drh
4ef7efad5e
Fix harmless compiler warnings.
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FossilOrigin-Name: b1435f26b07b2208cfcca557f96342a5bd0d5328
2014-03-20 15:14:08 +00:00
drh
079a307259
First attempt at getting block-sort to work. This is an incremental check-in.
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There are many problems still to be worked out.
FossilOrigin-Name: 59742dd4c5259883850044d0938248b009ebd045
2014-03-19 14:10:55 +00:00
dan
c625ba7f4f
Merge latest trunk changes into this branch.
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FossilOrigin-Name: d17231b63d48c1f9c4dee109c90cec112e2f0fd4
2014-03-13 15:41:09 +00:00
mistachkin
0d71d121ae
Better support for MinGW 4.x.
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FossilOrigin-Name: 170e0585202eec6882e9513eba05e6d5767bfc5b
2014-03-06 00:28:57 +00:00
drh
6d1626eb7c
Count the number of elements in a SrcList object using an "int" rather than
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a "u8", to avoid overflows and to work around an issue in the C compiler on
AIX.
FossilOrigin-Name: eee2a13f2caa48b7b8a693680edc2bbc9275292c
2014-03-05 15:52:43 +00:00
drh
a9e0aeb552
Do not assume that 'char' is signed. Make it explicit.
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FossilOrigin-Name: 979da752e6f8767a61a8efed824ffad9605d0f4c
2014-03-04 00:15:16 +00:00
dan
3833e934d3
Remove the vdbeRecordCompareLargeHeader function. Fix some other details.
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FossilOrigin-Name: 3861e853105cb8da344c7eebd2e455622b26395e
2014-03-01 19:44:56 +00:00
dan
a6efad8a97
Merge in latest trunk changes.
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FossilOrigin-Name: 8f30b09518d23c3f6cecd244a66ef918fdb55323
2014-02-27 20:52:26 +00:00
dan
3b9330f83c
Further changes to sqlite3VdbeRecordCompare().
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FossilOrigin-Name: 570893740067a7caa952f259fa078cdf67017d71
2014-02-27 20:44:18 +00:00
drh
0baa035a1e
Do not allow temporary registers to be in use across an OP_Yield within a
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co-routine. Fix for ticket [8c63ff0eca81a9132d8].
FossilOrigin-Name: 97a8c9733cba97c78e979dfd5c66610c23e90288
2014-02-25 21:55:16 +00:00
dan
1fed5dab0d
Attempt to speed up sqlite3VdbeRecordCompare() by various means. This code is in an interim state.
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FossilOrigin-Name: 85206e0bbac29adab52bef795f6d1479f2ae2c0e
2014-02-25 21:01:25 +00:00
drh
5e990bea51
QNX requires that _FILE_OFFSET_BITS be set prior to any system #include.
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FossilOrigin-Name: 953cdd6adadfd46b51ad61d7939cecca154a02cb
2014-02-25 14:52:01 +00:00
drh
3d77dee935
Add the SQLITE_NOTNULL P5 code for comparison operations - really a composite
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of SQLITE_NULLEQ and SQLITE_JUMPIFNULL. This flag indicates that NULL operands
are not possible and raises and assert() if NULL operands are seen.
Also omit an unnecessary scan of the sqlite_sequence table when writing
into an AUTOINCREMENT table.
FossilOrigin-Name: d2c047f304848e49864ed8c216b48fd671fa3916
2014-02-19 14:20:49 +00:00
drh
7d1761059b
Add VdbeCoverage() and VdbeCoverageIf() macros for improved VDBE coverage
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testing.
FossilOrigin-Name: b92d31a97d5fe4606d9ae1393c7f3e052f46bf5a
2014-02-18 03:07:12 +00:00
drh
688852ab15
Add logic to do test coverage measurements on the VDBE code.
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FossilOrigin-Name: ce184c7bb16988641d37c908d9b3042456d4be3d
2014-02-17 22:40:43 +00:00
drh
57bf4a8eeb
Avoid unnecessary calls to applyAffinity() during INSERT and UPDATE
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operations, especially for table that have indices and tables for which
all columns have affinity "NONE".
FossilOrigin-Name: 35b4d6e938164fabaf30b504c54cfd9a69060cee
2014-02-17 14:59:22 +00:00
mistachkin
65acf373c9
Use the modern MinGW major version macro, not the deprecated one.
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FossilOrigin-Name: 057c16ee9786efcad6372a29b02d743ff3d628ff
2014-02-16 19:20:00 +00:00
drh
05a86c5c0f
Enhance the code generator for INSERT INTO ... SELECT so that the SELECT
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generates output directly in the registers that INSERT INTO will be using,
in many cases, and OP_SCopy operations can thus be avoided.
FossilOrigin-Name: aa2d8b0e8154dd2f5e2c837dc11ab362b083495b
2014-02-16 01:55:49 +00:00
mistachkin
a7b3b63524
Better support for MinGW 4.x.
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FossilOrigin-Name: e147230767383ed9f64085b613fd18508f74be21
2014-02-14 23:35:49 +00:00
drh
d227a291b2
Use the WITH clause to help resolve names for SELECT statements on the left
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of a compound query. Proposed fix for ticket [31a19d11b97088296a].
FossilOrigin-Name: 67bfd59d9087a987f15f6148efa1ff104983e1fb
2014-02-09 18:02:09 +00:00
drh
5f61229504
Do away with the "multi-register pseudo-table" abstration. Instead, just
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use an OP_SCopy to load results directory from the result registers of
the co-routine.
FossilOrigin-Name: 1e64dd782a126f48d78c43a664844a41d0e6334e
2014-02-08 23:20:32 +00:00
drh
aceb31b120
Change the OP_Trace opcode to OP_Init and give it the ability to jump to the
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initialization code at the bottom of the program, thus avoiding the need for
an extra OP_Goto.
FossilOrigin-Name: 192dea97316144f15f6dd0eabff08a0bf9ef203e
2014-02-08 01:40:27 +00:00
drh
dddf6978d2
Fix redundant definitions of _LARGE_FILE and _LARGEFILE_SOURCE.
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FossilOrigin-Name: 4043d879795bfad55af35e9cb48e0a42eb4087ae
2014-02-07 19:33:31 +00:00
drh
ee06c99b49
Remove the SF_Materialize flag from the SELECT object as it does not
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accomplish anything useful.
FossilOrigin-Name: 65d5dcddbd34dfb2733a7a908c7c652ce2d610fe
2014-02-04 20:46:41 +00:00
drh
7df89c8c8a
Rearrange fields in the Parse object for a tighter packing, resulting in
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an 8% size reduction on x64.
FossilOrigin-Name: 3e1a3f68d7457ff708222a3448404b593f018fc2
2014-02-04 15:55:25 +00:00
drh
693e671936
Fixes for various clang warnings.
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FossilOrigin-Name: 87bf60637e5863c54c5e2d05aaaca0835b7aace8
2014-01-24 22:58:00 +00:00
drh
fe1c6bb9c2
Get ORDER BY working for recursive queries.
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FossilOrigin-Name: 37b343b01841b338954ddfa9b76d92aa50037aec
2014-01-22 17:28:35 +00:00
drh
781def29c7
Add new SelectDest codes, SRT_Queue and SRT_DistQueue in anticipation of adding
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ORDER BY support on recursive queries. Factor out the recursive query
code generator into a separate procedure.
FossilOrigin-Name: 3eb5f9f8d6ac1ee145cb4119087c516f66fe1456
2014-01-22 13:35:53 +00:00
drh
340309fd69
Remove an unnecessary parameter from selectInnerLoop(). Clean up comments.
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FossilOrigin-Name: 5e6c4a55f6df30da9dbaa8170f3223613cc86f65
2014-01-22 00:23:49 +00:00
drh
c25e2ebc01
Remove an unused #define and add an assert(), both associated with WITH logic.
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FossilOrigin-Name: a06235e0f6aa1e8fefa3f2873ee035eac9dac750
2014-01-20 14:58:55 +00:00
dan
b290f11775
Fix some problems to do with WITH clauses and name resolution.
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FossilOrigin-Name: 6a549187ed8b5ed50daefa676ff666ae2ed43346
2014-01-17 14:59:27 +00:00
dan
f2655fe8b6
Improve the error messages used to report illegal recursive cte references.
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FossilOrigin-Name: 54eee9fe99290e59469bd3e1a66bb749887d37ee
2014-01-16 21:02:02 +00:00
dan
eae73fbfb9
Allow only a single recursive reference in a recursive CTE. Also require that this reference is not part of a sub-query.
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FossilOrigin-Name: a296b73360d34c9364eceb2cc09a9a92adc4abb8
2014-01-16 18:34:33 +00:00
dan
eede6a538d
Fixes so that SQLITE_OMIT_CTE builds work.
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FossilOrigin-Name: 3908e2ea2e7e5f466cbbbffdc27e0fe8dc9751ac
2014-01-15 19:42:23 +00:00
drh
c49832c208
Further comments on WITH-clause processing routines in select.c.
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FossilOrigin-Name: c948384dfdd9f68a832d5a452af44f35337f66e7
2014-01-15 18:35:52 +00:00
dan
f43fe6e9f6
When resolving names, consider a reference to a recursive CTE column as equivalent to a reference to the outermost name-context. This ensures that correlated sub-queries are correctly identified as such.
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FossilOrigin-Name: 61be2da0ae623c1572819481508b044e9d32f294
2014-01-15 18:12:00 +00:00
dan
8ce7184bc2
Add code to handle recursive CTEs.
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FossilOrigin-Name: a5c2a54a07d35166911abc792008c05dea897742
2014-01-14 20:14:09 +00:00
dan
4e9119d9e8
Add code to handle non-recursive CTEs in the same way as SQL views.
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FossilOrigin-Name: a26f399ba485e8127c276c5f103ec6c555e11734
2014-01-13 15:12:23 +00:00
dan
7d562dbe02
Update the parser so that sub-queries and CTEs may have WITH clauses.
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FossilOrigin-Name: 704d3931b855562a619769955969d439c42ca406
2014-01-11 19:19:36 +00:00
drh
8b4718636c
Parse common table expressions. But do not do anything with them (yet).
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FossilOrigin-Name: da98b7205eb3d7ec2ddbf8a8e24eee0b2ff499a5
2014-01-11 13:22:17 +00:00
drh
75593d96be
Allow a VALUES clause to be used any place that a SELECT statement can be
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used.
FossilOrigin-Name: c9ea7d199f06a7801ab639e7ac98ebeb98706f24
2014-01-10 20:46:55 +00:00
drh
1c2c0b776f
Avoid redundant register loads during index key generation when doing a
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DELETE or INTEGRITY_CHECK on a table with multiple indices.
FossilOrigin-Name: 8f6e6149a165f516be6395fd753e163d52ffd52e
2014-01-04 19:27:05 +00:00
drh
61019c7883
Omit OP_Close operations that occur immediately prior to OP_Halt and which
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cannot be jumped over.
FossilOrigin-Name: 874b7e9999811c288ad41d07709f88e458d2d497
2014-01-04 16:49:02 +00:00
drh
762c1c4071
Avoid unnecessary affinity transformations when building indices using
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data from a table.
FossilOrigin-Name: 10d851353c2abeadbd2852c210a7ff9f7f513e5d
2014-01-02 19:35:30 +00:00
drh
fe98081e18
Enhance sqlite3_randomness(N,P) such that it resets the internal PRNG
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if N is less than 1. Subsequent calls to sqlite3_randomness() will reinitialize
the internal PRNG by calling the xRandomness() method of the default VFS.
FossilOrigin-Name: a221aa82bb5496885fd0bf76e4601443799511de
2014-01-01 14:00:13 +00:00
drh
73d5b8f550
Move elements of the Vdbe object that are only used during statement
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preparation out into the Parse object.
FossilOrigin-Name: c289a253c0c053ac8fc344efe138262c327d8096
2013-12-23 19:09:07 +00:00
drh
685e3c481c
Avoid compiler warnings by only enabling sqlite3ErrName() when
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SQLITE_TEST is defined.
FossilOrigin-Name: 862228e50534a6b89c9498c4db664610db11485e
2013-12-21 17:07:13 +00:00
drh
7e61d18eb4
Simplify the accumulator reset for aggregate query processing so that it
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uses a single multi-register OP_Null rather than a separate OP_Null for each
register.
FossilOrigin-Name: 2c7fd9b043f5f3d9d8e22dbefa84a9770ca951d0
2013-12-20 13:11:45 +00:00
drh
a5c1416d64
Add the printf() SQL function.
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FossilOrigin-Name: 6db7052eeefafdbf26b3153bc38600fecfb53ae6
2013-12-17 15:03:06 +00:00
drh
a3cc007df4
Simplication and optimization of error message handling.
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FossilOrigin-Name: 9d347f547e7ba9590b0c68edf50a14ad94a2bb92
2013-12-13 16:23:55 +00:00
