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Author SHA1 Message Date
drh
55377b4717 Fix the ossfuzz.c test module so that it does not segfault after a 
"PRAGMA empty_result_callbacks=1;".  Add the ossshell.c program for
simple command-line testing of ossfuzz.c.

FossilOrigin-Name: 6f2d43eca68175ed28abae3afa792095af906af2
 2016-11-14 17:25:57 +00:00
drh
2adb878b1f Avoid unnecessary calls to sqlite3ExprCacheAffinityChange() when generating 
OP_MakeRecord opcodes that do not change any register affinities.

FossilOrigin-Name: e211c579b2f092e3283edd5fb9add7c5183bac35
 2016-11-14 15:28:56 +00:00
dan
b3e845ba33 Fix an fts5 problem causing a crash in phrase queries where the first token of 
the phrase matches one or more rows but some other token within the phrase
matches zero.

FossilOrigin-Name: e78f6f3bbf4781850960fe6741f7cba480f2c27d
 2016-11-14 08:19:37 +00:00
drh
48c286fc61 Fix harmless compiler warnings in test code for MSVC. 
FossilOrigin-Name: 7b76be4117f4e57091b03fafcf42d17bce81160d
 2016-11-11 20:37:27 +00:00
drh
66adb0a848 Avoid storing redundant fields in sorter records when the sort-key 
and data have fields in common.

FossilOrigin-Name: b835cf3e507b910b6a3e0f802ce2c40a72d0c227
 2016-11-11 19:08:00 +00:00
drh
4b727f17d6 Enhance the OP_IdxInsert opcode so that it can used unpacked key values if 
they are available.  Update the code generator to take advantage of this
new capability.  The speedtest1.c test is about 2.6% faster as a result.

FossilOrigin-Name: 925840cfdb969a76640a1247cc4a7b2c0de5cb74
 2016-11-11 19:01:11 +00:00
dan
04cd7aa373 Merge trunk with this branch. 
FossilOrigin-Name: dd62d2de6eb12dc1902d6df050c395b1dcac01b4
 2016-11-11 18:45:55 +00:00
drh
d95ef5cb5a Remove obselete and unused logic in the update code generator. 
Fix the sqlite3BtreeMovetoUnpacked() routine so that it remembers the
rowid of the row that it landed on.

FossilOrigin-Name: 1a587d72f981cb7064cfd8916a52a83ad9ba6074
 2016-11-11 18:19:05 +00:00
dan
9af90b7231 Reenable the SQLITE_EXPR_REF optimization for "SELECT DISTINCT ... ORDER BY" 
queries.

FossilOrigin-Name: 6e2e9d383f5fc4a0cbf05fe83ec7425812c0f556
 2016-11-11 18:08:59 +00:00
drh
79297d1d59 Merge enhancements and bug-fixes from trunk. 
FossilOrigin-Name: 5515b827dc1805a3010018cd6abf222b03525d24
 2016-11-11 17:52:57 +00:00
dan
4a5bad572a Fix a problem with switching from wal to rollback mode when 
SQLITE_DBCONFIG_NO_CKPT_ON_CLOSE is configured.

FossilOrigin-Name: 46e0016207b8e7df2ae6c7491fd0f3c2926eed21
 2016-11-11 17:08:51 +00:00
drh
ea432ba2df Add the test/ossfuzz.c interface adaptor for OSS-FUZZ. Make previsions for 
testing the adaptor using fuzzcheck.c.

FossilOrigin-Name: 119d6ef8478ea6ab07dfd0e974d2f5a8dcfce87e
 2016-11-11 16:33:47 +00:00
dan
3bafdede8a Handle some obscure "row value misused" cases that could cause segfaults or 
assertion failures.

FossilOrigin-Name: fba5fddb1c40af75634b01c1f06d2610df697e01
 2016-11-11 15:49:01 +00:00
drh
4e8142c726 Back out the "--raw" option on ".read" in the command-line shell. Instead, 
fix the command-line shell so that if EOF is reached without seeing a
final semicolon, it goes ahead and passes the accumulated SQL text to
SQLite.

FossilOrigin-Name: f98c8ac8c485098f163400d3a92d6afb4008adbe
 2016-11-11 14:54:22 +00:00
dan
b47ebe6128 Add extra tests for the xBestIndex() virtual table method. 
FossilOrigin-Name: 642a8fba91d2bf61b494b845cb499714363209b1
 2016-11-11 09:51:46 +00:00
mistachkin
2f9a613ced In the command line shell, avoid using utf8_printf() in a couple places where it is superfluous. 
FossilOrigin-Name: 6311a8bdb1f2e1813516a32d171aae030bd73fd3
 2016-11-11 05:19:45 +00:00
drh
c5b86be7db Add the --raw option to the ".read" dot-command of the command-line shell, 
to cause the named file to be read and sent directly into sqlite3_exec()
without any interpretation.

FossilOrigin-Name: 09233770b24d69a305556241a6beeb5e4d77c0d7
 2016-11-11 04:37:00 +00:00
drh
4360fcea6d Take care not to try to generate code for the ATTACH and DETACH commands 
if there were syntax errors during parsing.
Fix for ticket [2f1b168ab4d4844]

FossilOrigin-Name: b0ff183b8ffdbebece06cfea1c6781fc0e8e8547
 2016-11-11 03:37:24 +00:00
drh
7a1c28defe Avoid a few unnecessary calls to sqlite3BtreeMovetoUnpacked(). 
FossilOrigin-Name: eac0e827a61cfec4dd9b6d407ff398e9fda3510b
 2016-11-10 20:42:08 +00:00
dan
257c13fa00 Avoid storing redundant fields in sorter records when the sort-key and data have 
fields in common (as in "SELECT a FROM t1 ORDER BY 1").

FossilOrigin-Name: 0af62fdbd8e2aab14718ff8bcb5934f05463c176
 2016-11-10 20:14:06 +00:00
drh
c6c9e158c5 When doing a REPLACE on a WITHOUT ROWID table with no secondary indexes, 
bypass the OP_NoConflict/OP_Delete sequence and directly overwrite any
preexisting row, for a performance increase.

FossilOrigin-Name: f7041cbb63b912f9ecad538804b6f2383efbec4e
 2016-11-10 17:01:36 +00:00
drh
bf2f5739c9 Remove C++ style comments. No code changes. 
FossilOrigin-Name: 42f8aa6231bf4ed74bebdc85aa79d23dc20b3c14
 2016-11-10 16:07:43 +00:00
drh
2c4dfc3095 Add the unpacked key fields to OP_IdxInsert for INSERT and UPDATE statements. 
FossilOrigin-Name: 67602e40f122cbb6354048a64c5d3a72b2855ec7
 2016-11-10 14:24:04 +00:00
drh
eaf6ae2992 Comment changes that attempt to better explain the behavior of the "seekResult" 
field on VdbeCursor objects and the seekResult parameter to
sqlite3BtreeInsert() and the OPFLAG_USESEEKRESULT flag on insert opcodes.
No changes to code.

FossilOrigin-Name: 345b46be75bdf6f9fb7367a6164d89bae11995a6
 2016-11-09 20:14:34 +00:00
drh
7405fa745e Fix a simple comment typo. No changes to code. 
FossilOrigin-Name: 51d0aed8d63d0710e4aa8925ff18cf3c45dc9e42
 2016-11-09 16:03:36 +00:00
mistachkin
58282f68d8 Fix typo in the CSV extension. 
FossilOrigin-Name: b4889588246c33374ff3758e21ccc4ce246380b6
 2016-11-09 01:46:13 +00:00
drh
4a8b013ef6 Make use of the unpacked key on the OP_IdxInsert on sorters with a LIMIT. 
FossilOrigin-Name: 42db7cd2c0b367f7dfe733bdaf006538937b812a
 2016-11-09 01:38:56 +00:00
drh
fb8c56f21b Fix a typo on the OP_IdxInsert documentation. No code changes. 
FossilOrigin-Name: e4acd98207bf12b28f6c0f77896ba8f0b0a155d5
 2016-11-09 01:19:25 +00:00
drh
088c086b14 Add a DISTINCT query to speedtest1.c. Also change INSERT OR REPLACE into 
just REPLACE.

FossilOrigin-Name: 754ee844958bdc3b96acfd1f5395da5796e54a82
 2016-11-09 01:07:10 +00:00
drh
7723371eb7 Remove the "experimental" marking from the sqlite3_preupdate interfaces. 
But be sure all the interface definitions are within 
documentation.

FossilOrigin-Name: d6dd2ad35ed17e980ed564688499c802e5850386
 2016-11-09 00:57:27 +00:00
drh
9b4eaebc68 Enhance the OP_IdxInsert opcode to optionally accept unpacked key material. 
FossilOrigin-Name: 89d958abbac45f2ca5954080cd9e74ec9a07ebb2
 2016-11-09 00:10:33 +00:00
dan
3b908d41a0 Avoid superfluous cursor seeks in "INSERT OR REPLACE" statements. 
FossilOrigin-Name: bec5b6d4d083556d111a89186b4f7b35b5e7cebf
 2016-11-08 19:22:32 +00:00
drh
9d06ff2cb7 Avoid generating OP_TableLock unnecessary instructions on btrees that 
are not sharable.

FossilOrigin-Name: 8cb8516d2009d52d35a22263e4c892f162b34b81
 2016-11-08 17:19:22 +00:00
drh
0a22c865e4 Fix the speedtest1.c test program so that it gives closing "%" wildcards 
on LIKE searches.

FossilOrigin-Name: c2f84f637f994c3b4522b48161185a4a2c5bca23
 2016-11-08 16:27:59 +00:00
drh
662389b265 Tweaks to speedtest1.c to better reflect mobile usage based on findings in 
the "Pocket Data" paper by Kennedy, Ajay, Challen, and Ziarek.

FossilOrigin-Name: b5733cae3c519482cf6bc642bd63814afb113d35
 2016-11-08 00:30:11 +00:00
drh
6850a63393 Fix OOM error reporting in the json1_group_object() SQL function. Remove 
an unreachable branch from the JSON1 logic.

FossilOrigin-Name: b54098491531cd26ed461275ef4aae3d3ec9065e
 2016-11-07 18:18:08 +00:00
drh
27b2d1b88b Replace some unreachable branches from the JSON1 extension with assert(). 
FossilOrigin-Name: 145cd13e3c5a42a717807bcc13c0f7212f38bff8
 2016-11-07 15:15:42 +00:00
drh
ad875e7416 Fix the JSON1 extension so that the JSON validator correctly rejects malformed 
backslash escapes within string literals.

FossilOrigin-Name: 7a63539169a384960e30a63e0c8e9b0f07fa431e
 2016-11-07 13:37:28 +00:00
dan
a2bfa046ea Avoid a crash that can occur after an obscure OOM in the built-in INSTR() 
function.

FossilOrigin-Name: b86b79c442a58d10aa005ba4f34095375a88d242
 2016-11-04 12:05:29 +00:00
drh
b1c9633493 Mark the ICU extension functions as deterministic. 
FossilOrigin-Name: afbbb6c66a85ff3f4c8dce677e0892a2a51d2b8e
 2016-11-04 12:03:26 +00:00
drh
54fc5cc2ae Add an assert() to silence a coverity false-positive. 
FossilOrigin-Name: 97354093bceff28714a605068851cfa026c8272a
 2016-11-04 11:23:30 +00:00
dan
792557ac67 Fix a test case in vacuum5.test so that it works with the in-memory journal 
permutation.

FossilOrigin-Name: 81c86401463df6be4ac21987b3b1703e38ab933b
 2016-11-04 07:25:43 +00:00
mistachkin
a622d90040 Replace a couple more references to Tcl 8.5 in the Windows build tools. 
FossilOrigin-Name: 1d0e43c549c36d0919a18d61285e94cad29e7a07
 2016-11-03 21:35:10 +00:00
dan
af58068550 Fix a test case in vacuum5.test sot aht it works with 
-DSQLITE_ENABLE_ATOMIC_WRITE.

FossilOrigin-Name: 3ca80010397676eca57c8a4c9b3a9c2c40629663
 2016-11-03 19:24:14 +00:00
dan
7df9b8e6e4 Fix a test case in vacuum5.test so that it works with -DSQLITE_TEMP_STORE=2. 
FossilOrigin-Name: f5dd95e25c703a825ad7af9a4b3886bd3ef8c2e8
 2016-11-03 19:01:20 +00:00
drh
59ce2c434c In the command-line shell, fix the .imposter command so that it works 
with indexes on expressions.  Fix the ".mode quote" mode so that it works
with ".headers ON".

FossilOrigin-Name: ba9873da94d21873ff76f16a5332fc0092d83f70
 2016-11-03 13:12:28 +00:00
drh
16eb59484f Add the ".imposter" command to the command-line shell. 
FossilOrigin-Name: be3ec8fdcf1541017ca9375df07645db2a9a3f5a
 2016-11-03 13:01:38 +00:00
drh
6027561178 Fix an possible NULL pointer deference in the command-line shell that can 
occur when using imposter mode.

FossilOrigin-Name: ad08753a8bbf073ec4af9c3a5783ed664244d954
 2016-11-03 02:25:30 +00:00
drh
506a1400a3 Adjust the MSVC makefile to use Tcl8.6 by default. 
FossilOrigin-Name: def8f598b8e33b5bab3a024cc57f4c5e300cd8cd
 2016-11-02 19:49:22 +00:00
dan
75ba676790 Fix an issue that was causing the new database image to be assembled entirely 
in heap memory when VACUUMing a database, even if it should use a temp file.
This could cause SQLITE_NOMEM errors when vacuuming very large databases on
32-bit systems.

FossilOrigin-Name: 3028845329c9b7acdec2ec8b01d00d782347454c
 2016-11-02 14:50:19 +00:00