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git.ipfire.org Git - thirdparty/sqlite.git/log
drh [Mon, 10 Jul 2017 16:38:14 +0000 (16:38 +0000)]
Additional debugging Noop-comment in the constraint generator when
wheretrace is enabled.
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drh [Mon, 10 Jul 2017 15:26:09 +0000 (15:26 +0000)]
Small performance optimization in sqlite3WhereExprUsage().
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dan [Mon, 10 Jul 2017 15:17:30 +0000 (15:17 +0000)]
dan [Mon, 10 Jul 2017 14:39:42 +0000 (14:39 +0000)]
Fix a problem causing non-covered WHERE terms to be evaluated before covered
WHERE terms.
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dan [Mon, 10 Jul 2017 14:33:00 +0000 (14:33 +0000)]
When testing non-indexed WHERE constraints, test those that involve
correlated sub-queries last of all. This increases the chances of not having
to run the sub-query at all.
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drh [Mon, 10 Jul 2017 13:24:58 +0000 (13:24 +0000)]
For sqlite3TreeView() debugging output, show the Expr.flags field on
scalar subqueries.
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drh [Mon, 10 Jul 2017 12:07:53 +0000 (12:07 +0000)]
Update error message text for standard error codes to better describe the
latest usage of those error codes. Modify sqlite3_open_v2() so that it does
return a valid sqlite3 object in the event of SQLITE_MISUSE due to bad
open flags, so that sqlite3_errmsg() does not report "out of memory" in that
case.
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drh [Mon, 10 Jul 2017 11:17:51 +0000 (11:17 +0000)]
Remove the error message text from disused error codes such as
SQLITE_EMPTY and SQLITE_FORMAT.
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drh [Sun, 9 Jul 2017 18:55:29 +0000 (18:55 +0000)]
Always make "column%d" column-names 1-based, never 0-based.
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drh [Sun, 9 Jul 2017 00:30:58 +0000 (00:30 +0000)]
Make sure the columns of a VALUES() clause are named "column%d" even if
the VALUES() clause is a subquery in the FROM clause of an outer query.
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drh [Sat, 8 Jul 2017 22:30:30 +0000 (22:30 +0000)]
Add the --icc, --gcc7, and --orm options to the speed-check.sh test script.
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drh [Fri, 7 Jul 2017 22:47:32 +0000 (22:47 +0000)]
Basic test cases for PRAGMA secure_delete=FAST.
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mistachkin [Fri, 7 Jul 2017 21:20:26 +0000 (21:20 +0000)]
mistachkin [Fri, 7 Jul 2017 21:15:24 +0000 (21:15 +0000)]
For lsmtest, use a more portable means of setting open() files to binary.
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mistachkin [Fri, 7 Jul 2017 20:35:14 +0000 (20:35 +0000)]
Adjust copy_file() lsmtest function so it works properly for locked database files on Win32.
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drh [Fri, 7 Jul 2017 20:06:28 +0000 (20:06 +0000)]
Add the "PRAGMA secure_delete=FAST" option, which overwrites most deleted
content without increasing the amount of I/O. Deleted content might persist
on the free page list, however. And extra CPU cycles are used for zeroing,
of course.
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drh [Fri, 7 Jul 2017 19:43:23 +0000 (19:43 +0000)]
Change the error message text for SQLITE_ERROR to omit the part about
"missing database" as that meaning is now obsolete (since approx SQLite 2.0).
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mistachkin [Fri, 7 Jul 2017 19:22:35 +0000 (19:22 +0000)]
mistachkin [Fri, 7 Jul 2017 19:12:55 +0000 (19:12 +0000)]
Fix the memcpy calls in the lsmWin32OsShmMap function for lsm1.
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mistachkin [Fri, 7 Jul 2017 19:02:51 +0000 (19:02 +0000)]
Enhance the MSVC makefile 'clean' target to handle lsm1.
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mistachkin [Fri, 7 Jul 2017 18:31:51 +0000 (18:31 +0000)]
Add support for LSM_DEBUG to the MSVC makefile for lsm1.
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drh [Fri, 7 Jul 2017 18:06:49 +0000 (18:06 +0000)]
In the command-line shell, when running ".schema" give a sensible error when
the database file is locked.
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mistachkin [Fri, 7 Jul 2017 17:57:21 +0000 (17:57 +0000)]
Fix the usleep() macro in the Win32 test code for lsm1.
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drh [Fri, 7 Jul 2017 17:43:30 +0000 (17:43 +0000)]
Add new PRAGMAs: "function_list", "module_list", and "pragma_list". All are
enclosed within #ifdef SQLITE_INTROSPECTION_PRAGMAS. The compile-time option
is not on ctime.c yet, since these are still experimental and one can always
test "PRAGMA pragma_list" and see whether or not it returns an empty set.
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drh [Fri, 7 Jul 2017 17:33:07 +0000 (17:33 +0000)]
Add the "Pragma_list" pragma. Put all three pragmas created on this branch
inside of #ifdef SQLITE_INTROSPECTION_PRAGMAS.
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mistachkin [Fri, 7 Jul 2017 16:46:08 +0000 (16:46 +0000)]
mistachkin [Fri, 7 Jul 2017 16:29:37 +0000 (16:29 +0000)]
Add support for LSM_DEBUG_MEM to the MSVC makefile for lsm1.
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dan [Fri, 7 Jul 2017 16:27:43 +0000 (16:27 +0000)]
Remove a block from the Win32 VFS for lsm1 that is now superfluous.
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dan [Fri, 7 Jul 2017 16:09:24 +0000 (16:09 +0000)]
In lsmtest, use an empty string instead of ":memory:" when requesting a
temporary database from SQLite. This prevents other test code from trying to
unlink() ":memory:", which fails on win32.
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mistachkin [Fri, 7 Jul 2017 16:07:53 +0000 (16:07 +0000)]
Remove a block from the Win32 VFS for lsm1 that is now superfluous.
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mistachkin [Fri, 7 Jul 2017 16:06:30 +0000 (16:06 +0000)]
Memory reallocation fix for the Win32 VFS for lsm1.
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drh [Fri, 7 Jul 2017 16:00:53 +0000 (16:00 +0000)]
Enhance the sqlite3VdbeMultiLoad() interface to automatically generate the
OP_ResultRow opcode on PRAGMA implementations, for a small reduction in the
library footprint.
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drh [Fri, 7 Jul 2017 15:43:22 +0000 (15:43 +0000)]
Add new pragmas: "function_list" and "module_list"
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drh [Fri, 7 Jul 2017 13:59:34 +0000 (13:59 +0000)]
Exploit the fact that Expr.pRight and Expr.x are never used at the same time
for a small performance gain.
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drh [Fri, 7 Jul 2017 12:58:30 +0000 (12:58 +0000)]
More efficient and compact implementation of walkExpr().
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drh [Fri, 7 Jul 2017 12:43:57 +0000 (12:43 +0000)]
More aggressive use of EP_Leaf on expression nodes, to help prune searches.
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drh [Fri, 7 Jul 2017 11:49:48 +0000 (11:49 +0000)]
Very slightly smaller and faster sqlite3WalkSelect().
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drh [Thu, 6 Jul 2017 22:43:41 +0000 (22:43 +0000)]
Small adjustment to main.mk that facilitates giving non-standard compile-time
options to the shell.
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drh [Thu, 6 Jul 2017 16:33:14 +0000 (16:33 +0000)]
Change the (machine-generated) keywordhash.h file to increase the scope of the
tables used for keyword matching, so that the tables are accessible to
functions other then keywordCode().
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drh [Thu, 6 Jul 2017 13:51:50 +0000 (13:51 +0000)]
More compact implementation of the typeof() SQL function.
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drh [Thu, 6 Jul 2017 13:23:26 +0000 (13:23 +0000)]
Avoid unnecessary upper-to-lower case conversion for function names when
registering the built-in functions.
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drh [Thu, 6 Jul 2017 03:06:20 +0000 (03:06 +0000)]
drh [Thu, 6 Jul 2017 02:49:26 +0000 (02:49 +0000)]
Avoid unnecessary calls to sqlite3GetCollSeq() for a small performance gain.
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drh [Thu, 6 Jul 2017 01:28:02 +0000 (01:28 +0000)]
Slightly more compact implementation of the byte-code generator for
the COMMIT and ROLLBACK commands.
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drh [Thu, 6 Jul 2017 01:02:09 +0000 (01:02 +0000)]
Small performance increase in sqlite3SrcListAppend().
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drh [Wed, 5 Jul 2017 23:33:33 +0000 (23:33 +0000)]
Make the hash table implementation a little smaller and faster.
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dan [Wed, 5 Jul 2017 18:48:07 +0000 (18:48 +0000)]
Have fts3 virtual table cursors free internal resources when they reach EOF,
instead of waiting until the xClose method is called.
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dan [Wed, 5 Jul 2017 14:29:04 +0000 (14:29 +0000)]
Fix a problem in lsmtest causing one test to fail for multi-threaded LSM
connections.
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drh [Tue, 4 Jul 2017 19:34:36 +0000 (19:34 +0000)]
Add the count-of-view optimization when compiled using
SQLITE_COUNTOFVIEW_OPTIMIZATION.
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dan [Tue, 4 Jul 2017 19:23:32 +0000 (19:23 +0000)]
dan [Tue, 4 Jul 2017 17:25:45 +0000 (17:25 +0000)]
Fix a couple of problems in handling OOM conditions within LSM.
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drh [Tue, 4 Jul 2017 12:50:00 +0000 (12:50 +0000)]
Fix a problem in the lempar.c Lemon template for YYSTACKDEPTH<=0 introduced
by check-in [
36e54cd8b1fb37 ]
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drh [Mon, 3 Jul 2017 21:09:28 +0000 (21:09 +0000)]
Fix compiler warnings in LSM1, especially in the test logic.
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dan [Mon, 3 Jul 2017 20:19:28 +0000 (20:19 +0000)]
Fix a bug in lsm queries on levels undergoing incremental an merge that
contain range-delete markers.
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drh [Mon, 3 Jul 2017 17:37:04 +0000 (17:37 +0000)]
Attempt to improve documentation on sqlite3_column_ and sqlite3_value_
interfaces.
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dan [Mon, 3 Jul 2017 09:00:18 +0000 (09:00 +0000)]
Add more tests for LSM log file recovery. Fix a problem in recovering log
files that contain range deletes.
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dan [Sat, 1 Jul 2017 20:59:06 +0000 (20:59 +0000)]
Fix a memory management problem in lsm log recovery code.
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drh [Sat, 1 Jul 2017 15:21:17 +0000 (15:21 +0000)]
Enhance the RTree module to detect node truncation early and report an error.
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drh [Fri, 30 Jun 2017 20:11:45 +0000 (20:11 +0000)]
Improved documentation for sqlite3_value_type().
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mistachkin [Fri, 30 Jun 2017 19:22:33 +0000 (19:22 +0000)]
Add some assert() statements in the Win32 interface for lsm1.
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mistachkin [Fri, 30 Jun 2017 18:12:09 +0000 (18:12 +0000)]
dan [Fri, 30 Jun 2017 11:44:11 +0000 (11:44 +0000)]
Avoid constantly freeing and reallocing small internal buffers associated with
LSM cursors. Instead, allow them to persist for the lifetime of the cursor if
they are LSM_SEGMENTPTR_FREE_THRESHOLD (default 1024) bytes or smaller.
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drh [Thu, 29 Jun 2017 21:33:25 +0000 (21:33 +0000)]
In the command-line shell, add the -quote option to start up in quote mode.
Enhance the ".mode" command so that it reports the current output mode if
given no arguments.
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drh [Thu, 29 Jun 2017 21:11:27 +0000 (21:11 +0000)]
Remove the ".explain" command from the ".help" output of the command-line
shell, though keep the implementation around for backwards compatibility.
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drh [Thu, 29 Jun 2017 20:31:01 +0000 (20:31 +0000)]
Some simple tests for the STMT virtual table.
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dan [Thu, 29 Jun 2017 20:23:32 +0000 (20:23 +0000)]
Avoid reading or writing the 32 locking bytes at the end of the first meta-page of an LSM database.
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dan [Thu, 29 Jun 2017 20:13:44 +0000 (20:13 +0000)]
Avoid reading or writing the 32 locking bytes at the end of the first
meta-page of an LSM database.
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mistachkin [Thu, 29 Jun 2017 19:08:52 +0000 (19:08 +0000)]
Fix issues in the POSIX and Win32 interfaces for lsm1.
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drh [Thu, 29 Jun 2017 17:27:04 +0000 (17:27 +0000)]
Edit comments in sqlite.h.in used for generating documentation, to improve
the description of the new sqlite3_prepare_v3() interfaces, and other
miscellaneous cleanup. No changes to executable code.
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mistachkin [Thu, 29 Jun 2017 16:51:52 +0000 (16:51 +0000)]
More updates to the Win32 interface for lsm1.
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mistachkin [Thu, 29 Jun 2017 15:57:42 +0000 (15:57 +0000)]
Correct typo in the Win32 interface for lsm1.
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drh [Thu, 29 Jun 2017 15:24:57 +0000 (15:24 +0000)]
Add interfaces sqlite3_prepare_v3() and sqlite3_prepare16_v3() with the
extra prepFlags argument. Add the SQLITE_PREPARE_PERSISTENT option as
one bit in that argument. Use the new option in FTS3, FTS5, and RTREE.
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mistachkin [Thu, 29 Jun 2017 15:13:48 +0000 (15:13 +0000)]
Further corrections to the Win32 interface for lsm1.
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drh [Thu, 29 Jun 2017 14:33:51 +0000 (14:33 +0000)]
Rename the "stmts" virtual table to just "stmt" without the final "s".
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mistachkin [Thu, 29 Jun 2017 14:17:48 +0000 (14:17 +0000)]
A couple fixes for the Win32 interface for lsm1.
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drh [Thu, 29 Jun 2017 13:41:59 +0000 (13:41 +0000)]
Add the stmts virtual table to testfixture builds. Add new compile-time
options SQLITE_ENABLE_QPSG and SQLITE_ENABLE_STMTSVTAB to ctime.c
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mistachkin [Thu, 29 Jun 2017 13:35:44 +0000 (13:35 +0000)]
drh [Thu, 29 Jun 2017 13:19:55 +0000 (13:19 +0000)]
drh [Thu, 29 Jun 2017 13:13:33 +0000 (13:13 +0000)]
Add the "stmts" virtual table to the amalgamation, activated when compiled
using -DSQLITE_ENABLE_STMTSVTAB. Add the SQLITE_STMTSTATUS_REPREPARE and
SQLITE_STMTSTATUS_RUN statistics outputs from sqlite3_stmt_status() and add
corresponding columns to the stmts virtual table. Change the numeric value
of SQLITE_STMTSTATUS_MEMUSED to get it out of the way of counter values.
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drh [Thu, 29 Jun 2017 12:59:40 +0000 (12:59 +0000)]
The query planner examines the values of bound parameters to help determine
if a partial index is usable. Reprepares may happen if the bindings change.
This behavior is disabled by the QPSG setting.
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mistachkin [Thu, 29 Jun 2017 12:54:58 +0000 (12:54 +0000)]
Implement xUnlink, xShmMap, and xShmUnmap for lsm1 on Win32.
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drh [Thu, 29 Jun 2017 12:49:18 +0000 (12:49 +0000)]
Add the SQLITE_STMTSTATUS_REPREPARE and SQLITE_STMTSTATUS_RUN options to
sqlite3_stmt_status(). Use this for two new columns in the stmts virtual
table.
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drh [Thu, 29 Jun 2017 01:23:12 +0000 (01:23 +0000)]
Fix the exprCompareVariable() routine so that it works for non-UTF8 text.
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mistachkin [Thu, 29 Jun 2017 00:20:42 +0000 (00:20 +0000)]
Implement xRemap for lsm1 on Win32. Also, zero file handle when closing it.
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drh [Wed, 28 Jun 2017 21:47:16 +0000 (21:47 +0000)]
Alternative implementation of exprCompareVariable(). Need to run tests on
both this branch and the original to see which one to go with.
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mistachkin [Wed, 28 Jun 2017 21:36:40 +0000 (21:36 +0000)]
Implement xLock and xTestLock for lsm1 on Win32.
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drh [Wed, 28 Jun 2017 18:25:03 +0000 (18:25 +0000)]
Make the query planners use of partial indexes based on bound variables
responsive to the SQLITE_DBCONFIG_ENABLE_QPSG setting.
FossilOrigin-Name:
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drh [Wed, 28 Jun 2017 18:07:29 +0000 (18:07 +0000)]
Merge the in the latest enhancements from trunk.
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drh [Wed, 28 Jun 2017 15:56:58 +0000 (15:56 +0000)]
drh [Wed, 28 Jun 2017 15:47:29 +0000 (15:47 +0000)]
Build the "stmts" virtual table into the amalgamation. It is active only
when compiled using SQLITE_ENABLE_STMTSVTAB. That option is supplied to the
command-line shell.
FossilOrigin-Name:
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drh [Wed, 28 Jun 2017 15:17:31 +0000 (15:17 +0000)]
Fix harmless compiler warnings in the CSV extension.
FossilOrigin-Name:
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drh [Wed, 28 Jun 2017 15:01:35 +0000 (15:01 +0000)]
drh [Wed, 28 Jun 2017 14:26:37 +0000 (14:26 +0000)]
Minor tweak to the SQL grammar to make the parser tables a few bytes smaller.
FossilOrigin-Name:
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drh [Wed, 28 Jun 2017 13:47:56 +0000 (13:47 +0000)]
In the lemon-generated parser, store the number of symbols on the RHS of each
rule as a negative number and add it to the stack pointer, rather than storing
the value as a positive and subtracting it. This makes the parser faster.
FossilOrigin-Name:
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drh [Wed, 28 Jun 2017 11:56:18 +0000 (11:56 +0000)]
In the lemon-generated parser, automatically promote SHIFTREDUCE actions on
nonterminal systems to pure REDUCE actions, for a performance enhancement.
FossilOrigin-Name:
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drh [Wed, 28 Jun 2017 01:21:16 +0000 (01:21 +0000)]
Simplify error handling logic in sqlite3_exec() to save about 40 bytes.
FossilOrigin-Name:
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drh [Wed, 28 Jun 2017 01:12:53 +0000 (01:12 +0000)]
Minor code simplification in the ALTER TABLE logic.
FossilOrigin-Name:
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drh [Wed, 28 Jun 2017 00:55:50 +0000 (00:55 +0000)]
Avoid an unnecessary call to sqlite3XPrintf() in the code generator, for
a performance improvement.
FossilOrigin-Name:
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drh [Tue, 27 Jun 2017 23:36:44 +0000 (23:36 +0000)]
Add SQLITE_DBCONFIG_ENABLE_QPSG that forces the query planner stability
guarantee. This is the fix for ticket [
b9f010107724c ]
FossilOrigin-Name:
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mistachkin [Tue, 27 Jun 2017 22:33:06 +0000 (22:33 +0000)]