]> git.ipfire.org Git - thirdparty/sqlite.git/log
thirdparty/sqlite.git
8 years agoAdd debugging functions btreePageOriginFile() and btreePageOriginOffset(). btree-debug
dan [Sat, 27 May 2017 18:05:32 +0000 (18:05 +0000)] 
Add debugging functions btreePageOriginFile() and btreePageOriginOffset().

FossilOrigin-Name: 214d238a4763adffa914232ffb4a94b27008f5429d2952d139490d6f9fd4114e

8 years agoMerge all fixes from the 3.19.2 release.
drh [Thu, 25 May 2017 17:36:33 +0000 (17:36 +0000)] 
Merge all fixes from the 3.19.2 release.

FossilOrigin-Name: 12964240f1e497e6f02e4a87bf3eff75c807020108c3de83977264cc66188b8d

8 years agoVersion 3.19.2 version-3.19.2
drh [Thu, 25 May 2017 16:50:27 +0000 (16:50 +0000)] 
Version 3.19.2

FossilOrigin-Name: edb4e819b0c058c7d74d27ebd14cc5ceb2bad6a6144a486a970182b7afe3f8b9

8 years agoThe SQLITE_EXTRA_IFNULLROW compile-time option causes OP_IfNullRow opcodes
drh [Thu, 25 May 2017 11:39:50 +0000 (11:39 +0000)] 
The SQLITE_EXTRA_IFNULLROW compile-time option causes OP_IfNullRow opcodes
to be issued for references to the right-hand side table of *any* flattened
join, not just LEFT JOINs.  This puts extra stress on the OP_IfNUllRow opcodes
for testing purposes.

FossilOrigin-Name: 1a074c8a2bc0b28918ef905339d11a21d30101b4ea8c06c8b3faca7d17237538

8 years agoThe TK_IF_NULL_ROW expression node must be treated as a variable that
drh [Thu, 25 May 2017 00:28:36 +0000 (00:28 +0000)] 
The TK_IF_NULL_ROW expression node must be treated as a variable that
references the table Expr.iTable.
Proposed fix for ticket [7fde638e94287d2c].

FossilOrigin-Name: b30a364a12d9865242b1444984cd25ee126dc69108d5c6a2d4b35df184437fe9

8 years agoIncrease the version number to 3.19.2 since ticket [7fde638e94287d2] is
drh [Thu, 25 May 2017 00:12:04 +0000 (00:12 +0000)] 
Increase the version number to 3.19.2 since ticket [7fde638e94287d2] is
going to necessitate another patch release.

FossilOrigin-Name: c315727acd5fffe6e83ad9a5e84360d5cfa9aa8faa10d4970ea9823c7e8126ee

8 years agoVersion 3.19.1 version-3.19.1
drh [Wed, 24 May 2017 13:08:33 +0000 (13:08 +0000)] 
Version 3.19.1

FossilOrigin-Name: f6d7b988f40217821a382bc298180e9e6794f3ed79a83c6ef5cae048989b3f86

8 years agoDisable the LEFT JOIN flattening optimization for aggregate queries, as it
drh [Tue, 23 May 2017 15:33:41 +0000 (15:33 +0000)] 
Disable the LEFT JOIN flattening optimization for aggregate queries, as it
does not currently work.  Further fix for ticket [cad1ab4cb7b0fc344].

FossilOrigin-Name: 05ada741554b9fd00befcf7b4083637f53de68699ae5210ac18e0773ad1a9910

8 years agoEnsure that the expression rewriter inside the query flattener decends into
drh [Tue, 23 May 2017 12:44:57 +0000 (12:44 +0000)] 
Ensure that the expression rewriter inside the query flattener decends into
the substructure of the TK_IF_NULL_ROW operator.  This is a continuation
of the fix for ticket [cad1ab4cb7b0fc344].

FossilOrigin-Name: 28d2902d8f4dfbbfc610f271e00d353b0baae386b56b482f96b88836410be129

8 years agoChange the version number to 3.19.1.
drh [Tue, 23 May 2017 01:35:22 +0000 (01:35 +0000)] 
Change the version number to 3.19.1.

FossilOrigin-Name: 16656b8ff5cf79565b0b30f804f5f924fabfe989fdf00a2e7c30fe4438143981

8 years agoRemove a surplus semicolon, which was harmless on gcc and clang but caused
drh [Tue, 23 May 2017 01:30:26 +0000 (01:30 +0000)] 
Remove a surplus semicolon, which was harmless on gcc and clang but caused
compile-time errors on msvc.  This only comes up using the encryption extension.

FossilOrigin-Name: 4510d55d1e2e23d4a4470dbd414161beec2ceefb7537fd66ea3c347e11624dfc

8 years agoWhen flattening a query, make sure iTable attribute of TK_IF_NULL_ROW
drh [Tue, 23 May 2017 01:29:35 +0000 (01:29 +0000)] 
When flattening a query, make sure iTable attribute of TK_IF_NULL_ROW
operators (that result from a prior flattening of a LEFT JOIN) are updated
correctly.  Fix for ticket [cad1ab4cb7b0fc344].

FossilOrigin-Name: 919d36e6ea112c8c94f01e02611c48e78c441657e6898a466cfc39f1e0001403

8 years agoPull in all changes from the 3.19.0 release.
drh [Mon, 22 May 2017 19:24:01 +0000 (19:24 +0000)] 
Pull in all changes from the 3.19.0 release.

FossilOrigin-Name: bbd2d0e1400984c9fabb4df015981c09ad172139ffa33db5132951d4f1f6fc96

8 years agoVersion 3.19.0 version-3.19.0
drh [Mon, 22 May 2017 13:58:13 +0000 (13:58 +0000)] 
Version 3.19.0

FossilOrigin-Name: 28a94eb282822cad1d1420f2dad6bf65e4b8b9062eda4a0b9ee8270b2c608e40

8 years agoInclude the "msvc.h" header file in the amalgamation tarball.
drh [Mon, 22 May 2017 13:06:45 +0000 (13:06 +0000)] 
Include the "msvc.h" header file in the amalgamation tarball.

FossilOrigin-Name: 3dd6fe53c7ae6ebe2393e956d040e00b8cd0589674d20aafe1585aaa61325bbe

8 years agoPrevent a possible NULL pointer dereference in the OP_Found opcode that
drh [Fri, 19 May 2017 23:04:04 +0000 (23:04 +0000)] 
Prevent a possible NULL pointer dereference in the OP_Found opcode that
can follow an OOM error.  Problem found by OSS-Fuzz.

FossilOrigin-Name: 50ad60ded54aa22dfdf519ed5da6451de790e22a972ff299f7976fbdce7a0579

8 years agoBranch for the 3.19 release.
drh [Fri, 19 May 2017 20:46:27 +0000 (20:46 +0000)] 
Branch for the 3.19 release.

FossilOrigin-Name: f2b829ec52c2037eba4feb9427c56d84aca736cb5fc841dfe91cfff22cf660c1

8 years agoFix some problems in fts5 code detected by -fsanitize=undefined.
dan [Fri, 19 May 2017 12:32:32 +0000 (12:32 +0000)] 
Fix some problems in fts5 code detected by -fsanitize=undefined.

FossilOrigin-Name: 35f721045dfe3f82e016938ab1a668bfc37b6b57b8813cc963ef640ec82de58d

8 years agoUpdate the tool/warnings.sh script to automatically use the right options on OpenBSD..
dan [Tue, 16 May 2017 09:49:42 +0000 (09:49 +0000)] 
Update the tool/warnings.sh script to automatically use the right options on OpenBSD..

FossilOrigin-Name: 7940bff32aa6ea868a53680822d148b7ec7a075c01ae9e0d5ad9859bcc339054

8 years agoFix the build so that it works again with SQLITE_OMIT_SUBQUERY.
drh [Mon, 15 May 2017 15:12:24 +0000 (15:12 +0000)] 
Fix the build so that it works again with SQLITE_OMIT_SUBQUERY.

FossilOrigin-Name: bb0d9281588b8cc24bf2f1f10d0c56277004226adaa2ce5037782503b283b45d

8 years agoImprovements to the omittest.tcl script.
drh [Mon, 15 May 2017 15:05:48 +0000 (15:05 +0000)] 
Improvements to the omittest.tcl script.

FossilOrigin-Name: 0f05d7e93a73bbeac0a09bbd614287507355a7d75fc7b98729bcf7607fc8e125

8 years agoMake sure the 'sqlite3changegroup_*' functions are included in the SQLITE_APICALL...
mistachkin [Fri, 12 May 2017 14:05:11 +0000 (14:05 +0000)] 
Make sure the 'sqlite3changegroup_*' functions are included in the SQLITE_APICALL handling.

FossilOrigin-Name: a123cb93307a6c48bd711d6af9828c87a1365e023f6fe4ca6eae264c8ec5e0c0

8 years agoAdd another test case for the new authorizer functionality.
dan [Thu, 11 May 2017 19:09:19 +0000 (19:09 +0000)] 
Add another test case for the new authorizer functionality.

FossilOrigin-Name: 339df63f4064f3b9c8d4e8b82e72d00b49d9406bc350b14809a4caf7ddc4b736

8 years agoMerge recent enhancements from trunk.
drh [Thu, 11 May 2017 18:49:57 +0000 (18:49 +0000)] 
Merge recent enhancements from trunk.

FossilOrigin-Name: b55c0f14c3250cdd0b38193d9f4c4ad3da977d280d7509d0c8db8552176b2e10

8 years agoEnhance the json_extract() function to reuse parses of the same JSON when
drh [Thu, 11 May 2017 18:42:19 +0000 (18:42 +0000)] 
Enhance the json_extract() function to reuse parses of the same JSON when
the function appears multiple times in the same query.

FossilOrigin-Name: 3ba9e7ab79e32090a71c7aa152da9bd5951940ae5e2cf433bceadeb6bfca193f

8 years agoDo not save the state of an fts5 merge operation mid-way through an input
dan [Thu, 11 May 2017 18:14:06 +0000 (18:14 +0000)] 
Do not save the state of an fts5 merge operation mid-way through an input
term, even if no previous entry for that term has caused any output. Doing so
may corrupt the FTS index.

FossilOrigin-Name: 9a2de4f05fabf7e725666fb8824ae1adad56834d7ae4f2e118375bb6f9c0ae77

8 years agoCache the JSON parse used by json_extract(). auxdata-cache
drh [Thu, 11 May 2017 16:49:59 +0000 (16:49 +0000)] 
Cache the JSON parse used by json_extract().

FossilOrigin-Name: 44ca6c2c4639f3c50ae9233ee299ff0fc4566462c31f28d8676f8de7ffdcd7f0

8 years agoNegative N values in sqlite3_get_auxdata() and sqlite3_set_auxdata() can be
drh [Thu, 11 May 2017 15:20:18 +0000 (15:20 +0000)] 
Negative N values in sqlite3_get_auxdata() and sqlite3_set_auxdata() can be
used to access an auxiliary data cache over all functions in a single prepared
statement.

FossilOrigin-Name: ff5306752e83e760255a10f20168c0f090929a4fee2a5f720dfab36f0ee72fae

8 years agoNew requirements marks and documentation for the authorizer.
drh [Thu, 11 May 2017 13:43:57 +0000 (13:43 +0000)] 
New requirements marks and documentation for the authorizer.

FossilOrigin-Name: 3980ea0911b3ad3f86d7a7bdc6503f233315c274f473e18831e13eda2c238eeb

8 years agoImprovements to the sqlite3_set_authorizer() documentation.
drh [Thu, 11 May 2017 12:27:21 +0000 (12:27 +0000)] 
Improvements to the sqlite3_set_authorizer() documentation.

FossilOrigin-Name: 47629b1911e52445aad8ea969137bddf0019c55b4a4f0de8e77decb6a434c8a2

8 years agoChange the SQLITE_READ authorization call for unreferenced tables to use
drh [Thu, 11 May 2017 12:05:23 +0000 (12:05 +0000)] 
Change the SQLITE_READ authorization call for unreferenced tables to use
an empty string for the column name, as this is less likely to impact legacy
authorization callbacks that assume column names are always non-NULL.

FossilOrigin-Name: 4139953ab528f20fa346409810edcb22adb6c1edc9d22f40b1b077ef842a2441

8 years agoRename fields of the internal AuxData object to make them unique and easier
drh [Wed, 10 May 2017 19:42:52 +0000 (19:42 +0000)] 
Rename fields of the internal AuxData object to make them unique and easier
to search for.

FossilOrigin-Name: 2be9850cef6492e168243807c34af72119ffbe414027a12c4eda6c421b5b950d

8 years agoImproved documentation for the SQLITE_READ authorizer callback. No code changes.
drh [Wed, 10 May 2017 16:33:48 +0000 (16:33 +0000)] 
Improved documentation for the SQLITE_READ authorizer callback. No code changes.

FossilOrigin-Name: 92c5ea7047323d10f762877c5f56d20a3e609e8b55efcfe4880ef3048821ac1f

8 years agoInvoke the SQLITE_READ authorizer callback with a NULL column name for any
drh [Wed, 10 May 2017 16:12:00 +0000 (16:12 +0000)] 
Invoke the SQLITE_READ authorizer callback with a NULL column name for any
table referenced by a query but from when no columns are extracted.

FossilOrigin-Name: 92ab1f7257d2866c69eaaf4cf85990677b911ef425e9c5a36a96978cccfb551c

8 years agoFix a couple of test scripts so that they work with
dan [Wed, 10 May 2017 13:36:04 +0000 (13:36 +0000)] 
Fix a couple of test scripts so that they work with
-DSQLITE_DISABLE_FTS4_DEFERRED builds.

FossilOrigin-Name: 30018d31068f3182d713a6cf09753b27b16a6f912d39a5e6c1363da83bec3125

8 years agoAvoid unnecessary codec operations on in-memory subjournals.
drh [Wed, 10 May 2017 12:58:34 +0000 (12:58 +0000)] 
Avoid unnecessary codec operations on in-memory subjournals.

FossilOrigin-Name: 199b2a84992823b4687588a5ba20bec9c42579887068ac21caf08df3895f41ed

8 years agoDo not invoke codec macros for in-memory subjournals. codecless-inmemory-subjournal
drh [Wed, 10 May 2017 12:49:50 +0000 (12:49 +0000)] 
Do not invoke codec macros for in-memory subjournals.

FossilOrigin-Name: d2bb0066f7c8413ef9992e6b07641cdf40ad260778074bd83cc22dcaba87860b

8 years agoDo not invoke codec macros when reading or writing an in-memory sub-journal.
dan [Mon, 8 May 2017 18:29:36 +0000 (18:29 +0000)] 
Do not invoke codec macros when reading or writing an in-memory sub-journal.

FossilOrigin-Name: 2c145ee6c9e7916f022331453384cbe61ee3654c08a1b88467f85235b5bc18c4

8 years agoFix an obscure assertion fault that can follow an OOM. The problem
drh [Sat, 6 May 2017 18:09:36 +0000 (18:09 +0000)] 
Fix an obscure assertion fault that can follow an OOM.   The problem
was introduced by check-in [a1cf44763277b6c7].

FossilOrigin-Name: 04e7e5650efffdce759b46999beb67c250af6cf394a7779ab861f210a84c134d

8 years agoFix requirements marks and harmless compiler warnings.
drh [Sat, 6 May 2017 17:12:52 +0000 (17:12 +0000)] 
Fix requirements marks and harmless compiler warnings.

FossilOrigin-Name: 198ff4c01d86d193a54745764d69376cab8e94747a4daa444690f7e1ec87800b

8 years agoFix a collision of the "B0" identifier name between the termios.h header
drh [Thu, 4 May 2017 11:13:50 +0000 (11:13 +0000)] 
Fix a collision of the "B0" identifier name between the termios.h header
file and the SHA3 implementation in the shell.

FossilOrigin-Name: b9a58daca80a815e87e541cb5fff9bc8b93f131d223f322c5b83dd5a5f0c0312

8 years agoRemove the unused "sqlite3_stack_used" TCL command from the test harness.
drh [Wed, 3 May 2017 19:36:50 +0000 (19:36 +0000)] 
Remove the unused "sqlite3_stack_used" TCL command from the test harness.

FossilOrigin-Name: e24b73820cdca07eee87853fe6dd9f60d76e039eeb4aebef03654db3c7c94f14

8 years agoFix the sqlite3GetInt32() function so that it correctly returns 0 on a
drh [Wed, 3 May 2017 17:44:28 +0000 (17:44 +0000)] 
Fix the sqlite3GetInt32() function so that it correctly returns 0 on a
zero-length input string.

FossilOrigin-Name: 05eba9e3a5f9bb2a40af1dacd885e1915fbcd20b9af4cf0eed79ac16dbeba31b

8 years agoAlways enable URI filenames when compiling with SQLITE_HAS_CODEC. Also allow
drh [Wed, 3 May 2017 15:54:53 +0000 (15:54 +0000)] 
Always enable URI filenames when compiling with SQLITE_HAS_CODEC.  Also allow
plaintext keys using the key= query parameter.

FossilOrigin-Name: 31a51b4d168065fa59cc0e52ba798bd87ac82160c675bd531442b65133edb401

8 years agoFix the fts3EvalAverageDocsize() routine so that it returns errors from
drh [Tue, 2 May 2017 18:00:31 +0000 (18:00 +0000)] 
Fix the fts3EvalAverageDocsize() routine so that it returns errors from
sqlite3_reset() rather than always returning SQLITE_OK.

FossilOrigin-Name: 430f539cbb3f806fb89191e0b759a5f8b49d9e5b6c95fe9a4b55a1aa0875762a

8 years agoReuse the same materialization of a view when that view appears in a query
drh [Tue, 2 May 2017 17:54:19 +0000 (17:54 +0000)] 
Reuse the same materialization of a view when that view appears in a query
more than once, such as in a self-join.

FossilOrigin-Name: 9e35c89dbe744312f612e507b51ff9a5bb656def75392d25bc19fc638548cd1e

8 years agoMove terms of the HAVING clause that reference only columns in the GROUP BY
drh [Tue, 2 May 2017 16:55:07 +0000 (16:55 +0000)] 
Move terms of the HAVING clause that reference only columns in the GROUP BY
clause over to the WHERE clause, resulting in a faster query plan.

FossilOrigin-Name: 47cbb471d056c8e1834a5ca72491404a3bfb273b5ff7bdd84b98d263938ea874

8 years agoAdditional comments on the sqlite3ExprIsConstantOrGroupBy() routine. No having-where-optimization
drh [Tue, 2 May 2017 16:46:41 +0000 (16:46 +0000)] 
Additional comments on the sqlite3ExprIsConstantOrGroupBy() routine.  No
code changes.

FossilOrigin-Name: 8424492eac506866d2918e5fe03c8f65fef960215d56012a3b52ed42789ed35a

8 years agoFix typo in comment. No changes to code.
mistachkin [Tue, 2 May 2017 01:30:44 +0000 (01:30 +0000)] 
Fix typo in comment.  No changes to code.

FossilOrigin-Name: 6674814afb9e763e7f7060776586e26da28040b3208ce06c8a285dd647e5a53d

8 years agoRemove an unnecessary branch.
drh [Mon, 1 May 2017 19:53:12 +0000 (19:53 +0000)] 
Remove an unnecessary branch.

FossilOrigin-Name: a33179596f534067a58d68b77160f11ab13272b29f912d7cbe15ea00bbf03ade

8 years agoEnhance "PRAGMA integrity_check" to detect duplicate rowids within a leaf
dan [Mon, 1 May 2017 18:24:01 +0000 (18:24 +0000)] 
Enhance "PRAGMA integrity_check" to detect duplicate rowids within a leaf
page.

FossilOrigin-Name: adcad37b001d255299be716b16003b56ec1fba349ef73261ee0e543186c4f311

8 years agoClear the BTCF_ValidNKey flag set if a cursor is moved by
dan [Mon, 1 May 2017 18:12:56 +0000 (18:12 +0000)] 
Clear the BTCF_ValidNKey flag set if a cursor is moved by
sqlite3BtreeInsert(). Fix for [f68dc596c4].

FossilOrigin-Name: a6727eef6d757a39ad23e5c8cbe960f5d909e5d37cb4e90bc3bdbb8bf58cd6f8

8 years agoFuther bug fixes to the function that determines when a materialized view materialized-view-reuse
drh [Mon, 1 May 2017 17:04:35 +0000 (17:04 +0000)] 
Futher bug fixes to the function that determines when a materialized view
can be reused.

FossilOrigin-Name: c64fe3a1695925693385d313e9ad2a1d8cb37ddaa8cc19920ae0978c91bc4c2c

8 years agoMinor bug fixes and performance enhancement.
drh [Mon, 1 May 2017 16:37:20 +0000 (16:37 +0000)] 
Minor bug fixes and performance enhancement.

FossilOrigin-Name: b2aae559581d05e4e8caaddfbd137cb275d582e82d58872c6f42e462dc859b1c

8 years agoInitial implementation of an optimization that attempts to reuse the same
drh [Mon, 1 May 2017 15:15:41 +0000 (15:15 +0000)] 
Initial implementation of an optimization that attempts to reuse the same
materialization of a view on a self-join of the view.

FossilOrigin-Name: 478c34b9a8b5127d13024e10307aa832f160b89720c46424dd17555bd36f590d

8 years agoAdd extra tests for the optimization on this branch.
dan [Mon, 1 May 2017 14:09:32 +0000 (14:09 +0000)] 
Add extra tests for the optimization on this branch.

FossilOrigin-Name: 4921cd9520080f9baff70e548f64a56e2204b398b8397a2d318a98c32ec4b00c

8 years agoAutomatically transfer terms from the HAVING clause to the WHERE clause of an
dan [Sat, 29 Apr 2017 20:53:09 +0000 (20:53 +0000)] 
Automatically transfer terms from the HAVING clause to the WHERE clause of an
aggregate query in cases where the result of evaluating the term depends only
one one or more of the GROUP BY expressions (and on no other inputs).

FossilOrigin-Name: 5375a3ce56f1d993b13b469fe33ec7679948f53940f62a15ddbaeb8aaa26a22c

8 years agoAdd a single testcase() macro to the subquery processing logic.
drh [Sat, 29 Apr 2017 19:29:49 +0000 (19:29 +0000)] 
Add a single testcase() macro to the subquery processing logic.

FossilOrigin-Name: 4e1df76e3d85922648e0e1cce73a266c3b1ed4511ace259ec0a01d7693af9e6f

8 years agoImprovements to opcode documentation in the bytecode engine.
drh [Sat, 29 Apr 2017 18:02:49 +0000 (18:02 +0000)] 
Improvements to opcode documentation in the bytecode engine.
No changes to code.

FossilOrigin-Name: e54c9f8db5b2fa8ea82c6eab7482255431af16901f7992c9667b56a0e50a9f4f

8 years agoEvaluate WHERE clause terms that reference only the index before evaluating
drh [Sat, 29 Apr 2017 15:27:04 +0000 (15:27 +0000)] 
Evaluate WHERE clause terms that reference only the index before evaluating
terms that require the table, and thereby avoid seeking the table row if
index terms are false.
This is called the "push-down" optimization in the MySQL world, we are told.

FossilOrigin-Name: d7bb79ed3a40419d143fbe35c310e51fe7b384a22f082a61ad788671d2d33ee0

8 years agoMinor size and performance improvements to the push-down optimization. pushdown-optimization
drh [Sat, 29 Apr 2017 14:56:55 +0000 (14:56 +0000)] 
Minor size and performance improvements to the push-down optimization.

FossilOrigin-Name: 91dfb61a1a25763bb0b5c1e353a9d584bc6de3f6eb445f54202ffe7f6fee6e8d

8 years agoWithin a loop that uses a non-covering index test, test non-indexed terms that
dan [Fri, 28 Apr 2017 19:59:55 +0000 (19:59 +0000)] 
Within a loop that uses a non-covering index test, test non-indexed terms that
can be tested without seeking the main table cursor before those that cannot.

FossilOrigin-Name: afe68f0a8060dc5c92cb1fb32a9f22bd36140cd2c0bb5b6cea853e169c5ed444

8 years agoAdd new test file cachespill.test.
dan [Wed, 26 Apr 2017 17:21:33 +0000 (17:21 +0000)] 
Add new test file cachespill.test.

FossilOrigin-Name: 2d0b64316d66a362f5891ceb71a1fd8e4607732274b09b0a8472b97eef68ebc2

8 years agoReplace <fts5.h> with "fts5.h" in test file fts5_test_tok.c.
dan [Wed, 26 Apr 2017 14:34:04 +0000 (14:34 +0000)] 
Replace <fts5.h> with "fts5.h" in test file fts5_test_tok.c.

FossilOrigin-Name: 63d9ca5c7392e1efe3330689fe750310a952287e843b3242178724e8561fae0e

8 years agoFix a subtle bug in Lemon discovered and reported on the mailing list
drh [Wed, 26 Apr 2017 04:32:17 +0000 (04:32 +0000)] 
Fix a subtle bug in Lemon discovered and reported on the mailing list
by Kelvin Sherlock, who also suggested the correct fix.

FossilOrigin-Name: 304689f8acb53d68e1afed6e6c4332e78132e3d57071b8f94df0d13515b3b3d8

8 years agoBring in all the latest enhancements from trunk.
drh [Mon, 24 Apr 2017 16:14:58 +0000 (16:14 +0000)] 
Bring in all the latest enhancements from trunk.

FossilOrigin-Name: 031feebc94b0cfe1b0ae96ede1684fe54cd79c1d340b8b35cca1ef885f82dde4

8 years agoWhen building an ephemeral table of integers, do not assume that the table
dan [Mon, 24 Apr 2017 14:16:55 +0000 (14:16 +0000)] 
When building an ephemeral table of integers, do not assume that the table
does not already contain N if the insert cursor points to N-1. Fix for ticket
[61fe9745].

FossilOrigin-Name: 1c1b0862236f564283be08338790d6494e705f1198547a59499e3f8c07f2cd99

8 years agoFix an assertion fault found by OSSFuzz.
drh [Sat, 22 Apr 2017 00:20:49 +0000 (00:20 +0000)] 
Fix an assertion fault found by OSSFuzz.

FossilOrigin-Name: e39769f442ea86273f8fb7bd2f249b7d760b2fe4bf9ec191ff91def8231f3f35

8 years agoRemove a NEVER macro for a condition that may be true as of [a47efb7c].
dan [Fri, 21 Apr 2017 17:03:32 +0000 (17:03 +0000)] 
Remove a NEVER macro for a condition that may be true as of [a47efb7c].
Problem reported by OSSFuzz.

FossilOrigin-Name: bdc50d8d127266d02b291f6bfcd4e35eb07994ce23987d6e3921124cd881929a

8 years agoFix an FTS5 bug that could cause a prefix-query without a prefix-index on a
dan [Fri, 21 Apr 2017 16:04:18 +0000 (16:04 +0000)] 
Fix an FTS5 bug that could cause a prefix-query without a prefix-index on a
database that contains delete-markers to return extra, non-matching, rows.

FossilOrigin-Name: 840042cb2bed2924e2263f21887317f661e5a585c4466c3af25b91ed57a6b49b

8 years agoFurther improvements to coverage of fts3 module.
dan [Wed, 19 Apr 2017 13:25:45 +0000 (13:25 +0000)] 
Further improvements to coverage of fts3 module.

FossilOrigin-Name: 6b21d0fdebdccfaf63590d9ca9a279c22b8baec07c1a669b9f617f25bd857384

8 years agoFurther modifications and test cases to improve test coverage of fts3.
dan [Wed, 19 Apr 2017 07:33:52 +0000 (07:33 +0000)] 
Further modifications and test cases to improve test coverage of fts3.

FossilOrigin-Name: ea8a0d2ce0cb1ca3f4f18c72fb780d1c26792799acc87e6726f9eaccf2f178bf

8 years agoUse sqlite3_table_column_metadata() instead of a SELECT statement to check for
dan [Tue, 18 Apr 2017 13:50:00 +0000 (13:50 +0000)] 
Use sqlite3_table_column_metadata() instead of a SELECT statement to check for
the existence of a %_stat table in fts3. This leads to smaller and easier to
test code.

FossilOrigin-Name: dc2a48020a3c856a8b4cfa2309c290f0508b991e92cc0e4de680d19aae7872fc

8 years agoImproved optimizations of views as the right operand of a LEFT JOIN.
drh [Tue, 18 Apr 2017 11:20:19 +0000 (11:20 +0000)] 
Improved optimizations of views as the right operand of a LEFT JOIN.

FossilOrigin-Name: 41c27bc0ff1d3135cdb6273ede4595f5bb0c0e1e1d470ea1633cb525674cf431

8 years agoRefactor the fts3ColumnMethod() function so that all branches can be covered.
dan [Tue, 18 Apr 2017 05:49:23 +0000 (05:49 +0000)] 
Refactor the fts3ColumnMethod() function so that all branches can be covered.

FossilOrigin-Name: e47fdb493bd76d85f6f05771ee7a0b3ee31b1eb05839a60d2bdb47149ac692d8

8 years agoDefer checking for null in the comparison operators, since that is an
drh [Mon, 17 Apr 2017 23:23:17 +0000 (23:23 +0000)] 
Defer checking for null in the comparison operators, since that is an
uncommon case.

FossilOrigin-Name: 5684525613961fed9db6a4d10dbe25521201b24f08e011df3a20ac895316957d

8 years agoDo not allow a Mem object to be both NULL and some other type at the same time.
drh [Mon, 17 Apr 2017 20:50:34 +0000 (20:50 +0000)] 
Do not allow a Mem object to be both NULL and some other type at the same time.

FossilOrigin-Name: e698db1956bb3aba32cd3ec633ec20f5d19b1a10bc68d3772903bca3c87ee158

8 years agoConsolidate two branches of code in the "PRAGMA foreign_key_check"
dan [Mon, 17 Apr 2017 18:42:33 +0000 (18:42 +0000)] 
Consolidate two branches of code in the "PRAGMA foreign_key_check"
implementation.

FossilOrigin-Name: 69f51f838abcf57b35e41f7a10fbb45f56536f93825aac865debc3c8315930be

8 years agoFix a problem in "PRAGMA foreign_key_check" in handling a WITHOUT ROWID child
dan [Mon, 17 Apr 2017 18:02:41 +0000 (18:02 +0000)] 
Fix a problem in "PRAGMA foreign_key_check" in handling a WITHOUT ROWID child
table with an INTEGER PRIMARY KEY parent key. Also, if an FK violation is
detected in a WITHOUT ROWID child table, do not try to read and return the
rowid. The third column returned by "PRAGMA foreign_key_check" in this case
(WITHOUT ROWID child table) is now always set to NULL.

FossilOrigin-Name: 690870bd7b2e607b7992c4496c9f08c29eb72a36af002c606fd7aa3dcf94a2a4

8 years agoFurther improvements to test coverage in fts3.
dan [Mon, 17 Apr 2017 16:07:25 +0000 (16:07 +0000)] 
Further improvements to test coverage in fts3.

FossilOrigin-Name: 352413eed469802665e7d2c17b7fe6e3a0b0b2209ce45bdc85fd4243cec50ea6

8 years agoImprove coverage of code in fts3.
dan [Mon, 17 Apr 2017 13:38:09 +0000 (13:38 +0000)] 
Improve coverage of code in fts3.

FossilOrigin-Name: 1a08a836fa919524216a16faf5212eebc9ad788c9e15463b68b0576dfccd4387

8 years agoFix the ".column" output mode in the command-line shell so that it correctly
drh [Mon, 17 Apr 2017 13:18:42 +0000 (13:18 +0000)] 
Fix the ".column" output mode in the command-line shell so that it correctly
counts and formats multi-byte UTF characters.

FossilOrigin-Name: f508aff8d1782abdff4d03726ae098607a0ee6cfd2e35b130097ee5043e98960

8 years agoIn the showwal command-line tool, for unix builds, if the
drh [Sun, 16 Apr 2017 22:41:49 +0000 (22:41 +0000)] 
In the showwal command-line tool, for unix builds, if the
auxiliary argument is of
the form "Ntruncate" where "N" is a frame number, then truncate the WAL
file after the N-th frame.

FossilOrigin-Name: 90015df30655d884ecf7ae61e588824696954252dc6b1a5f78cf2de8cb236104

8 years agoAdd the anycollseq.c loadable extension in etc/misc
drh [Sun, 16 Apr 2017 22:08:31 +0000 (22:08 +0000)] 
Add the anycollseq.c loadable extension in etc/misc

FossilOrigin-Name: d7b9813cb17615c3d00afd6994a4309d6d48c8e924b6cd813c543e1fa65c7719

8 years agoIn the skip-ahead-distinct optimization, fix a bug in the logic that determines
drh [Sat, 15 Apr 2017 11:53:47 +0000 (11:53 +0000)] 
In the skip-ahead-distinct optimization, fix a bug in the logic that determines
when to invoke the optimization based on sqlite_stat1 statistics.

FossilOrigin-Name: 89f9e4363aa19f306e55f749c442eae2f8994f6a47c65e645a79b308b450d5e5

8 years agoFix to the decision logic for when to use the skip-ahead-distinct optimization. skip-ahead-distinct
drh [Fri, 14 Apr 2017 22:41:27 +0000 (22:41 +0000)] 
Fix to the decision logic for when to use the skip-ahead-distinct optimization.

FossilOrigin-Name: e50fd48969f99bc988389c53ff46714603b1d11de12c71b55c00cbee037f073c

8 years agoRemove end-of-line whitespace from lemon.c.
drh [Fri, 14 Apr 2017 19:46:12 +0000 (19:46 +0000)] 
Remove end-of-line whitespace from lemon.c.

FossilOrigin-Name: d78355c85f49e139f1ac1a660563865350f0e442652b7bc50b684398f81cc602

8 years agoFix some left-over K&amp;R-C constructs in lemon.c. No changes to the core.
drh [Fri, 14 Apr 2017 19:44:15 +0000 (19:44 +0000)] 
Fix some left-over K&amp;R-C constructs in lemon.c.  No changes to the core.

FossilOrigin-Name: a53799059d4ece246610b6c877ab7088ded3548cbca7149a03deea8ac0e27e68

8 years agoAdd the TK_IF_NULL_ROW opcode to deal with non-NULL result columns in the left-join-view
drh [Fri, 14 Apr 2017 19:03:10 +0000 (19:03 +0000)] 
Add the TK_IF_NULL_ROW opcode to deal with non-NULL result columns in the
result set of a view or subquery on the RHS of a LEFT JOIN that gets flattened.

FossilOrigin-Name: 3a5860d86fadcf924316707918bf283d26c53b1473e5e67f5cff59d18c2a7742

8 years agoWhen doing a DISTINCT query using an index, try to use the index to skip ahead
drh [Fri, 14 Apr 2017 17:30:43 +0000 (17:30 +0000)] 
When doing a DISTINCT query using an index, try to use the index to skip ahead
to the next distinct element, rather than doing a full scan of the index.
(This is the "skip-ahead-distinct" optimization.)

FossilOrigin-Name: f489b5bb6b35665befdd411c2c55df5258e83cba265d8c4427ba22529cf882a4

8 years agoAn initial attempt to optimize VIEWs that occur as the right operand of a
drh [Fri, 14 Apr 2017 17:18:45 +0000 (17:18 +0000)] 
An initial attempt to optimize VIEWs that occur as the right operand of a
LEFT JOIN.  This particular check-in does not work correctly because it does
not deal with the case of columns in the VIEW that return non-NULL even when
all columns in the table of the VIEW are NULL because of the LEFT JOIN.

FossilOrigin-Name: 1838a59c8a1c151bd6fc822b0ffef661803cf0e4704c917e74a04567b81740b9

8 years agoMake USE_FULLWARN=1 the default for MSVC and fix harmless compiler warnings.
mistachkin [Fri, 14 Apr 2017 14:50:34 +0000 (14:50 +0000)] 
Make USE_FULLWARN=1 the default for MSVC and fix harmless compiler warnings.

FossilOrigin-Name: 6bf673767b8e5cedef1acff795cbe524fab8db2525c06424db4e038934a33936

8 years agoEnhance the sqlite3TreeView() display for Expr objects so that it shows
drh [Fri, 14 Apr 2017 14:02:14 +0000 (14:02 +0000)] 
Enhance the sqlite3TreeView() display for Expr objects so that it shows
the iRightJoinTable value for Expr nodes that have the EP_FromJoin property.

FossilOrigin-Name: 5159cb8f2bcfb1f7114786ba23082d2b91a26e3a7ddfae75f8bd362792949d5e

8 years agoSimplify the interface to the subst() routines that are part of the
drh [Fri, 14 Apr 2017 12:39:37 +0000 (12:39 +0000)] 
Simplify the interface to the subst() routines that are part of the
query flattener by collecting common parameters into the SubstContext object
and passing around a pointer to that object.

FossilOrigin-Name: e651074be28b2077b8a298f513e2e699ceca99164ace9869ea50873c0637fd2e

8 years agoRemove an incorrect ALWAYS().
drh [Fri, 14 Apr 2017 12:27:45 +0000 (12:27 +0000)] 
Remove an incorrect ALWAYS().

FossilOrigin-Name: f956f6ae6b0863c70c4a2b227338d5c332e87f2ec6f3fcdf2233c14c5b78ca2b

8 years agoFix a couple of unreachable branches.
drh [Fri, 14 Apr 2017 00:45:51 +0000 (00:45 +0000)] 
Fix a couple of unreachable branches.

FossilOrigin-Name: 1aa0ea8db7580aff8bed2f78117ed50019e5545cef48cab782f512a2599fd0c5

8 years agoFix the skip-ahead-distinct optimization so that it works with indexes that
drh [Thu, 13 Apr 2017 21:29:02 +0000 (21:29 +0000)] 
Fix the skip-ahead-distinct optimization so that it works with indexes that
have repeated columns with different collating sequences.

FossilOrigin-Name: ce1e2b88777e00a82c04abe5ba35eec81b5f324e462f099cd00b21054f369688

8 years agoSimplification of the skip-ahead-distinct logic. There is still an issue
drh [Thu, 13 Apr 2017 19:48:29 +0000 (19:48 +0000)] 
Simplification of the skip-ahead-distinct logic.  There is still an issue
with handling COLLATE.

FossilOrigin-Name: 57c5173b6376a76013b0611ce9770100bd8c04e80402e35d821d8614709f4795

8 years agoNew test cases and minor fixes for the optimization on this branch.
dan [Thu, 13 Apr 2017 18:33:33 +0000 (18:33 +0000)] 
New test cases and minor fixes for the optimization on this branch.

FossilOrigin-Name: 70ac9ea1a6cb2f4906f00f1a04f668e5ba5eeed8d4d0fa4be57a9c9eb0683697

8 years agoReinstate the SQLITE_API qualifier on the sqlite3_delete_database() method in
dan [Thu, 13 Apr 2017 15:51:27 +0000 (15:51 +0000)] 
Reinstate the SQLITE_API qualifier on the sqlite3_delete_database() method in
test_delete.c. Accidentally removed by the previous commit.

FossilOrigin-Name: 59c70108fd179932ccdd860f93e1cd68b77476d3b1af1af00cf6e378c9984862