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git.ipfire.org Git - thirdparty/sqlite.git/log
dan [Fri, 11 Jan 2019 15:22:27 +0000 (15:22 +0000)]
Merge documentation changes from branch "begin-concurrent" into this branch.
FossilOrigin-Name:
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dan [Fri, 11 Jan 2019 15:06:39 +0000 (15:06 +0000)]
Add new documentation file begin_concurrent.md.
FossilOrigin-Name:
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dan [Fri, 11 Jan 2019 14:59:24 +0000 (14:59 +0000)]
Merge latest wal2 changes (documentation only) into this branch.
FossilOrigin-Name:
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dan [Fri, 11 Jan 2019 14:58:03 +0000 (14:58 +0000)]
dan [Wed, 2 Jan 2019 17:08:06 +0000 (17:08 +0000)]
Reinstate assert() statements in os_unix.c that were removed to allow
wal-mode SHARED locks to be taken over more than one locking slot
(this branch no longer does that, so the assert() statements can go
back in).
FossilOrigin-Name:
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dan [Wed, 2 Jan 2019 17:00:00 +0000 (17:00 +0000)]
Reinstate assert() statements in os_unix.c that were removed to allow wal-mode
SHARED locks to be taken over more than one locking slot (this branch no
longer does that, so the assert() statements can go back in).
FossilOrigin-Name:
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dan [Wed, 2 Jan 2019 16:30:10 +0000 (16:30 +0000)]
dan [Wed, 2 Jan 2019 16:15:02 +0000 (16:15 +0000)]
Merge latest trunk changes into this branch.
FossilOrigin-Name:
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dan [Wed, 2 Jan 2019 16:08:14 +0000 (16:08 +0000)]
Merge latest trunk changes into this branch.
FossilOrigin-Name:
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dan [Wed, 2 Jan 2019 16:01:59 +0000 (16:01 +0000)]
dan [Wed, 2 Jan 2019 15:27:27 +0000 (15:27 +0000)]
drh [Wed, 2 Jan 2019 14:34:46 +0000 (14:34 +0000)]
Raise an error if the argument to VACUUM INTO is an identifier.
FossilOrigin-Name:
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dan [Tue, 1 Jan 2019 19:17:42 +0000 (19:17 +0000)]
Fix another fts5 problem caused by a corrupt database.
FossilOrigin-Name:
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dan [Tue, 1 Jan 2019 18:00:17 +0000 (18:00 +0000)]
Ensure that when a new cursor is opened by OP_OpenDup, any existing cursor
with the same id opened by a previous OP_OpenDup is closed first.
FossilOrigin-Name:
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dan [Tue, 1 Jan 2019 13:59:34 +0000 (13:59 +0000)]
Fix another case in fts5 where a corrupt database could cause a buffer
overread.
FossilOrigin-Name:
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drh [Mon, 31 Dec 2018 21:43:55 +0000 (21:43 +0000)]
drh [Mon, 31 Dec 2018 20:39:37 +0000 (20:39 +0000)]
Additional steps to help ensure that scalar subqueries are only evaluated
once even if they are used in multiple places within the query. This fixes
a performance regression reported on the mailing list and caused by
check-in [
531eca6104e41e43 ] which was a fix for ticket
[
787fa716be3a7f650c ]. Think of this check-in as an improved fix for
that ticket.
FossilOrigin-Name:
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drh [Mon, 31 Dec 2018 20:13:12 +0000 (20:13 +0000)]
Remove an optimization that can no longer occur, being superceded by the
subquery-reuse optimization. Put an assert in place of the optimization
to detect if the need for this optimization ever returns.
FossilOrigin-Name:
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drh [Mon, 31 Dec 2018 18:30:41 +0000 (18:30 +0000)]
Merge enhancements and bug fixes from trunk.
FossilOrigin-Name:
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drh [Mon, 31 Dec 2018 17:58:05 +0000 (17:58 +0000)]
Small changes to the OP_OpenEphemeral opcode to improve testability.
FossilOrigin-Name:
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drh [Mon, 31 Dec 2018 16:36:42 +0000 (16:36 +0000)]
Fix the OP_OpenEphemeral opcode in the bytecode engine so that if it is called
a second or subsequent time, it merely clears the existing table rather than
creating a new one. Proposed fix for ticket [
d0866b26f83e9c55e30de0821f5d ].
FossilOrigin-Name:
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dan [Sat, 29 Dec 2018 20:47:45 +0000 (20:47 +0000)]
Merge latest begin-concurrent changes with this branch.
FossilOrigin-Name:
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dan [Sat, 29 Dec 2018 20:42:12 +0000 (20:42 +0000)]
Fix a problem causing a corrupt pager-cache if an OOM or IO error was
encountered while committing a concurrent transacation.
FossilOrigin-Name:
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dan [Sat, 29 Dec 2018 16:34:22 +0000 (16:34 +0000)]
Increase coverage provided by permutation "coverage-wal" on this branch.
FossilOrigin-Name:
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drh [Sat, 29 Dec 2018 14:23:22 +0000 (14:23 +0000)]
Additional small performance increase and size reduction to the
sqlite3VdbeMakeLabel() mechanism.
FossilOrigin-Name:
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drh [Sat, 29 Dec 2018 02:26:59 +0000 (02:26 +0000)]
A new implementation of sqlite3VdbeMakeLabel() is faster and makes fewer
memory allocations by deferring memory allocation until
sqlite3VdbeResolveLabel() is called, at which point the code generator has
a better idea of how big the relocation table needs to be.
The sqlite3VdbeMakeLabel() routine now takes a Parse* parameter instead of
Vdbe*.
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drh [Fri, 28 Dec 2018 21:32:35 +0000 (21:32 +0000)]
drh [Fri, 28 Dec 2018 20:48:07 +0000 (20:48 +0000)]
Faster allocation of new sqlite3_stmt objects.
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drh [Fri, 28 Dec 2018 20:14:03 +0000 (20:14 +0000)]
Move the nOpAlloc field from Parse into Vdbe to avoid an extra pointer
deference on the fast path in sqlite3VdbeAddOp3().
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drh [Fri, 28 Dec 2018 19:23:20 +0000 (19:23 +0000)]
dan [Fri, 28 Dec 2018 18:09:45 +0000 (18:09 +0000)]
Fix another problem with loading the structure record from a corrupt fts5
database.
FossilOrigin-Name:
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dan [Fri, 28 Dec 2018 17:45:08 +0000 (17:45 +0000)]
Fix a problem causing the sqlite_master entry corresponding to a virtual table
to be removed by a DROP TABLE even if the call to the vtabs xDestroy() method
failed.
FossilOrigin-Name:
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dan [Fri, 28 Dec 2018 16:20:53 +0000 (16:20 +0000)]
Add new test file wal2rollback.test to this branch.
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dan [Fri, 28 Dec 2018 14:33:55 +0000 (14:33 +0000)]
Avoid an undefined left-shift operation in fts5 caused by malformed utf-8
text.
FossilOrigin-Name:
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dan [Fri, 28 Dec 2018 13:57:30 +0000 (13:57 +0000)]
Fix a buffer overwrite in fts5 triggered by a corrupt database.
FossilOrigin-Name:
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dan [Fri, 28 Dec 2018 07:37:22 +0000 (07:37 +0000)]
dan [Thu, 27 Dec 2018 20:12:02 +0000 (20:12 +0000)]
Fix another problem with corrupt database handling in fts5.
FossilOrigin-Name:
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dan [Thu, 27 Dec 2018 17:11:59 +0000 (17:11 +0000)]
drh [Thu, 27 Dec 2018 16:55:01 +0000 (16:55 +0000)]
Modify the btree02.test module so that it does not depend on whether TCL
interprets a value as a string or as an integer.
FossilOrigin-Name:
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dan [Thu, 27 Dec 2018 16:49:33 +0000 (16:49 +0000)]
Increase test coverage of wal.c provided by permutation "coverage-wal" on this
branch.
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dan [Thu, 27 Dec 2018 15:36:16 +0000 (15:36 +0000)]
Fix another problem in fts5 caused by a corrupt schema record.
FossilOrigin-Name:
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drh [Thu, 27 Dec 2018 13:52:45 +0000 (13:52 +0000)]
Fix the filename normalization in the dbtotxt utility program.
FossilOrigin-Name:
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dan [Thu, 27 Dec 2018 07:46:37 +0000 (07:46 +0000)]
Fix a null-pointer dereference that could occur in fts5 with a corrupt
database.
FossilOrigin-Name:
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drh [Thu, 27 Dec 2018 02:16:01 +0000 (02:16 +0000)]
Fix a problem in which nested CTEs with the same table name trick the
code generator into thinking they are the same CTE, which then tries to
use the manifest them both into the same transient table.
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drh [Thu, 27 Dec 2018 00:30:42 +0000 (00:30 +0000)]
In the treeview debugging output,
provide additional details for the Table object
associated with each FROM clause term.
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dan [Wed, 26 Dec 2018 20:42:32 +0000 (20:42 +0000)]
Improve testing of the wal.c changes on this branch.
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dan [Wed, 26 Dec 2018 19:10:59 +0000 (19:10 +0000)]
Merge latest trunk changes with this branch.
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dan [Wed, 26 Dec 2018 18:34:56 +0000 (18:34 +0000)]
Update the coverage-wal permutation to cover branches enabled by
SQLITE_ENABLE_SNAPSHOT.
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dan [Wed, 26 Dec 2018 17:49:57 +0000 (17:49 +0000)]
dan [Wed, 26 Dec 2018 16:57:47 +0000 (16:57 +0000)]
Avoid an "unitialized value read" problem in fts5 that can occur with a
corrupt database.
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dan [Wed, 26 Dec 2018 16:04:54 +0000 (16:04 +0000)]
Fix a problem with handling corrupt databases in the fts5 integrity-check
function.
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dan [Wed, 26 Dec 2018 14:15:09 +0000 (14:15 +0000)]
Fix a problem with corrupt fts3 database detection introduced by [
95a9a39f ].
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drh [Wed, 26 Dec 2018 12:50:47 +0000 (12:50 +0000)]
Fix a problem with the CSV extension when it uses the "header" option on
a real file.
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drh [Tue, 25 Dec 2018 11:17:50 +0000 (11:17 +0000)]
Fix a typo in a comment that is used to generate session documentation.
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drh [Tue, 25 Dec 2018 00:15:37 +0000 (00:15 +0000)]
Increase the number of parameters to sqlite3WhereCodeOneLoopStart() to
encourage the compiler to inline that routine within sqlite3WhereBegin().
This gives a performance improvement.
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drh [Mon, 24 Dec 2018 20:21:06 +0000 (20:21 +0000)]
Improvements to EXPLAIN QUERY PLAN formatting. The MULTI-INDEX OR now shows
a separate "INDEX" subtree for each index. SCALAR SUBQUERY entries provide
a subquery number that is related back to the .selecttrace output.
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dan [Mon, 24 Dec 2018 20:00:27 +0000 (20:00 +0000)]
Add a few more test cases to walfault2.test and walvfs.test.
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dan [Mon, 24 Dec 2018 19:59:37 +0000 (19:59 +0000)]
Change another fts5 assert() that may fail with a corrupt database to an
assert_nc().
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dan [Mon, 24 Dec 2018 18:51:13 +0000 (18:51 +0000)]
drh [Mon, 24 Dec 2018 18:10:39 +0000 (18:10 +0000)]
Always include OP_Explain opcodes in the bytecode when SQLITE_DEBUG is enabled.
FossilOrigin-Name:
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dan [Mon, 24 Dec 2018 15:22:47 +0000 (15:22 +0000)]
Copy some extra test infrastructure from the mutexfree-shmlock branch to trunk.
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drh [Mon, 24 Dec 2018 14:30:11 +0000 (14:30 +0000)]
Restore a line of code that was previously commented out for debugging.
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dan [Mon, 24 Dec 2018 13:34:36 +0000 (13:34 +0000)]
Change the way a comparison used to detect corrupt databases in fts3 is done
to avoid potential pointer overflow in 32-bit builds.
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drh [Mon, 24 Dec 2018 12:09:47 +0000 (12:09 +0000)]
Do not generate subroutines for non-static SELECT and EXISTS expressions.
Fix up some test cases to account for the minor changes in EXPLAIN QUERY PLAN
output.
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drh [Mon, 24 Dec 2018 11:55:44 +0000 (11:55 +0000)]
Prevent the use of subroutines to implement the RHS of IN operators within
CHECK constraints.
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drh [Mon, 24 Dec 2018 02:34:49 +0000 (02:34 +0000)]
Experimental code that tries to put the computation of subqueries inside a
subroutine, and reuse that subroutine if the same subquery is evaluated more
than once. Current code does not work for CHECK constraints.
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drh [Sun, 23 Dec 2018 21:27:29 +0000 (21:27 +0000)]
Split the code generation for the RHS of IN operators and for SELECT and
EXISTS expressions into two separate subroutines, because there is now little
commonality between those to functions. This is intended to help make the
code easier to read and maintain.
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dan [Sat, 22 Dec 2018 20:32:28 +0000 (20:32 +0000)]
Improve the coverage of wal.c provided by the "coverage-wal" test permutation.
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dan [Sat, 22 Dec 2018 19:54:17 +0000 (19:54 +0000)]
Catch another case of a corrupted structure record in fts5.
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dan [Sat, 22 Dec 2018 19:09:46 +0000 (19:09 +0000)]
Change a faulty assert() in fts5 that could fail on a corrupt db to an if() statement.
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drh [Sat, 22 Dec 2018 16:14:45 +0000 (16:14 +0000)]
Fix one more instance of excess whitespace in test result strings.
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dan [Sat, 22 Dec 2018 15:50:00 +0000 (15:50 +0000)]
Enhance the wal2 header comment in wal.c to explain how the wal-hook is
invoked in wal2 mode.
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drh [Sat, 22 Dec 2018 15:46:23 +0000 (15:46 +0000)]
Remove unnecessary whitespace from testcase result strings.
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dan [Sat, 22 Dec 2018 15:21:31 +0000 (15:21 +0000)]
Fix an assert() in fts5 that could fail with a corrupt database.
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dan [Sat, 22 Dec 2018 13:34:52 +0000 (13:34 +0000)]
Fix a "jump or move depends on uninitialized value" valgrind error that could
occur in fts5 when dealing with a corrupt database.
FossilOrigin-Name:
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dan [Sat, 22 Dec 2018 09:39:06 +0000 (09:39 +0000)]
Avoid a left-shift of a negative value (undefined behaviour) when dealing with a corrupt database in
fts3.
FossilOrigin-Name:
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dan [Sat, 22 Dec 2018 07:16:42 +0000 (07:16 +0000)]
Fix cut-and-paste error in test file fts4umlaut.test.
FossilOrigin-Name:
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drh [Sat, 22 Dec 2018 01:13:25 +0000 (01:13 +0000)]
Do not all REPLACE to sneak a NULL value into a NOT NULL column. Detect that
situation and ABORT instead. Fix for ticket [
e6f1f2e34dceeb1ed61531c7e98 ].
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drh [Sat, 22 Dec 2018 00:34:30 +0000 (00:34 +0000)]
The OP_Eq and OP_Ne operators have a special P5 value SQLITE_NOTNULL that
asserts that the values are not null. Except that is not always true for
a corrupt database. Adjust the assert() and add a testcase() to make this
point clear.
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drh [Fri, 21 Dec 2018 22:11:37 +0000 (22:11 +0000)]
Update the dbtotxt utility program so that it does not output characters that
are special to TCL, thus making the output of dbtotxt easier to insert into
test scripts.
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drh [Fri, 21 Dec 2018 22:08:59 +0000 (22:08 +0000)]
Improved detection of shadow table corruption in RTREE.
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dan [Fri, 21 Dec 2018 20:18:06 +0000 (20:18 +0000)]
Add new sqlite3_prepare_v3() flag SQLITE_PREPARE_NO_VTAB, for
preparing statements that are not allowed to use any virtual tables.
Use this to prevent circular references in triggers on virtual table
shadow tables from causing resource leaks.
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dan [Fri, 21 Dec 2018 19:55:20 +0000 (19:55 +0000)]
Use SQLITE_PREPARE_NO_VTAB in rtree as well.
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dan [Fri, 21 Dec 2018 19:30:18 +0000 (19:30 +0000)]
Add tests for the use of SQLITE_PREPARE_NO_VTAB in fts5.
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dan [Fri, 21 Dec 2018 19:29:11 +0000 (19:29 +0000)]
Add new sqlite3_prepare_v3() flag SQLITE_PREPARE_NO_VTAB, for preparing
statements that are not allowed to use any virtual tables. Use this to prevent
circular references in triggers on virtual table shadow tables from causing
resource leaks.
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drh [Fri, 21 Dec 2018 18:51:27 +0000 (18:51 +0000)]
In FTS3, avoid calling memcpy() with a NULL source pointer, even if the
transfer amount is zero bytes.
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drh [Fri, 21 Dec 2018 18:50:43 +0000 (18:50 +0000)]
The fts4umlaut.test module requires FTS5, so do not try to run it without that
module.
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drh [Fri, 21 Dec 2018 18:17:35 +0000 (18:17 +0000)]
Fix the node hash function in RTREE to ensure that it always returns a
non-negative value.
FossilOrigin-Name:
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drh [Fri, 21 Dec 2018 17:51:30 +0000 (17:51 +0000)]
Fix a potential NULL-pointer deference in RTREE due to corrupt shadow tables.
FossilOrigin-Name:
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drh [Fri, 21 Dec 2018 16:53:58 +0000 (16:53 +0000)]
Prevent an infinite loop in rtree that can result from a corrupt shadow table.
FossilOrigin-Name:
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drh [Fri, 21 Dec 2018 15:13:49 +0000 (15:13 +0000)]
Fix the RTree extension so that it correctly ignores constraints that it
does not understand, even if they are against a dimension column.
FossilOrigin-Name:
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drh [Fri, 21 Dec 2018 13:30:34 +0000 (13:30 +0000)]
In RTREE, turn an assert() into an if() because the condition can
sometimes be false when dealing with a corrupt database.
FossilOrigin-Name:
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dan [Fri, 21 Dec 2018 11:53:43 +0000 (11:53 +0000)]
Remove an assert() that could fail on a corrupt db from fts3_write.c.
FossilOrigin-Name:
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drh [Thu, 20 Dec 2018 22:08:32 +0000 (22:08 +0000)]
Do not set the Cursor.seekOp test variable in the OP_NotExists opcode.
This is a change to test logic only and does not affect deliverable builds.
FossilOrigin-Name:
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dan [Thu, 20 Dec 2018 17:32:33 +0000 (17:32 +0000)]
Fix a bug in the code that detects self-referencing rows as part of foreign
key processing. Fix for [
50d2a6c2 ].
FossilOrigin-Name:
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dan [Thu, 20 Dec 2018 15:04:38 +0000 (15:04 +0000)]
Fix a segfault caused by using the RAISE function incorrectly (library now
returns an error instead of crashing).
FossilOrigin-Name:
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dan [Tue, 18 Dec 2018 20:31:14 +0000 (20:31 +0000)]
In defensive mode, do not allow shadow tables to be renamed using ALTER TABLE.
FossilOrigin-Name:
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dan [Tue, 18 Dec 2018 17:32:08 +0000 (17:32 +0000)]
Merge latest trunk changes into this branch.
FossilOrigin-Name:
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dan [Tue, 18 Dec 2018 17:20:01 +0000 (17:20 +0000)]
Merge latest trunk changes into this branch.
FossilOrigin-Name:
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dan [Tue, 18 Dec 2018 16:24:21 +0000 (16:24 +0000)]
Add the ".integrity_check" command to tserver.
FossilOrigin-Name:
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