6fa978dade
Futher simplifications to the NGQP. Fix some test cases to use
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EXPLAIN QUERY PLAN rather than the (now obsolete) sqlite_query_plan
global variable.
FossilOrigin-Name: ae985db4fa08b5efbef5a834e852f0b05101264b
2013-05-30 19:29:19 +00:00
7ba39a921a
Cut over the NGQP query planner. Remove lots of legacy code.
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This check-in compiles but does not work. The test suite gets incorrect
answers and crashes.
FossilOrigin-Name: 001539df4b74dc1cbceb010a91407003ab4d8735
2013-05-30 17:43:19 +00:00
e1e9766dee
Merge recent trunk changes into the NGQP branch.
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FossilOrigin-Name: aebe1f2603ee04d792af73aaf59625bda99d5cd1
2013-05-30 11:48:36 +00:00
ee0231ef52
Updates to the Codec interface to support codecs on attached databases and
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to allow rekeying in the middle of a transaction. These changes are only
applicable if SQLite is compiled with SQLITE_HAS_CODEC.
FossilOrigin-Name: d5b084e9d8cfe9c0c339aca076d472bb50aa764c
2013-05-29 17:48:28 +00:00
def3367e50
Add the percentile() SQL function as a loadable
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extension in the ext/misc directory.
FossilOrigin-Name: a64d760d9290b1be78cdda7ae66d4f02c3b3fa53
2013-05-28 20:25:54 +00:00
cda73feaa2
Finish removing the sqlite3.inTrans field. In the previous check-in, it was
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merely commented out because I failed to select File->Save on my text editor.
FossilOrigin-Name: 2f97e38a6611cb17c24d74332d3ac3777dc0dd3e
2013-05-28 17:30:52 +00:00
4580d759fb
Remove the obsolete and unused sqlite3.inTrans field.
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FossilOrigin-Name: c3381cd4957013d46075996c3b865177c888d2a8
2013-05-28 17:25:48 +00:00
f7b5496e8e
Many small harmless comment changes. Removal of obsolete comments and
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fixing misspelled words. No changes to code.
FossilOrigin-Name: a0d5cc9315dc6e9ef7dee4c3dfabf4e562d64376
2013-05-28 12:11:54 +00:00
88da644f2c
Update the NGQP to record which loops need be run in reverse order to
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satisfy ORDER BY clauses.
FossilOrigin-Name: 211f7a5374fe20a02535edc8b799a8a7136ff6b3
2013-05-27 17:59:37 +00:00
3bd26f0543
Record in the WhereLoop object the set of virtual table constraints that
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need not be separately checked.
FossilOrigin-Name: b49fa74561f38c945be6149693678fd6518c2de4
2013-05-24 14:52:03 +00:00
7c4ac9860c
Merge the latest trunk changes into the NGQP branch.
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FossilOrigin-Name: 7c8f992c04504a132686ad0652efdff19e43480d
2013-05-24 13:55:23 +00:00
40b521f847
Set _XOPEN_SOURCE to 600 so that fchmod() will (hopefully) work on FreeBSD.
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FossilOrigin-Name: 61a10452399db28cd5ea4ba9d416b87a34c2eddb
2013-05-24 12:47:26 +00:00
c2bed0a2c9
Fix harmless compiler warnings in the shell.
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FossilOrigin-Name: 9e2c17c5358b156b588542dbba38da7fedf5302b
2013-05-24 11:57:50 +00:00
3719f5f600
Avoid unnecessary calls to FCNTL_SIZE_HINT. Return an error to the user if the file-control invoked by "PRAGMA mmap_size" returns a value other than SQLITE_OK or SQLITE_NOTFOUND.
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FossilOrigin-Name: 40cfde8b4a59a09e52e62f9f029f8d3b32eb15fa
2013-05-23 10:13:18 +00:00
34e258c942
Cause the mmap_size PRAGMA to immediately change the mmap space if the
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database connection is already active. In particular, reducing mmap_size
will immediately free up process address space.
FossilOrigin-Name: 761177927cb51e4f5e66061ca39cf37edbe8346b
2013-05-23 01:40:53 +00:00
ef86637655
Use the NGQP plan for EXPLAIN QUERY PLAN output. This change causes 207
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errors in veryquick.test, many of which are benign.
FossilOrigin-Name: f783e8e6b10de44029c7c5f57e4648a4a677ca1b
2013-05-22 20:49:02 +00:00
0f133a4832
Allow the rowid at the end of an index to be used in a constraint on that index.
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FossilOrigin-Name: 9bf0524df7ca2e7fcd92b2878a8457264b3c7f6e
2013-05-22 17:01:17 +00:00
a50ef114f4
Improvements to ORDER BY handling in the NGQP. Fix an "exit" mistakenly
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left in a test script during the previous check-in.
FossilOrigin-Name: 12c709b4369c7d94d7fb743d0d0da7a9350a3d16
2013-05-22 02:06:59 +00:00
d15cb17174
Enhanced "wheretrace" output in the NGQP solver routine.
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FossilOrigin-Name: 04dfb85a2a7025d4b5056b73fa8477691323919f
2013-05-21 19:23:10 +00:00
23f98daabb
Work toward improving the NGQP's ability to optimize out ORDER BY clauses.
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FossilOrigin-Name: 67367f1e1f0c3eb6be65eea9873910aa62b49884
2013-05-21 15:52:07 +00:00
81ec8c910b
Merge in all trunk changes up through the 3.7.17 release.
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FossilOrigin-Name: 14ab6675e5eab3761256a06dad23d2b11220788a
2013-05-20 15:14:42 +00:00
e8601c6561
Fix a bug in SQLITE_TRACE_SIZE_LIMIT that was introduced by
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check-in [1a1cf5aa86734c8]. That check-in was to remove harmless
compiler warnings. So once again, we have introduced a real bug
into SQLite by attempting to eliminate a harmless compiler warning.
FossilOrigin-Name: cec2bcb45aa3f0438e19381ac863f0f876a1d1ad
2013-05-17 17:15:34 +00:00
5b15b75ada
In test file test_syscall.c, include sqliteInt.h before any tcl or system include files. This ensures that the magical defines in sqliteInt.h really do enable large file support (and set things up so that sizeof(off_t)==8).
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FossilOrigin-Name: 0f355bb17f256c6322e63a95835a67949aa48fb3
2013-05-17 16:41:15 +00:00
ede01a97d3
In os_unix.c and os_win.c, initialize the default mmap-limit of a new file descriptor to the current global default mmap-limit, not the current global maximum allowable mmap-limit.
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FossilOrigin-Name: 1def4ea3a02afc19648f4cd928b247f8fa55da80
2013-05-17 12:10:52 +00:00
6e8752d487
Fix compilation with SQLITE_OMIT_WAL on Win32.
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FossilOrigin-Name: 6d45a79fb18dcd305cc41c525060e42f2402bd77
2013-05-16 12:41:49 +00:00
617dc8602d
In sqlite3_close_v2(), do not attempt to roll back a transaction if there exist active statement objects. Any open transaction will be rolled back when the last of these statement objects is finalized.
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FossilOrigin-Name: d11e76072a17fe833b87595d9d79f2c4b0b09cb3
2013-05-16 11:57:28 +00:00
58a450c041
Treat identifiers in the HAVING clause the same as in the WHERE clause.
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Only consider AS names from the result set to match if there are no other
matches. Continuation of the fix for [2500cdb9be05]. This check-in
fixes a bug found by [http://www.sqlite.org/sqllogictest/ | SqlLogicTest]
during release testing for version 3.7.17.
FossilOrigin-Name: 9ffff3d05226bbd01a0745dd0a511776358253c0
2013-05-16 01:02:45 +00:00
6fdd3d8aa0
The sqlite3ExprCollSeq() function can no longer be called while parse
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the schema, so remove the code path inside of sqlite3ExprCollSeq() that
dealt with that case.
FossilOrigin-Name: 867b3e3b29a357f68e48f0898bf323c5dd0575a4
2013-05-15 17:47:12 +00:00
91cf9ba339
Merge latest trunk changes with this branch.
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FossilOrigin-Name: 47dd65a890955f333d431e275f3f4d95d34a5ba5
2013-05-15 15:42:14 +00:00
911ce41818
When loading a database schema that contains an index definition that includes a COLLATE clause for which the collation sequence is unavailable, do not assume that that index uses BINARY instead. Fix for [0fc59f908b].
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FossilOrigin-Name: 6dae62c4e505a9a1a22c2771ef3e1921407c4748
2013-05-15 15:16:50 +00:00
6743081784
When closing a connection, avoid tripping active cursors belonging to a different shared-cache client. Also, if sqlite3_close() is called while there are still active statements belonging to the connection, return SQLITE_BUSY and do not roll back any active transaction.
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FossilOrigin-Name: 6071b7cce067c807e040283fc4b7449dc6eca498
2013-05-15 10:21:50 +00:00
35cbe7f523
Merge together the fork in this branch.
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FossilOrigin-Name: 164e3d4da20cc16d2a04d602b5a8229e0db99d9d
2013-05-14 23:13:41 +00:00
85ec3b63d8
Fix an assert() in unlockBtreeIfUnused() so that it checks for the existance
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of an untripped cursor, not for the existance of any cursor at all.
FossilOrigin-Name: a6f851d0fe01d8c8d44a2fe0b716ff7a5194c63b
2013-05-14 23:12:06 +00:00
bf0e57a7d0
Avoid deleting a b-tree "has-content" vector belonging to another shared-cache connection from within sqlite3_close().
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FossilOrigin-Name: 93462df78247f5634b9f53752cf80056bbfe9aac
2013-05-14 20:36:31 +00:00
319f677d57
First attempt to get ORDER BY optimization working in NGQP.
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FossilOrigin-Name: 9fe20292558bb9422de91e35648cb834cbf3b306
2013-05-14 15:31:07 +00:00
cd7b91a7f1
Candidate fixes for problems revealed by notify2.test. Notify2.test is still failing at this point.
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FossilOrigin-Name: ea0428f9b6e63066e7444a2ba2f8c12a2e3ab7e4
2013-05-13 18:23:15 +00:00
0823c89c9b
Minor fixes to the OR-clause processing in the NGQP.
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FossilOrigin-Name: d6946f33c7851aa7efb04b93ac2ae1ac50c26eec
2013-05-11 00:06:23 +00:00
cf8fa7a65b
Now generating OR-clause plans.
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FossilOrigin-Name: e17003fcfec0c0b524b1b9ff8e15e7ee83efa571
2013-05-10 20:26:22 +00:00
eb04de3224
Update the NGQP so that it can produce plans that include automatic indices.
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FossilOrigin-Name: 586b55d8d7722de1c0530b3b832bae0511e6d05c
2013-05-10 15:16:30 +00:00
b2a90f09b8
Factor out common operations into whereLoopAddAll(). Add stubs for
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missing features.
FossilOrigin-Name: 0278e420614e02fb2d8474ed99b0904275882dfe
2013-05-10 03:30:49 +00:00
2b344c7220
Merge in the latest trunk changes.
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FossilOrigin-Name: 5ed31c8279a4f465b982df5dc20cefc286928b93
2013-05-10 02:11:40 +00:00
6b7157bbd5
Free up bits of wsFlags for reuse. Install the ORDER BY optimization
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infrastructure for the NGQP.
FossilOrigin-Name: 82d50e198025a2fdb8ee733edb8419d388ee5362
2013-05-10 02:00:35 +00:00
6cf9d8d63a
Add assert()s to the implementation of xRead() in the built-in VFSes to
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verify that the offset parameter is always non-negative.
FossilOrigin-Name: cf5c3642247fdd34d87f0368594cd7b8f081636a
2013-05-09 18:12:40 +00:00
b3129fa560
Do not move WHERE clause terms inside OR expressions that are contained
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within an ON clause of a LEFT JOIN. Fix for ticket [f2369304e47167e3e].
FossilOrigin-Name: 1128575d0ab24f7023a0f6e6ce4828b9a09a7c6c
2013-05-09 14:20:11 +00:00
0bf3bc6c64
Refine and reform all Windows OSTRACE macro usage. Replace all usage of sqlite3TestErrorName() with sqlite3ErrName() and add missing return codes.
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FossilOrigin-Name: 610425f19008b8b5d4bf027c8b14d97ec3115a54
2013-05-09 00:40:13 +00:00
c718f1c894
Fix memory leaks in the NGQP logic for virtual tables.
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FossilOrigin-Name: 3c2e83a4a2c5e85202162feeb37ef7a3911c05a3
2013-05-08 20:05:58 +00:00
5346e95dda
NGQP working with virtualt tables, though many legacy tests fail and there
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are yet some memory leaks.
FossilOrigin-Name: bd9327a9684b99978734ccd561eea1ad864ab13b
2013-05-08 14:14:26 +00:00
a184fb87b8
More bug fixes to the WhereLoop generator and the solver in NGQP.
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Now finds the best plan for TPC-H Q8. This seems to prove the
concept, but there is still much work to be done.
FossilOrigin-Name: 8e5aad37529ec3042e3468acf15186f566e2df8a
2013-05-08 04:22:59 +00:00
f204dac1e3
Bug fixes in the solver.
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FossilOrigin-Name: b36034bbd19bc5677b26a6f60ca96eb2b37db373
2013-05-08 03:22:07 +00:00
a18f3d271e
Add the NGQP solver.
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FossilOrigin-Name: 5d37587c50d8932b6357bfd03152a851510a4317
2013-05-08 03:05:41 +00:00
drh