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17452 Commits

Author SHA1 Message Date
dan
116b56a2cc Fix a crash that could follow an OOM condition in the instr() SQL function. 
FossilOrigin-Name: 6e59e903e4e956617bddef0b94e5cae02d724ac8145940b57ab5b0f628759736
 2017-03-16 12:11:07 +00:00
drh
6f25936c9c Updates to README files under the ext/ hierarchy. No changes to code. 
FossilOrigin-Name: 029bc5d224bcbdcca2307710539b133c39e2a27b971c28b294a1f517b80cb418
 2017-03-15 20:27:46 +00:00
drh
6295ff1d3e Add the "Obtaining The Code" subsection in the top-level README.md file. 
No changes to code.

FossilOrigin-Name: b1b1aa8b69aa80c83aec3380565f0b4ec0b6a6e033537becee098872da362e9a
 2017-03-15 19:11:29 +00:00
drh
a5d75ba9ea Mention the ".selftest" command in the ".help" output of the CLI. 
FossilOrigin-Name: 37f766dbad1f99ff86dd1b771bf443036e928e5b4d8abe55bbe4acf3362c7be2
 2017-03-15 14:20:34 +00:00
drh
7553c82894 Make "PRAGMA temp.synchronous=N" a no-op to ensure that the TEMP schema 
always has synchronous=OFF.  This fixes an issue discovered by OSS-Fuzz.

FossilOrigin-Name: bcf6bb08d8b07d3c4567bcd367f8d4011ce8baad28c25d4e8870bdf347dd48bd
 2017-03-15 14:04:03 +00:00
drh
9c4527e57d Improved header comment on the shathree.c extension. No changes to code. 
FossilOrigin-Name: 84f2e3d5f611b35de16684956d842df6c93d858e8187f17eb27452758a752c57
 2017-03-15 13:47:39 +00:00
mistachkin
943d825b54 Updates to the MSVC makefiles. 
FossilOrigin-Name: 1e4b9e7c9ee32b985c440bf3eb65bbdf28055566e66b6feba438143a3ad8dd07
 2017-03-14 15:27:56 +00:00
drh
29df8d1fc2 Add the dbdump.c extension that implements functionality similar to the 
".dump" command of the CLI, though in a separate library.

FossilOrigin-Name: 2b9980a292d7f0d995b77d9b3fb217bb2206f6d452e036ac502fa06561af4c12
 2017-03-13 22:10:05 +00:00
drh
4b34eb3bf5 Add dbdump.exe to the MSVC makefile. 
FossilOrigin-Name: 59241a50ad1d6fe9f5804b73b3467dcd407d359ccbdcb9d72f2f6d94c90c1f40
 2017-03-13 22:02:01 +00:00
drh
d3bc75fb94 Fixes to the dump logic. All appears to be working in preliminary tests. 
FossilOrigin-Name: 007b11e301d444361c8eff8734dc2fb968a64343c177ff30cec74a0cf76099e8
 2017-03-13 21:49:48 +00:00
drh
473af4fe03 First draft of the complete dbdump.c library. 
FossilOrigin-Name: 84ea4fcc52d0af02648c52989c2e69f4961071e1620382555ec59a39161a7a7d
 2017-03-13 21:26:41 +00:00
drh
688633cb9e Infrastructure for an extension C-library to implement sqlite3_db_dump() and 
a corresponding "dbdump" command-line utility - both of which do the same
work as the ".dump" command of the CLI.

FossilOrigin-Name: 74c5ace498f72d7f5495203678bedd0bc540211131a4e4db7b62115d5322a288
 2017-03-13 19:26:34 +00:00
drh
d3bb79bd0f In the output of the ".dump" command in the CLI, quote newline and 
carriage-return characters using the char() function, so that they do not
get eaten by end-of-line processing logic in the OS or in other command-line
utilities and/or libraries.

FossilOrigin-Name: 68f6dc7af1013f296a11db14c007cc13cc3fe56832848bfed835ed8f74dcc676
 2017-03-13 18:24:06 +00:00
drh
510b7ff536 Fix the sqlite3TreeViewSelect() routine so that it works with a null pointer 
to the Select object.

FossilOrigin-Name: 9034cf7efc603864f51e931c7dc4fbbc2d01904e951e78c88d4d80f9936250e8
 2017-03-13 17:37:13 +00:00
dan
c3becddb75 Fix a segfault that could occur following an OOM error in the 
flattenSubquery() routine.

FossilOrigin-Name: c6dda3f752c184f441624c9993e77d5031063d79a0e177b6e25a9886514a742e
 2017-03-13 14:30:40 +00:00
drh
bbc0177460 In the OSSFuzz test module, invoke the progress handler much more frequently 
so that timeouts are detected punctually even if the test script is running
opcodes that individually take a long time (for example, an OP_Function opcode
that invokes "randomblob(1.5e6)").

FossilOrigin-Name: f3b6959c04c4ef7b8ff03582b867012a869d52b4a90a0d7ab079ee4c21be5464
 2017-03-13 13:45:29 +00:00
drh
ba28b5ab0a Fix a possible NULL pointer dereference in following an OOM error 
in sqlite3ExprIsInteger(). Problem found by OSS-Fuzz.

FossilOrigin-Name: 5ec655e8e817c1ed3bfb2e576745a7cef441494ad7baf1bf9f8895e98ac19c5a
 2017-03-12 20:28:44 +00:00
drh
1ed1e616f7 Remove an obsolete assert() in the IN operator code generation. 
FossilOrigin-Name: 18bf6aca2ac86478fd12d5020f3a41cfd2bd2dc3defe2298411f79ad308a6f73
 2017-03-12 19:39:00 +00:00
drh
202230ef5c Make sure the translateColumnToCopy() routine in the query planner does not 
try to access an array that failed to be fully allocated due to a prior OOM.
This fixes an issue discovered by OSSFuzz.

FossilOrigin-Name: 3299a26160c239255608d1e2b15a221e28b18a3d
 2017-03-11 13:02:59 +00:00
drh
708b22b1e3 The output of the ".dump" command in the CLI quotes newline and carriage-return 
characters using "char(10)" and "char(13)".

FossilOrigin-Name: 8b2954dd8376e2de985cf5dedeb6eec32c430505
 2017-03-11 01:56:41 +00:00
drh
891d6b4e9e Increase the number of significant digits in floating point literals on 
".dump" output from the shell.

FossilOrigin-Name: 7359fcacaadc349f520536311dcd1d0b5cea7673
 2017-03-11 00:46:57 +00:00
dan
1ba30db8bd Remove the rbu_round_trip.tcl script. It is now part of project "test-dbs". 
FossilOrigin-Name: b5bf2957677e8f2acd7426b302229a966de08fd9
 2017-03-10 18:36:34 +00:00
drh
a6bf20b587 Fix an error in the SQLITE_MAX_MEMORY implementation resulting from a bad 
merge.  Update the OSSFuzz interface so that it times out after running
the byte-code engine for 10 seconds.

FossilOrigin-Name: f8560c60d10c0365b33342ab05b5a953987b0471
 2017-03-10 17:03:11 +00:00
drh
1e45c7db56 Add the -DSQLITE_MAX_MEMORY=N compile-time option. The default is no limit. 
FossilOrigin-Name: eabd4ef498a0f0d97d65e321c4d06ab90523ed61
 2017-03-10 16:22:40 +00:00
drh
e43d6aee45 Add the SQLITE_MAX_MEMORY compile-time option that provides a hard upper bound 
on the amount of memory that SQLite will use, per process.

FossilOrigin-Name: 77dfe2abdae88dea81217f352d87e5ba2c822715
 2017-03-10 15:55:54 +00:00
drh
a2df53bd61 Enhance the ".stats" dot-command in the CLI to use sqlite3_status64() instead 
of sqlite3_status().

FossilOrigin-Name: 118f5c0564fef70cbd06fc0d9dbb2baec162cc39
 2017-03-10 14:36:10 +00:00
drh
f157d10f9f Improvements to ".selftest --init". Tests are number in increments of 10 
starting with 100.  The tests are generated inside a SAVEPOINT.  Errors are
reported during test generation.  Tests can be appended to existing tests.
Add a test case to verify the schema.

FossilOrigin-Name: b044b152aac2ec606750940ea816ad4a4aef8eb6
 2017-03-10 01:05:38 +00:00
drh
fb546afb4d Remove the test/dbselftest.c program. In its place, add the ".selftest" 
command to the CLI.  The new CLI version is .selftest is slightly different
in that it uses SHA3 hashing instead of SHA1, so the new is subtly 
incompatible with the old.

FossilOrigin-Name: f4fcd46f08ba59d2a3e772cad98383129f648386
 2017-03-09 22:00:33 +00:00
drh
f8563c00b2 Fix the ".dump" command to correctly extract tail data from corrupt 
WITHOUT ROWID tables.

FossilOrigin-Name: 6c627e50622d8bcd25ec7d5503f3fafd725673a8
 2017-03-09 18:13:52 +00:00
drh
e6e1d124db Begin moving separate boolean variables in the ShellState object of the CLI 
into the shellFlgs bitmask.

FossilOrigin-Name: 50eec5d9aa38fab1a85d788356ffdaf6c35d9ece
 2017-03-09 13:50:49 +00:00
drh
f80d4ff59f Make sure the database connection is open prior to running the ".sha3sum" 
command.

FossilOrigin-Name: 2ea300fb8f7c497f3f092dc91f4305d8431c27d9
 2017-03-08 18:06:20 +00:00
drh
3ee83efec1 In the ".sha3sum" command, if there is a LIKE pattern, show the hashes for 
each table separately.  Without a LIKE pattern, show a single hash over the
entire database.

FossilOrigin-Name: 30f878832820ce7ccc4627c4f0f98fbe82f8b0f6
 2017-03-08 17:56:54 +00:00
drh
1554bc8a2e Add the ".sha3sum" command to the CLI - used to compute a cryptographic hash 
of the <em>content</em> of a database file or of individual tables with in
that file.

FossilOrigin-Name: fc663799075a22b0a61a6a114116bb2d1b96d4ab
 2017-03-08 16:10:34 +00:00
drh
4146b4e34a Improved comments explaining the sha3_query() format. Fix a performance #ifdef 
error in the sha3 implementation.

FossilOrigin-Name: 54ef7abd7f5b16f4b29c9519d283e142c9340fbf
 2017-03-08 15:03:12 +00:00
drh
acc83d2e4f Add the shathree.c extension for implementing SHA3() and SHA3_QUERY() SQL 
functions.

FossilOrigin-Name: f7ca9193ddafd3676406bdfeb1b7d21182c2a3c1
 2017-03-08 13:50:40 +00:00
drh
f42d318002 In the CLI, avoid unnecessary identifier quoting in the ".dump" output. 
Also add new ".dump" test cases.

FossilOrigin-Name: de65f907610a59e64cbf2214789c11f7117a86a6
 2017-03-08 12:25:18 +00:00
drh
e611f14471 Add the --preserve-rowids option to the ".dump" command in the CLI. 
FossilOrigin-Name: c60aee24714a47ce12ee2a4dcefb9f55211d3761
 2017-03-08 11:44:00 +00:00
dan
5cc95ebf37 Add test script ext/rbu/rbu_round_trip.tcl. Uses "dbselftest" to test that 
"rbu" and "sqldiff" work together.

FossilOrigin-Name: 961e79da73b4550b3e5b0f9a617133a76485db67
 2017-03-07 20:03:25 +00:00
drh
9b38d6660f Performance optimization in the tokenizer/parser loop. 
FossilOrigin-Name: 2cb71583d631cd417acbeebbb4ee950573a9deef
 2017-03-07 14:38:52 +00:00
drh
567bd44917 Minor comment typo fixes. No changes to code. 
FossilOrigin-Name: 01cd9fb176cde30658233e36aad44e4a5519612e
 2017-03-07 12:18:23 +00:00
drh
a92b81f487 More size and speed improvements in the expression name resolver. 
FossilOrigin-Name: e0a3d39f51a50420bae97e2bc9a8c01a5b0d3db8
 2017-03-07 03:40:48 +00:00
drh
3cf48e3e89 Small size reduction and performance increase in the name resolver routine 
for expressions.

FossilOrigin-Name: 1a3554e1d71b666325ff377fae5329d79ce5c05f
 2017-03-07 03:25:52 +00:00
drh
59dbe3a5ef Make the default MASK argument for "PRAGMA optimize" be 0xfffe, to allow for 
future expansion of up to 14 new default-on optimizations.

FossilOrigin-Name: 73019a8bba29fd07f73559cd00d5346fa822b439
 2017-03-06 23:51:16 +00:00
drh
e1f1c0802c Fix a typo in a comment. No changes to code. 
FossilOrigin-Name: ec529bf11b16c801ea438e57d208ff7e4cedf1f9
 2017-03-06 20:44:13 +00:00
drh
cc98b1fc89 Add an initial implementation of the "PRAGMA optimize" command. 
FossilOrigin-Name: 137aeb2b160888100bc1e871b00860149e5f6196
 2017-03-06 17:33:58 +00:00
drh
063d57039e Merge updates from trunk. 
FossilOrigin-Name: 5f7fc79aa06ca9b79664c50c3c277c98a74ff9a0
 2017-03-06 11:39:34 +00:00
drh
2996796dcf If a reprepare is needed after binding to a variable with a number larger 
than 32, set only the high-order bit of the Vdbe.expmask rather than setting
all bits.  This could potentially result in fewer false-positive reprepares.

FossilOrigin-Name: 45797feefe90cb7da53256b0c42fdaa1221d0a27
 2017-03-03 21:51:40 +00:00
drh
f3f883fcd7 Remove an redundant function call from the date/time function implementation. 
FossilOrigin-Name: 4a04c48a311b19ba5e566877dc5baff543c41aba
 2017-03-03 21:36:26 +00:00
drh
35a0925a23 Fix another corner-case for the 'start of ...' modifier in the date/time 
functions.  Related to ticket [6097cb92745327a1].

FossilOrigin-Name: 8831f4393dda42b3434e7767968caea84bbca2af
 2017-03-03 20:43:43 +00:00
dan
30741eb0d3 Fix a case introduced by [4cd2a967] where a corrupt database could cause a buffer overwrite. 
FossilOrigin-Name: 5d0455fece514552ad7f283d56526f53d7c688bd
 2017-03-03 20:02:53 +00:00
dan
0e9b43ff85 Before beginning an incremental checkpoint in RBU, sync the directory 
containing the target database file. This ensures that the new directory entry
created by renaming the *-oal file to *-wal is synced to disk.

FossilOrigin-Name: 915a9a28783fbb2f4c0794eb4264ce8c0b9d42f7
 2017-03-03 16:51:46 +00:00
drh
9715f7f033 Fix a bug in the 'start of ...' date/time modifiers when they follow a 
julian day number.  Fix for ticket [6097cb92745327a1].

FossilOrigin-Name: 081dbcfb6d82528cefecb36c4491fa6e1a790b17
 2017-03-02 23:40:21 +00:00
dan
1d62a66230 Fix another RBU case similar to the previous. This one for systems where the 
sector-size is larger than the page-size.

FossilOrigin-Name: 4012bb3aa91927156ba149caa4e5c622b0729d79
 2017-03-02 16:56:48 +00:00
dan
cb1b0a693a When saving the state of an RBU update in the incremental-checkpoint phase, 
sync the database file. Otherwise, if a power failure occurs and the RBU
update resumed following system recovery, the database may become corrupt.

FossilOrigin-Name: edee6a80e1cc7e6a2b8c3c7f76dd794fc8ab9a72
 2017-03-02 14:51:47 +00:00
drh
1cfaf8eafb Add an optional bitmask of allowed optimizations on the "PRAGMA optimize" 
command.  The 0x01 bit is Debug Mode.

FossilOrigin-Name: a35388eef4096c1856b025dbd90143409d4a72d3
 2017-03-02 14:17:21 +00:00
drh
8d990b34db Merge recent trunk enhancements. 
FossilOrigin-Name: c60cdb47612c05c252613e50a8ac10635469fdfe
 2017-03-02 13:22:04 +00:00
drh
76adb23980 Make sure the Vdbe.expmask value is set correctly in sqlite3VdbeSwap(). 
This fixes a problem introduced by [a8fd7052].

FossilOrigin-Name: 29f54b899e5cf22ece98ab41c39c41d75a4b228d
 2017-03-02 13:13:30 +00:00
dan
2147221c36 Fix a use-after-free problem in the shell tool code that could occur if an SQL 
statement were executed after an ".open" command with invalid options.

FossilOrigin-Name: ac760db0727209db0a816e112ea5f47e54d54dac
 2017-03-01 11:30:27 +00:00
mistachkin
6e5688d375 Make PATH handling more robust in the batch tools for MSVC. 
FossilOrigin-Name: 23a8917e848a999533bc66467f7cb2f4f3d45bc1
 2017-02-27 17:16:27 +00:00
dan
81415257ec Improve performance of fts5 writes by writing the "averages" record once at 
the end of each transaction instead of every time the table is updated.

FossilOrigin-Name: 2b210d691462b463796e7948399133c296e89ebf
 2017-02-27 17:06:56 +00:00
dan
8a89d834d6 Add an sqlite3_set_last_insert_rowid() method. Use it to work around fts4 and 
fts5 modifying the last-insert-rowid unintuitively from within commit
processing.

FossilOrigin-Name: 952a3906b30a818e4574bb85f57150577d04f74e
 2017-02-27 16:15:29 +00:00
dan
9c58b63c18 Add an sqlite3_set_last_insert_rowid() method. Use it to work around fts4 and 
fts5 modifying the last-insert-rowid unintuitively from within commit
processing.

FossilOrigin-Name: fe41bb5632a5d438acfd682809f1bd12315b970a
 2017-02-27 14:52:48 +00:00
dan
2efd3488ba Remove references to special handling in virtual table methods from the 
documentation for sqlite3_last_insert_rowid().

FossilOrigin-Name: 660f9569d76e4ff1f5bd4f37f640e6a4fc2cf87d
 2017-02-27 12:23:52 +00:00
dan
70cdf38232 Add an 'extern "C"' block to header file sqlite3userauth.h. 
FossilOrigin-Name: ffd61fb449a510b2fc90caf86b266733051cc365
 2017-02-25 20:57:46 +00:00
dan
5328181db1 Optimize defragmentPage() in the case where the page contains either one or 
two free-blocks and a small number of fragmented bytes.

FossilOrigin-Name: 4cd2a9672c59ea4b3b4cf3d2f139af3c18a8e833
 2017-02-25 17:47:31 +00:00
dan
3b2ede1f03 Tweak the code on this branch to detect b-tree page corruption in the same cases as the trunk. 
FossilOrigin-Name: f9863b39d96dce6cb5e49a5f3a445ff3d897a951
 2017-02-25 16:24:02 +00:00
dan
e6d065a81e Optimize defragmentPage() in the case where the page contains either one or 
two free-blocks and a small number of fragmented bytes.

FossilOrigin-Name: 202b1c0276aec6b8da64d3277de1ad91c9d62d80
 2017-02-24 19:58:22 +00:00
dan
bda4cb876c Save a few bytes and a few cycles by setting Vdbe.expmask to zero for 
statements prepared using legacy interface sqlite3_prepare().

FossilOrigin-Name: a8fd705258643863493476f8b42ee981608a339f
 2017-02-23 16:30:16 +00:00
drh
555227bec0 Add two NEVER() operators in the sqlite3BtreeRowCountEst() routine. 
FossilOrigin-Name: 7a959f6d1ea038988cdb4c02d6f37abaec2580a0
 2017-02-23 02:15:33 +00:00
drh
bce0414844 Do a single OP_Expire at the very end of "PRAGMA optimize", and omit the 
OP_Expire on ANALYZE commands invoked by the pragma.

FossilOrigin-Name: 188300a337c87b7ee0dd1f4b9a4f1bd80e70cca4
 2017-02-23 00:58:36 +00:00
drh
2ead47cb49 Change the name of the analyze_as_needed pragma to "optimize". Enhance the 
comment (which will become documentation, assuming these changes land on trunk)
to explain that the optimize pragma is likely to be enhanced in various ways
in future releases and that applications should not depend upon the current
behavior.

FossilOrigin-Name: 9fced545a6f80c55d6dc4a6106cb2d3569566b3e
 2017-02-22 20:24:10 +00:00
drh
114ce7a4b1 Merge integrity_check and other improvements from trunk. 
FossilOrigin-Name: fe073905081b421405ca425ca03c5b8b0ff5f2c8
 2017-02-22 19:49:54 +00:00
dan
24d772cc27 Move a branch condition in analyze.c inside an #ifdef SQLITE_ENABLE_STAT4 block. 
FossilOrigin-Name: d6afd98de3ee8b714dfd6477ead955096f623972
 2017-02-22 19:41:16 +00:00
dan
bd1d270ec9 Improve the performance of ANALYZE when SQLITE_ENABLE_STAT4 is defined. 
FossilOrigin-Name: 737a82444065752785c643b1d29ca097c828effb
 2017-02-22 19:27:51 +00:00
drh
6bd166b81e Improvements to PRAGMA integrity_check. 
Verify CHECK constraints.
Verify NOT NULL constraints even on table that lack indexes.
Verify CHECK and NOT NULL constraints with PRAGMA quick_check.

FossilOrigin-Name: aa02bd3c95e374008b930d296c88dfafaf11c65a
 2017-02-22 18:53:13 +00:00
drh
66accfc56b Cleanup and simplification of the output row count limit control of 
PRAGMA integrity_check.

FossilOrigin-Name: 5af7d72ed9ec758283d78ceb46627d72021c1c60
 2017-02-22 18:04:42 +00:00
drh
8b174f2916 Fix integrity_check so that it verifies NOT NULL constraints even for tables 
that have no indexes.  Enhance quick_check so that it verifies NOT NULL and
CHECK constraints.

FossilOrigin-Name: 5264844b069cdc20f456acee9f5b2b97c986120d
 2017-02-22 15:11:36 +00:00
drh
8a284dcefe Enhance "PRAGMA integrity_check" so that it verifies CHECK constraints. 
FossilOrigin-Name: 549bae0856004ff65b505175460abd598b30fe57
 2017-02-22 14:15:37 +00:00
dan
1325adf5e9 In sqlite3VdbeHalt(), return as soon as possible if 
Vdbe.magic!=VDBE_MAGIC_RUN. This makes sqlite3_reset() slightly faster in some
cases.

FossilOrigin-Name: 80adc0cb4ed7bacc54b15ac8b5b205403939c8c4
 2017-02-21 21:24:05 +00:00
dan
f0e808c60b Fix an FTS5 problem that could cause a crash when certain queries were 
interrupted using sqlite3_interrupt().

FossilOrigin-Name: e400909f313c317b7b67be6eb867ed61df7383dc
 2017-02-21 17:52:58 +00:00
drh
e324782254 Very small enhancement to dispatch speed for SQL functions. 
FossilOrigin-Name: 3c3228ed16ed8a72630bd56bb9192ee3c7f82093
 2017-02-21 15:27:22 +00:00
mistachkin
4689956b9e Correct a harmless typo in the previous check-in. 
FossilOrigin-Name: 1589db012ef1389bf84399fccf96d143b2ac4c0f
 2017-02-20 23:32:04 +00:00
mistachkin
5e6710ab65 Avoid unsigned integer overflows for SQLITE_WIN32_HEAP_INIT_SIZE when the Win32 heap subsystem is used with very large values of SQLITE_DEFAULT_CACHE_SIZE and/or SQLITE_DEFAULT_PAGE_SIZE. 
FossilOrigin-Name: 96b6a98e5e4cb0ddbfcd78b05bfbfcd8976e9f32
 2017-02-20 19:13:37 +00:00
drh
7e84b377a9 Small grammar simplification. 
FossilOrigin-Name: 0d8a868acd74fb1d076f23fda58b841bb7e6900b
 2017-02-20 14:30:17 +00:00
drh
ad67e66dca Merge fixes from trunk. 
FossilOrigin-Name: ff213f2ef5bf96754a2264685d25546d8b5ccf0a
 2017-02-20 13:11:07 +00:00
drh
99d5b4cde6 Updated comments. No code changes. 
FossilOrigin-Name: e842ad391e62df273a5b1ed569d42ea46d03a99b
 2017-02-18 22:52:40 +00:00
drh
4a54bb5794 Add the OP_SqlExec opcode and use it to implement "PRAGMA analyze_as_needed", 
invoking ANALYZE subcommands as necessary.  This simplifies the implementation.

FossilOrigin-Name: d386015f5e7ecdd951d70db56b7bbd858be7ad90
 2017-02-18 15:58:52 +00:00
drh
eeea412a9d Add the SQLITE_BUG_COMPATIBLE_20160819 compile-time option to omit the error 
message when an unrecognized argument is provided to the VACUUM command.

FossilOrigin-Name: 491814272dce7e937b4734fcbc2ad69e12377b56
 2017-02-18 13:47:11 +00:00
drh
dfe11bae99 Fix errors in the table resize detection. 
FossilOrigin-Name: 4229caec0b60a1617b9d5ff94b47271cbd7be1e0
 2017-02-18 02:42:54 +00:00
drh
182e84c116 In the analyze_as_needed pragma, avoid running unnecessary OP_LoadAnalysis 
and OP_Expire opcodes.  Make the analyze_as_needed pragma responsive to the
schema name.

FossilOrigin-Name: 882599a4a7ea92c9e7752e0745475508e58a11c3
 2017-02-18 02:19:02 +00:00
drh
f196972c73 Fix the #endif location for an #ifndef SQLITE_UNTESTABLE macro in the 
command-line shell.

FossilOrigin-Name: 8cc9d74c176a78aeebfbb39198c21b5dd547ff52
 2017-02-17 23:52:00 +00:00
drh
5e98e838da The analyze_as_needed pragma now responds to table size growth and will 
automatically rerun the analysis after each 10x size increase.

FossilOrigin-Name: bfbdd07409688fac4ccddbab3639745f6152e23d
 2017-02-17 19:24:06 +00:00
drh
72052a73a3 Add the "PRAGMA analyze_as_needed" command. 
FossilOrigin-Name: e93db2373127d31d33ec46ef918fa9386bb664a6
 2017-02-17 16:26:34 +00:00
drh
a3928dd7be Set the TF_StatsUsed flag on tables when the query planner outcome is 
affected by the sqlite_stat1 data.  Also, change the column names of the
"PRAGMA stats" command so that they are not keywords.

FossilOrigin-Name: fb2b8ae8310e4ea4b42354bbf36c3084a9d5c6d7
 2017-02-17 15:26:36 +00:00
drh
33bec3f5e8 Enhance the Index and Table objects so that they remember if their stats come 
from the sqlite_stat1 table.  Make the "PRAGMA stats" an SQLITE_DEBUG only
pragma.  Add the flags column to "PRAGMA stats".  These are all preliminary
steps toward a "PRAGMA analyze_ifneeded;" feature.

FossilOrigin-Name: 85026c8ee143bbd46565660fff8346ef81421546
 2017-02-17 13:38:15 +00:00
drh
7898bfff26 Fix a test case that was made to fail by the LIKE optimization enhancement 
in check-in [158290c0ab] but which went unnoticed because test builds were
running with ICU enabled and ICU disables the LIKE optimization.

FossilOrigin-Name: 218b2bbb0de07288889f6762d4461ea8acd78969
 2017-02-17 02:04:31 +00:00
drh
2b44fd94ba Enable the ".wheretrace" and ".selecttrace" extensions in the command-line 
shell when compiled on Windows using DEBUG=3 or higher.  Fix a harmless
warning in the shell that comes up when compiled this way.

FossilOrigin-Name: 8a03be1dc42737ba0712d33f639ea26dc243b20e
 2017-02-17 01:43:51 +00:00
drh
e9ba910f0d Change the name of WhereInfo.pDistinctSet to pResultSet, since it is now 
used for more than just DISTINCT processing.

FossilOrigin-Name: 9fc5cd505fe6ab043519d68e999d2285e22452af
 2017-02-16 20:52:52 +00:00
drh
5c258dc1cc Change two MallocZero() calls into MallocRaw() to avoid unnecessary memset(). 
FossilOrigin-Name: ff5e733cbffd73faa4046e0f1c7f24bb6e131738
 2017-02-16 17:18:07 +00:00
drh
c5f4816fc5 Fix a comment on a field of the ExprList object. No changes to code. 
FossilOrigin-Name: bb8e264227175fc93f1c86a0083f8ad6c4ce2dc7
 2017-02-16 16:26:53 +00:00
drh
6f271a421d Increase Table.tabFlags from 8 to 32 bits. 
FossilOrigin-Name: 7e14044c65f64322769bcad4640a5896be0a1687
 2017-02-16 15:57:30 +00:00
drh
b6bf97b384 Remove two redundant initializations from the virtual table logic. 
FossilOrigin-Name: 6bd82b95a6b78bb60569af4da58ef4b9f997fe7b
 2017-02-16 15:06:06 +00:00
drh
44266ec651 Always use the IsVirtual() macro to determine if a Table object is a virtual 
table.  Slightly smaller and faster code.

FossilOrigin-Name: 6affb1c89d87288cad87dde5a533832cdf06b8aa
 2017-02-16 14:48:08 +00:00
drh
3a3b420abb Query planner optimization to detect empty tables in a join early and bail out 
without doing excess work.

FossilOrigin-Name: 58797e9bafa95709e0f706a15f42f93b409e2db5
 2017-02-15 22:36:15 +00:00
mistachkin
0d5b3b7665 Minor enhancement to mutex tracing on Win32. 
FossilOrigin-Name: 830b9235673be55f0c932fb157de03725e648c25
 2017-02-15 18:30:57 +00:00
drh
dc5ece86ae Remove the CLANG_VERSION macro, since we have learned that version numbers in 
clang are "marketing" and are inconsistent and unreliable.  Builds using clang
will still use the GCC_VERSION macro since clang works hard to be gcc
compatible.

FossilOrigin-Name: 810d29320b853b3a01aa50d8f2a0bceacf79e0aa
 2017-02-15 15:09:09 +00:00
mistachkin
d742367ab5 Further reforms to Tcl_*Alloc() usage. 
FossilOrigin-Name: ee1e689633e517ce46307b9afbf1eda03482c928
 2017-02-15 04:16:56 +00:00
mistachkin
dd22c09af8 In the blob test code, avoid crashing on low-memory systems by using Tcl_AttemptAlloc(). 
FossilOrigin-Name: 1d267757a89d9267ee9c201373f801eb9772ab04
 2017-02-15 01:39:28 +00:00
drh
0c5cd969b8 Clarification of the help text for the command-line shell. 
FossilOrigin-Name: ca4f1e4962df64ae756c286f3795af7d6f692cdd
 2017-02-14 21:47:46 +00:00
drh
7e4acf7b44 Enable the SQLITE_ENABLE_NULL_TRIM option for WITHOUT ROWID tables. 
FossilOrigin-Name: 54836270c9c0bfa5910f7ad74ec238b9d7ddee5f
 2017-02-14 20:00:16 +00:00
drh
d2f92c26d5 More realistic lengths of string values in speedtest1 with --testset orm. 
FossilOrigin-Name: e4731fd65f9698817690b741cc454f25e8e871e6
 2017-02-14 16:30:13 +00:00
drh
a829054049 Fix a testcase number on the ORM testset of speedtest1. 
FossilOrigin-Name: 58b2f911eec2e3eb9944dd6d8573ff5c7bd43f70
 2017-02-14 15:58:58 +00:00
drh
a8207f488f Add the new "--testset orm" to the speedtest1 utility. 
FossilOrigin-Name: 1836adc1d1f8e496ae0a07bf0fc933a19dc8fee5
 2017-02-14 15:57:11 +00:00
drh
d879e3eb8d Change all legacy instances of "#if SQLITE_DEBUG" to "#ifdef SQLITE_DEBUG" for 
consistency.

FossilOrigin-Name: 670f10b24230863688270d12ac519609ade2302b
 2017-02-13 13:35:55 +00:00
drh
30a5831c45 Fix typos in using the MSVC_VERSION macro. 
FossilOrigin-Name: f3b65926b1f439adb95e3bbce8e58785b8cf8427
 2017-02-13 13:26:33 +00:00
drh
ac279be98e Avoid a duplication #define in FTS5 
FossilOrigin-Name: c447441cff1884d6fe5f0a76d64b3e7d908584a1
 2017-02-13 13:20:02 +00:00
drh
f9463dfbcf Fix indexes on expressions so that they can be actually used with 
a COLLATE clause.

FossilOrigin-Name: e464b919f76520b45bb58983c6702db59d820ee4
 2017-02-11 14:59:58 +00:00
drh
13ac46eea2 Ensure that indexed expressions with collating sequences are handled 
correctly.  Proposed fix for ticket [eb703ba7b50c1a5].

FossilOrigin-Name: 9689d04b8250139e32078b2aa9748edcc6231bcd
 2017-02-11 13:51:23 +00:00
drh
653a5f4e71 Bump the version number up to 3.18.0. 
FossilOrigin-Name: 7520c238558346d421e3c24cb7d17a54d1aa56b2
 2017-02-10 21:40:04 +00:00
drh
1c84bd4787 Enhance the LIKE optimization so that it works for arbitrary expressions on 
the LHS as long as the pattern on the RHS does not begin with a digit or
a minus sign.

FossilOrigin-Name: 158290c0abafde67ee3f2363f0b6646887841df3
 2017-02-10 21:37:57 +00:00
drh
2c338a9d9a Add the "," flag to printf(). 
FossilOrigin-Name: 064445b12f99f76e9a12957be97edd520ab3ae27
 2017-02-10 19:38:36 +00:00
drh
a39284bfa8 Cleanup the usage of the SQLITE_DISABLE_INTRINSIC compile-time option. 
Remove the SQLITE_RUNTIME_BYTEORDER compile-time option.  Use
-DSQLITE_BYTEORDER=0 instead.  Fix a bug in R-Tree that occurs when compiling
on a known little-endian machine without the use of intrinsic byteswapping
functions.

FossilOrigin-Name: 798fb9d70d2e5f95e64237b04d6692360133381a
 2017-02-09 17:12:22 +00:00
dan
ad3b4c078e Avoid preparing a SELECT statement each time an UPDATE or DELETE by docid is 
executed against an fts3 table.

FossilOrigin-Name: 1afec5758b624e6a066d4e7ef50695095e9d7ff1
 2017-02-08 19:12:36 +00:00
dan
18fdde21b8 Avoid preparing a SELECT statement each time an UPDATE or DELETE 
by docid is executed against an fts3 table.

FossilOrigin-Name: 9962c10a5c6672bd82b2bf640d878fcdac0b815a
 2017-02-08 19:10:47 +00:00
mistachkin
40b84365e4 Typo fixes in comment. No changes to code. 
FossilOrigin-Name: c09dd5c0befaf5028abfead8114bd74a30ffe5d4
 2017-02-08 18:13:46 +00:00
drh
087a29c78b Always invoke the xRoundup() method of the memory allocator before calling 
xMalloc().

FossilOrigin-Name: 77b470b0df73dc5ae5ad2f0170ef7c50558c7c88
 2017-02-08 16:01:57 +00:00
drh
0356ebd0a5 Round up the size of all memory allocations to a multiple of 8 bytes when 
using the system memory allocator.

FossilOrigin-Name: c46e06fab4465128ac3364bafef5fa3d016796d0
 2017-02-08 12:18:05 +00:00
drh
ec26ce3328 When generating the hash on the sqlite_master table in dbselftest, use an 
ORDER BY clause, since the sqlite_master table is reordered by VACUUM.

FossilOrigin-Name: c8bfd99b96608a08f934f46b4e1a4d0f1cc69ea7
 2017-02-07 21:44:40 +00:00
mistachkin
953fbd16af MSVC makefile enhancments for several command line tools and the session extensions. 
FossilOrigin-Name: fc1dfe870279531d77ffb18a9ca4b4dcbc7aab8d
 2017-02-07 21:09:34 +00:00
drh
134e527091 Fix harmless compiler warnings in dbfuzz. 
FossilOrigin-Name: 61242267824135a9d5438ec15e3352a2f21dc2fc
 2017-02-07 21:00:44 +00:00
drh
b67e175448 Fix harmless compiler warnings in kvtest.c 
FossilOrigin-Name: db6b39937dd9d6fcd5fcc582c8dd529caad755da
 2017-02-07 20:57:00 +00:00
drh
cbc65e5f4f The dbselftest utility now generates hashes in the selftest table with --init. 
It also accepts multiple database files on the command-line.

FossilOrigin-Name: e68829c9bbc69bf4a0dc057e0a6e977f2fac79be
 2017-02-07 20:51:38 +00:00
dan
18b20c981d Omit fts5fault1.test from the inmemory_journal permutation. 
FossilOrigin-Name: cb1e83f9583bf93ce7583d9f5e97272e2d43cfb8
 2017-02-07 19:36:14 +00:00
dan
a7fc253d42 Update a test parameter in malloc5.test to account for the increase in default 
lookaside buffer size.

FossilOrigin-Name: be82d5ae20ba62a165bdc28766a8dc8049abcac6
 2017-02-07 19:23:51 +00:00
drh
b9e9bc1de6 Add the initial version of the "dbselftest" utility program. 
FossilOrigin-Name: 1fcac8365e0f7bcfd55442d718da6626c864d45a
 2017-02-07 17:36:12 +00:00
dan
2e9dceb432 Update an error message in corruptC.test. 
FossilOrigin-Name: 722e57fe61162a82b8001c7b1d3e06174caa90b9
 2017-02-07 16:15:48 +00:00
dan
9fcb6ddc1e Fix a build problem affecting non-amalgamation rtree builds. 
FossilOrigin-Name: bb7f445ba1df53cd4a169612b18fc533016102b7
 2017-02-07 14:45:18 +00:00
dan
821fad51b4 Fix a test case to account for the fact that sqlite3_blob_reopen() now returns 
SQLITE_IOERR_NOMEM instead of SQLITE_NOMEM if an OOM occurs in the VFS layer.

FossilOrigin-Name: e11cc52389f61f6421179281877b119c02286121
 2017-02-07 14:22:39 +00:00
drh
364ca6a90e Fix SQLITE_BYTEORDER #defines in R-Tree when compiled separately from the 
amalgamation.

FossilOrigin-Name: a136609c98ed3cc673c5a3c2578d49db3f2518d1
 2017-02-07 13:51:48 +00:00
drh
edd9bcb372 Make the cellMargin() routine of R-Tree slightly smaller and faster while also 
fixing a harmless compiler warning.

FossilOrigin-Name: 07fe6228208684d579c4f6c334c90eb6262a9233
 2017-02-07 12:58:38 +00:00
drh
76f63789f2 Back out [ec8ff892ac] which is causing missed OOM errors on some tests. 
FossilOrigin-Name: 0611770d6a2fcb9fa0bedee19df9916820ae8f3b
 2017-02-07 03:44:42 +00:00
drh
b18bf843f7 Fix a minor typo in a comment in R-Tree. No changes to code. 
FossilOrigin-Name: f77ee9e941f22b0b2e88871df4466fdde9cde131
 2017-02-07 00:55:47 +00:00
drh
04128ace8d Remove a small amount of unnecessary code from R-Tree. 
FossilOrigin-Name: e5aea894267addb4dc9b21de24a20417b0be508a
 2017-02-06 16:52:32 +00:00
drh
943aa77a8a Add the "max-limits" utility program to the tools/ subdirectory. 
FossilOrigin-Name: c54173b6c1acbb41ed9c323099e94b8e02c6c895
 2017-02-06 15:27:44 +00:00
dan
809955b504 Fix a bug in kvtest causing "init --variance 0" runs to generate single byte 
blob values only.

FossilOrigin-Name: 6b0276f968d3c6430076c6e540907cf840d0f398
 2017-02-06 07:37:50 +00:00
drh
9630f3ba08 Remove incorrect testcase() macros from R-Tree. 
FossilOrigin-Name: 853a58a75ecbd01ebbf7e07fbd8c4fc9bef54a99
 2017-02-06 01:19:07 +00:00
drh
238390c3b4 Simplification to the error handling to extension loading in 
sqlite3_open().

FossilOrigin-Name: ec8ff892ac9c6a8f81bcf69f1933f4bb69faa743
 2017-02-04 20:15:51 +00:00
dan
ff677b20fc Allow sqlite3session_apply() to apply changesets to tables that have been 
extended using ALTER TABLE ADD COLUMN.

FossilOrigin-Name: b20ff81ff9c8af500ea96e0ba9d34524220a89f1
 2017-02-04 17:33:30 +00:00
drh
fe05491b87 In RTREE, use an sqlite3_blob object rather than an sqlite3_stmt object 
for reading content out of the %_node shadow table.

FossilOrigin-Name: 97ccf3e4de11ffea46993cb7fb7ab559b9810705
 2017-02-04 14:24:05 +00:00
drh
010e312f8f Close sqlite3_blob objects on xSync rather than waiting until xCommit. 
FossilOrigin-Name: 95ee745fceb4a48c683f34c404c380fe5e7d684a
 2017-02-04 13:12:12 +00:00