330dba3eb2492875bd02a46442306f73e251408447af5e5914ee0c8d6a110
 2019-02-27 15:26:03 +00:00
dan
69e224f88a Reformat the white-space in a few test cases so that the tests work with Tcl 8.6.9. 
FossilOrigin-Name: 29d02bf2fa9ecacbcc3e862ca70382f5875da8c1dc7fd27366190045fcc42b15
 2019-02-26 19:16:49 +00:00
drh
ddc28c23d5 Minor change to dbfuzz2 that allows it to be compiled against older versions 
of SQLite.

FossilOrigin-Name: 6d39d6a68bf09e0b4f6706218373e74fc03148fd8bdba5031c3de2f750d87cf2
 2019-02-26 18:21:08 +00:00
drh
bfa70de117 New test cases added to test/fuzzdata8.db. 
FossilOrigin-Name: 61fdfc57b9539cb6da5fc24653da2c8fb7c041a7409df911df11b987ed479a3a
 2019-02-26 17:52:44 +00:00
drh
5cb1ffc1bd Allocate a few extra bytes for the pager temp page as an overrun buffer while 
processing corrupt database files.

FossilOrigin-Name: e7aca0714bc475e04b16e9db78722ce025d2a1382f80cfc0a49cff2af904eae5
 2019-02-26 17:49:07 +00:00
drh
eaac9996ed Use unsigned integers to count the number of pages in a freelist during 
an integrity_check, to avoid any possibility of a signed integer overflow.

FossilOrigin-Name: 05b87e0755638d31f6d8918f8758362f8c3981661449b5171180a8498f66bd9d
 2019-02-26 16:17:06 +00:00
drh
2b454e0335 Fix a harmless compiler warning that only comes up during debug builds. 
FossilOrigin-Name: 848869ced988ca4d0ac76d43f984360fd11997a580719cccf8d55becea4e8fb1
 2019-02-26 16:11:46 +00:00
drh
9ebe59d6ff Update the configure-generated makekfile to generate a portable pkgIndex.tcl. 
FossilOrigin-Name: 35cbee7fe4a0b7ca06206ca2f69fc35abe3de4929070d6585ab765af82027438
 2019-02-26 12:29:25 +00:00
drh
8b738d0865 Enhance the command-line shell to accept bound parameters, using the 
TEMP table named "$Parameters" to look up the values for bound parameters.

FossilOrigin-Name: 7c941ce5bcc872ec92cbe0e409fd773f44a5ab1f814e689ad57f756b911e2b96
 2019-02-25 18:43:54 +00:00
drh
c3017e7b4a Update comments on the fossildelta extension. No changes to code. 
FossilOrigin-Name: 9da4fb59b28686630d63a79988b458726332cf06cc0e6e84d7c0a7600f5fcab0
 2019-02-25 14:52:43 +00:00
drh
7edcb11ca7 Fix a typo in the documentation for sqlite3_total_changes(). 
FossilOrigin-Name: 8474c1560e0c3a28c6a7ed360202a8e7caae3c8259f60bbfa6d2948ab7876f51
 2019-02-25 14:16:19 +00:00
dan
f2e5c98613 Fix a couple of assert() statements in fts3 that can be false if the database is corrupt. 
FossilOrigin-Name: 84162af521f29df8a186163fbdef9856e1aa8aba78e74d7df0ba2cc83bb86240
 2019-02-23 20:48:41 +00:00
drh
7f414c0c0c Check-in [fa792714ae62fa98] is incorrect. Add a test case to refute it and 
also a fix to make it right. 
Then add an alternative fix to ticket [df46dfb631f75694] in which
all ephemeral tables used as the RHS of an IN operator be index btrees
and never table btrees so that they can always be reused.

FossilOrigin-Name: d3915230e3ee5878fe2e65a0afb7e91ee124aaf46b4e28c6e00053d6df13d445
 2019-02-23 00:21:00 +00:00
drh
4bdd26dfab Remove a testcase() macro which is now unreachable due to the contraction of 
the use of IN_INDEX_ROWID.

FossilOrigin-Name: 90c5a17cd526b256753f876e575f3e731d5e8b9dd6e196cf8d8f7306e099b91c
 2019-02-23 00:08:09 +00:00
drh
50ef6716d2 Make all ephemeral tables built to hold the RHS of an IN operator be 
index-btrees, never table-btrees, regardless of whether or not they are
used as IN_INDEX_LOOP or IN_INDEX_MEMBERSHIP.  That way, the same ephmerial
table can be reused for both cases.

FossilOrigin-Name: c2d50df8fd1a1fdae6226a3e77296ded09b53a74540caedd4868e686a93cbc10
 2019-02-22 23:29:56 +00:00
drh
bc0a55cf0b Check-in [fa792714ae62fa980] is not a valid fix for ticket 
[df46dfb631f75694], as the new test case in this check-in demonstrates.
The fix here causes test cases for the [df46dfb631f75694] bug to fail
again, so this check-in is on a branch.  A new fix is needed for
[df46dfb631f75694].

FossilOrigin-Name: 0d456456da6e25b20d9d27ca95f1013082bca52ee74ee9bf91732a9fa843ea45
 2019-02-22 21:33:56 +00:00
dan
f030b37682 Internally, remove all references to a Window object that belongs to an expression in an ORDER BY clause if that expression is converted to an alias of a result-set expression. Fix for [4feb3159c6]. 
FossilOrigin-Name: 579b66eaa0816561c6e47ea116b46f229188f0fc84c1173bfe0d21df2dff9a9a
 2019-02-22 19:24:16 +00:00
drh
480c572f2d In sqlite3NestedParse() be sure to detect all SQLITE_NOMEM and SQLITE_TOOBIG 
errors and to distinguish between them.

FossilOrigin-Name: 73056b314bd63288c662752e9bd469b70264c38031c1c857460e64fdb1ed4e2e
 2019-02-22 16:18:12 +00:00
drh
255a81f10a Modify sqlite3_str_finish() and sqlite3VMPrintf() so that they always 
return NULL on any OOM or SQLITE_LIMIT_LENGTH error.

FossilOrigin-Name: e7144ffd21294d7aebbfa6aa5a262797a6d16de11193f1bf6b75f5f27b04c940
 2019-02-22 15:42:10 +00:00
drh
dbdddc99d8 Detect oversized strings in the OP_String opcode even if the P4 argument 
is originally UTF8 and has to be converted to UTF16 to match the database
file and that conversion causes the string to become shorter and cross
below SQLITE_LIMIT_LENGTH threshold.  This might fix an OSSFuzz problem
that we have been so far unable to reproduce.

FossilOrigin-Name: c13d563925db12bc2c91ff9432050261e5bd39d960e2739777a66bf804df2e31
 2019-02-21 16:41:34 +00:00
drh
6a1bfc9a6d Changes to the unix VFS that allegedly enable it to build of Fuchsia. 
We have no way of testing this.

FossilOrigin-Name: be21a6416d47ff7db995006a0422b745044d9b8bb5bad3c53342aa6e2e524771
 2019-02-20 19:20:16 +00:00
drh
7e85e9033f Disable unix-specific features of dbfuzz2 when compiling on windows. 
FossilOrigin-Name: af84774d1eebcfe6a61b564b4edf280ad3c3a93f39b7f70b6fcc56f7bbdfb9eb
 2019-02-20 19:06:16 +00:00
drh
8cf92890f2 Avoid the use of function pointers in columnName(), as function pointers 
appear to be a source of consternation to LLVM.

FossilOrigin-Name: c48f6f39c5f89a338fed7153553a27a5d882d4d8db8221e911b96e0dd57c53d9
 2019-02-20 18:13:57 +00:00