b79d5529af
Testability improvements for the ONEPASS_MULTI enhancement.
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FossilOrigin-Name: d2df93f26fc0cf6fe01acfeaf2946972e9d8cca2
2015-09-14 19:26:37 +00:00
b1ff90673c
Fix a typo in an SQLITE_USER_AUTHENTICATION macro.
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FossilOrigin-Name: 379455af9fdfb299a857d46f35f0a76ed6daa08a
2015-09-14 14:49:23 +00:00
b0264eeca1
Use symbolic names ONEPASS_OFF, ONEPASS_SINGLE, and ONEPASS_MULTI for the
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various modes of the one-pass optimization.
FossilOrigin-Name: 16e56bdadef903c6439a487f2683388aeeb0c625
2015-09-14 14:45:50 +00:00
66336f3755
Fix a compiler warning and providing missing VdbeCoverage() calls.
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FossilOrigin-Name: 2edd2e5edd60210e18db58bce1e096dd211b6ece
2015-09-14 14:08:25 +00:00
e402dc57ae
Use a single-pass approach for DELETE statements on non-virtual tables that do not require trigger or foreign key processing.
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FossilOrigin-Name: 8b93cc5937000535c35c763c9326507a19892a6e
2015-09-14 11:09:58 +00:00
c6157e1971
Avoid calling sqlite3VdbeCursorMoveto() from more than one point in vdbe.c. Doing so prevents it from being inlined as part of OP_Column.
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FossilOrigin-Name: 166d5af8914c6954fb24a06e9686f194c0d0acde
2015-09-14 09:23:47 +00:00
c215322bd7
Add static VFS mutexes to the primary header file comments.
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FossilOrigin-Name: 9a867d9fbe74fe2b33d55e32737a66e9a77b7466
2015-09-13 20:15:01 +00:00
7210b3d1e8
Fix compiler warnings in delete.c.
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FossilOrigin-Name: 0a4d285e18b78cd529483ba5c8c607ab62a443d4
2015-09-12 19:50:58 +00:00
2e25a00019
Fix API documentation typos. Emphasize that the sqlite3_config() routine is
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not threadsafe.
FossilOrigin-Name: 786333e05a75406bbd0b5c9c7beb8f16022eabec
2015-09-12 19:27:41 +00:00
f0ee1d3c12
Experimental change to use a single-pass approach for DELETE statements on non-virtual tables that do not fire triggers or require foriegn-key processing.
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FossilOrigin-Name: eaeb2b80f6f8f83679c8323a81bb39570ec946fe
2015-09-12 19:26:11 +00:00
04abf0878f
Import common changes from the mutex initialization branch.
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FossilOrigin-Name: 334720c01722478af0d3dfd6fe8bafd88ba09f49
2015-09-12 18:57:45 +00:00
12b3b89542
Updates to the sqlite3_value_subtype() and sqlite3_result_subtype()
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documentation and to test cases for json1 dealing with those interfaces.
FossilOrigin-Name: d6cadbe9fefce9a7af6b2d0cb83362f967d7d89a
2015-09-11 01:22:41 +00:00
cf94f17964
Make the sqlite3_value_subtype() and sqlite3_result_subtype() interfaces
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available to loadable extensions.
FossilOrigin-Name: c6fca0be11f7414292279e2ea1b004260e6f4bb6
2015-09-10 20:40:21 +00:00
bcdf78a61c
Experimental implementation of sqlite3_result_subtype() and
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sqlite3_value_subtype() interfaces.
FossilOrigin-Name: 7b5be299c617a3d3ed327ed30ef0a66a62c85b1f
2015-09-10 20:34:56 +00:00
0b19c96935
Fix a potential NULL pointer deref in the testing logic of pcache1.
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NB: The -DSQLITE_TEST compile-time option is needed to hit the problem.
FossilOrigin-Name: f5580f08538636ffb1367e717a33756288ccddde
2015-09-10 19:22:25 +00:00
0c2750889e
Make the sqlite3ext.h header file responsive to -DSQLITE_OMIT_LOAD_EXTENSION.
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FossilOrigin-Name: 47a46a9fa4a96cdb96a20b6aec802661b1ee4598
2015-09-10 15:24:27 +00:00
0e8729dbe4
Attempt to declare sqlite3MemoryBarrier() correctly for all possible
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build configurations.
FossilOrigin-Name: da8a288f8ef4be34281519b4b4db9b857b9d168b
2015-09-10 04:17:06 +00:00
5fb72e5f3e
No-op the sqlite3_memory_alarm() interface in a different way, that does
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not break legacy memory behavior. This is a re-do of
check-in [5d3f5df4da9f40d5].
FossilOrigin-Name: 8250e2a487ee12c9a2dea5603ab60aed51e5dc7b
2015-09-10 01:22:09 +00:00
5c472d0860
Fix an assert() enabled by SQLITE_ENABLE_EXPENSIVE_ASSERT in wal.c.
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FossilOrigin-Name: 8d2ed150a7a15626965cf994ef48c3ab61eca6ec
2015-09-09 19:44:33 +00:00
8820250e8d
Fix a possible NULL pointer deref when using SQLITE_ENABLE_MEMORY_MANAGEMENT.
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FossilOrigin-Name: 89bfdbfe943adce8e02c84ede014fcfed504c5d3
2015-09-09 19:27:10 +00:00
3f62cb5aad
Fix harmless compiler warning.
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FossilOrigin-Name: 280fd3a482978b4a488a8b425721e451c2a30745
2015-09-09 17:23:48 +00:00
3c03afd3f5
When running a CREATE TABLE AS, make the initial temporary sqlite_master entry
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for the new table a real record rather than a NULL, in case the query after
the AS actually tries to read the sqlite_master table.
Fix for ticket [acd12990885d9276].
FossilOrigin-Name: 4a18d8bd4cc66eb08c6198cdf6e14f1bce0ec05a
2015-09-09 13:28:06 +00:00
a46a4a63de
Enhance the DBSTAT virtual table with a new hidden table "schema" that if
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set will cause the table to report on the specified schema rather than on
"main". Also: Fix a faulty assert in sqlite3_context_db_handle().
FossilOrigin-Name: 6beb512c7a3c3649b56f0df1ca77855535a87ba7
2015-09-08 21:12:53 +00:00
b4d472f609
Eponymous virtual tables exist in the "main" schema only. Enforce this rule.
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FossilOrigin-Name: 06f90bb274c4bb0c30585024c8d365d43c4162f2
2015-09-08 20:26:09 +00:00
ae2a4084a2
Fix an unreachable branch in the new parse automaton.
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FossilOrigin-Name: e9d604b4306a86faae315ac3cba59bf07d1b665c
2015-09-07 20:02:39 +00:00
a248a722cf
Change the parser engine so that it (once again) waits for a lookahead token
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before reducing, even in a SHIFTREDUCE action.
FossilOrigin-Name: 2c17a1358353a0845b039283be79353f033e2491
2015-09-07 19:52:55 +00:00
3bd48ab213
For the Lemon-generated parser, add a new action type SHIFTREDUCE and use it
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to further compress the parser tables and improve parser performance.
FossilOrigin-Name: 531c3974b3d586c1989cde905b2fb4681239a570
2015-09-07 18:23:37 +00:00
2d64034bc2
Improved memory barrier that should work with MinGW on older versions of
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Windows.
FossilOrigin-Name: 47dc24bd1e8f76eb17ba53a883b8984b3e1b2934
2015-09-06 10:31:37 +00:00
6081c1dbdf
Add a memory barrier to the mutex initialization logic, try to work around
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an issue reported by WebKit.
FossilOrigin-Name: 11a9a786ec06403addb47f5c6fb142b382fae522
2015-09-06 02:51:04 +00:00
0b8d255c37
Omit all use of Expr nodes for TK_AS, as those nodes no longer served a useful
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purpose and in fact interferred with the query planner.
FossilOrigin-Name: 7ab0b258eabfcfb7f1b0bd1b12e166d2f267823d
2015-09-05 22:36:07 +00:00
28b9e0fc05
Fix an unreachable conditional in the WHERE clause analysis logic.
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FossilOrigin-Name: 24924a58197e558a9e8800cc5c91dc8fb32f3557
2015-09-05 19:21:00 +00:00
e3a7307e2d
Get STAT4 range scan estimates work again when the bounds are determined
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by date/time functions.
FossilOrigin-Name: d2761357a0496ec1e590c7c9e397c5b5c904f91a
2015-09-05 19:07:08 +00:00
aac39e1ded
Merge trunk enhancements, and espeically the fix for allowing strings
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as column identifers in CREATE INDEX statements.
FossilOrigin-Name: 5ff855293865c244ac632c630e8e7e8d7c05a5f6
2015-09-04 13:02:21 +00:00
edb04ed946
Continue to support the (broken) legacy syntax of allowing strings for
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column names in CREATE INDEX statements and in UNIQUE and PRIMARY KEY
constraints.
FossilOrigin-Name: 3d3df79bfaf9dbc7aa711c08a19d2f6dbe744b32
2015-09-04 12:54:01 +00:00
92af02c939
Simplification of the LRU list handling in pcache1.
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FossilOrigin-Name: 05a3a2cd140587265b5427d23c93c5be1f39e199
2015-09-04 04:31:56 +00:00
95a0b37156
Change the pcache module to keep track of the total number of references to
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all pages rather than the number of pages references, for a performance
improvement and size reduction.
FossilOrigin-Name: f00a9e1e998c4bd249a45444dc2d71a7e4903b8b
2015-09-03 20:43:55 +00:00
98c5f8795a
A simple optimization and size reduction in sqlite3PagerAcquire().
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FossilOrigin-Name: 618d8dd4ff44cce10cc4688a2134715ff66cc562
2015-09-03 18:20:10 +00:00
c98a4cc8b6
Change the Pager.hasBeenUsed flag into Pager.hasHeldSharedLock in order to
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take it off the critical path in sqlite3PagerAcquire().
FossilOrigin-Name: b79096be7cb02aae2f303db33a8bf19e69204374
2015-09-03 17:54:32 +00:00
34de0c8c5e
Merge enhancements from trunk.
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FossilOrigin-Name: 1ab10cbf27245961b40eda1ce70f35646f0a9966
2015-09-03 14:18:12 +00:00
076e85f59c
Add the sqlite3VdbeLoadString() and sqlite3VdbeMultiLoad() routines to help
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with code generation, especially on PRAGMAs. Rename sqlite3VdbeAddGoto()
to just sqlite3VdbeGoto().
FossilOrigin-Name: 847387ec8e6fef283899578fb232b2c23b00ee5b
2015-09-03 13:46:12 +00:00
7cc023c7fa
Factor out and simplify code in pragma.c for pragmas that return a single
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row with a single column that is an integer or text value.
FossilOrigin-Name: d7f4bdf594e93c848f46901637861c8eed4c34df
2015-09-03 04:28:25 +00:00
b460e52a83
For PRAGMAs, factor out the code that sets the result set column names into
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a subroutine.
FossilOrigin-Name: 0ea6e5c9fc6b1dd1174c09097be5bf291da4e6c7
2015-09-03 03:29:51 +00:00
2a8f671244
Optimizations to the printf formatter.
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FossilOrigin-Name: a3b35ddeca8f459e81105ab6477f3c5afb9b96d5
2015-09-02 21:00:48 +00:00
0ff287fb01
Add and use the sqlite3VdbeChangeOpcode() routine. Simplify the implementation
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of the other sqlite3VdbeChange*() routines.
FossilOrigin-Name: 0a5b00e493efae58252f9fc7bde5a469645942d5
2015-09-02 18:40:33 +00:00
2991ba050b
Add the sqlite3VdbeAddGoto(v,i) routine as a shorthand for
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sqlite3VdbeAddOp2(v,OP_Goto,0,i).
FossilOrigin-Name: be78f413df1b0d874b44a866ef6bf17543d7e8a2
2015-09-02 18:19:00 +00:00
ef41dfe5b1
Change sqlite3_sql() so that it always returns the SQL text of the prepared
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statement, if the text is available, even if the the prepared statement was
generated using sqlite3_prepare() instead of sqlite3_prepare_v2(). Also
include some minor comment fixes and code simplifications.
FossilOrigin-Name: 2f5472cfda6c72e75b9cf7b7481612465c1a5e6a
2015-09-02 17:55:12 +00:00
2ed0d809a6
Small simplification to the EXPLAIN QUERY PLAN logic.
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FossilOrigin-Name: d1592d201afea20cb2ca94fe2bf5ae031bd29ede
2015-09-02 16:51:37 +00:00
d37bea5bdc
Use sqlite3XPrintf() instead of sqlite3StrAccumAppend() in a few places
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for better performance and a smaller footprint.
FossilOrigin-Name: 82355e41084387fa11b7b531e4d660dd3b4cd984
2015-09-02 15:37:50 +00:00
4ef299a32c
The sqlite3_memory_alarm() interface has been deprecated and undocumented
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for almost 8 years (since version 3.5.3). Change it into a no-op.
FossilOrigin-Name: 5d3f5df4da9f40d5897b5c23b2ea9333fc18ac2c
2015-09-02 14:56:56 +00:00
02bf8b45b7
Very minor optimizations in the unix VFS.
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FossilOrigin-Name: 6db3ff45bc15ece29cb2c7a736e5c6d005dde200
2015-09-01 23:51:53 +00:00
drh