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17624 Commits

Author SHA1 Message Date
drh
eafc6dfe2b When reusing a materialized view, make sure the estimated number of 
output rows is correctly initialized to avoid confusing the query planner.

FossilOrigin-Name: 87aceb417a813a2925b636cffa660fe25f3b7e3b3c84bb2108951bf0af644376
 2017-06-11 19:51:36 +00:00
drh
e46c63d565 Fix the sessiondiff test module so that it does not run if the session 
extension is not enabled.

FossilOrigin-Name: 8f92b7a6223a69304dc8a6ab3b43a49cbb87f572a1e65d8a0c6dc09fca38e1a8
 2017-06-11 19:40:34 +00:00
drh
c62aab5ba8 Fix a potential null-pointer deference following OOM introduced by 
check-in [e39795d7] (unreleased).

FossilOrigin-Name: a2f77285fa44df86863eed576271f1030ec60f15480daf175908c5082c27774b
 2017-06-11 18:26:15 +00:00
drh
c097b309aa Update the documentation to make it clear that the table name parameter 
to sqlite3_table_column_metadata() may not be NULL.

FossilOrigin-Name: 2881ab1ed24ed72760086785bdf224c4e687cf39a02fd349ae13c6e1235e24da
 2017-06-09 11:43:53 +00:00
drh
c5d353fb33 Adjust the implementation of the ".selftest" feature of the shell to avoid 
using the deprecated sqlite3_get_table() interface.

FossilOrigin-Name: 3168e2c92ad0a0dafc78a27ee1d87ac89f426585f506f418a0182141335dc68b
 2017-06-09 02:27:49 +00:00
drh
d96cc6fbcb Add a testcase() to confirm that an OOM on sqlite3DbStrNDup() is handled 
correctly in trigger.c.

FossilOrigin-Name: 343e55992f503efa662e49bb0f3c0d798defd0a11f2ee1c36968902fa7e06823
 2017-06-08 14:35:21 +00:00
dan
ca66f6c6f4 Ensure pointer map entries are always added when a row that does use overflow 
pages replaces one that does not in an auto-vacuum database. Fix for
[fda22108].

FossilOrigin-Name: b30dfba811cb531b09ff2e71a1a18ed53c816cb39155dd52ca3e2701425fe17b
 2017-06-08 11:14:08 +00:00
drh
cc97ca4c08 In SQLITE_DEBUG mode, attempt to log the page number of the database that 
contained the problem when SQLITE_CORRUPT errors are seen.

FossilOrigin-Name: e39795d7d798d5249c7bd2a0f6ff891b455f4300a3d638c39a4668323b367666
 2017-06-07 22:32:59 +00:00
drh
d1417ee1cb Add the SQLITE_DEFAULT_ROWEST compile-time option for changing the estimated 
number of rows in tables that lack sqlite_stat1 entries.

FossilOrigin-Name: 234ede26e30f20e6c33002739ed8be35dbfb5c77700bd857ff31072b9b7df347
 2017-06-06 18:20:43 +00:00
drh
cf1393df94 Fix a subtle bug in the remember UDF of the kvtest.exe utility program. 
FossilOrigin-Name: 9eea3670e77e2f831b7c00ae2d65a5583f9cad626d9ab286f92582ef29ecd4e3
 2017-06-05 19:20:35 +00:00
dan
b1d66c5986 Fix a bug in test_fs.c that occurs when the first component of a path contains 
a GLOB or LIKE escape character.

FossilOrigin-Name: 73c70590d7689806901378cd2a7e167ec4339f886031369266e07868acd23b93
 2017-06-05 16:33:53 +00:00
drh
a4327e65bb For the kvtest utility, add the --vacuum option to "kvtest stat" and also 
run PRAGMA integrity_check with "kvtest stat".

FossilOrigin-Name: f3c25df4562efda2adeb211a4cc893246354917849a0fa4d95da3d7970e9588e
 2017-06-05 13:28:17 +00:00
drh
64bf76d2b2 Fix the column width deduction logic in the command-line shell to account 
for multi-byte utf8 characters.

FossilOrigin-Name: ed0842c156ab1a78d5d00d3a55dab5e3f08cd349328d606724688f1528df3f6b
 2017-06-05 12:29:26 +00:00
drh
3b77506ba5 Omit some of the fstree tests in vtabH if the PWD contains LIKE wildcards. 
FossilOrigin-Name: ead29f9cb757a5f9921086e3bb4998f60e0d6cfcf41ef0f9a230b365b6226947
 2017-06-05 10:31:03 +00:00
drh
4c88348729 Initialize a variable to zero to prevent an (incorrect) compiler warning of 
it potentially being uninitialized.

FossilOrigin-Name: 65182ce041b30cd0193b958eca975b720fe5200a868baba1e633e49433d86813
 2017-06-03 20:09:37 +00:00
drh
5930f663a1 Fix the SQLITE_PTR_TO_INT macro so that works on recent versions of LLVM on 
Macs.

FossilOrigin-Name: c4089ffbdb4b3467648c97044b0d3085da7128103079b686f608efde83c7df30
 2017-06-03 19:16:29 +00:00
drh
629a75f69a Remove unused header file from kvtest. 
FossilOrigin-Name: dd7e043f7c9e16cd98a273b7105fa74bdd14a93db8cd5bde064cc1c40591155c
 2017-06-03 18:27:49 +00:00
drh
1346fdad65 In kvtest, add the ability to work with a hierarchy of files on disk, 
in addition to having all files in the same directory.

FossilOrigin-Name: f568f666c85ab9b80592927dc033cfd65bd4415576cf5b3beaf300d68a8e074e
 2017-06-03 17:24:04 +00:00
drh
16d62901a3 Add the --nocheckpoint and --multitrans options to kvtest. 
FossilOrigin-Name: 5828633c2392274b6863b50eaffbb2a176a4d892e83542824a9a3f0d1b62c967
 2017-06-03 15:17:21 +00:00
drh
f151890791 Add the --fsync flag to kvtest, and document the --nosync flag. 
FossilOrigin-Name: 7fdc78a672b2ea6187dcb5fdf32f809bb8e4d501e2434f2233edc3bc2e3acc7c
 2017-06-02 23:32:17 +00:00
drh
a2e71ced79 Work toward enhancing kvtest to measure write performance. 
FossilOrigin-Name: fc73e7d2f16386f96c55c42f9830193f7c178521a7ad90c3117b85ef629b5ce4
 2017-06-02 19:31:46 +00:00
drh
170ad68a40 Change the name of the OP_Seek opcode into OP_DeferredSeek for better 
clarity of function.  No functional code changes.

FossilOrigin-Name: ab33d299c7dab52703d06f3441c8a98c6c809b2612ec65d71aab2919bd2b1540
 2017-06-02 15:44:22 +00:00
drh
6c2d94f928 Fix a typo in the header comment of the "series.c" virtual table extension. 
FossilOrigin-Name: d637feb4e3032ee0067c204b56d2af5f7eab228e645f2e77b0b043c2b299724d
 2017-06-02 13:16:54 +00:00
drh
c5e56b3473 Add a comment to the Lemon documentation regarding the security of the 
lemon.exe command-line tool.

FossilOrigin-Name: 4c2458c1908181dc2f6bc594395c06d015fcbd78f5d3472f07a6a3909be9673c
 2017-06-01 01:53:19 +00:00
drh
cdbb126be7 Add the SQLITE_STMTSTATUS_MEMUSED opcode to sqlite3_stmt_status() 
for finding the heap memory usage by a single prepared statement.

FossilOrigin-Name: c26cf978eead1c9d265eddabaa421e7735b472fcf2792cd2bdeb0901bcf3fb44
 2017-05-31 17:30:08 +00:00
drh
3528f6b62b Add the SQLITE_STMTSTATUS_MEMUSED option for sqlite3_stmt_status() that reports 
the amount of heap memory used for a single prepared statement.

FossilOrigin-Name: b57d510465458dec5b5fc778fd6e8833392964201f9febebf526e60a543da0c2
 2017-05-31 16:21:54 +00:00
drh
6b37e0adc9 Add the experimental "stmts" virtual table for introspection of prepared 
statements.

FossilOrigin-Name: cb4c5c66aba757356da3b8ec3c66a5c8c40e180b3360638ac634f7787404a5b1
 2017-05-31 16:09:04 +00:00
drh
d4ab003d4e Avoid allocating excess memory to the KeyInfo objects. 
FossilOrigin-Name: df7859435161f3ecf36635ce574bf73573516a1f2c6e75be320619364e7067d1
 2017-05-31 13:45:59 +00:00
drh
d5bdd5effb Remove a completely unnecessary memset() from the INSERT code generator. 
FossilOrigin-Name: 7d58836b9db1293a3a6581af4358b7c91a588efd5c9b2df384803f3855ff87a8
 2017-05-31 13:27:15 +00:00
drh
b8a1290a28 Very small performance increase in sqlite3VdbeSetNumCols(). 
FossilOrigin-Name: 8885b4461044ae8ecdfe1b9aa47f4aad65efabc98e3fcd9e307a06504fab34c6
 2017-05-31 11:24:13 +00:00
drh
02f18cc5ac Reorder fields in the PgHdr object for a performance increase. 
FossilOrigin-Name: 326e63d71e0e164c5bcd1f74772cb4071b82daf6f04a5d440b985bace5a4c941
 2017-05-31 03:20:39 +00:00
drh
a8b9793c86 Avoid unnecessary memory zeroing during expression list allocation. 
FossilOrigin-Name: de28e6514a42438411e2c9d833ba660108128ca86d0b90f32925fb73195f4862
 2017-05-31 02:58:30 +00:00
drh
d03257c141 Size and performance optimizations to sqlite3ResolveExprNames(). 
FossilOrigin-Name: af8c0fed93c830c50641d95691bb507c31947a15529aba2a88bfaa66b3a3287a
 2017-05-31 00:49:40 +00:00
drh
2ab792e4c0 Change sqlite3BtreeNext() and sqlite3BtreePrevious() so that they return 
SQLITE_DONE if they have already reached the end (or beginning) of the table.
This gives a performance increase and size reduction.

FossilOrigin-Name: e972a3860892022d57b26ec44ce0fbadc61c1ff54b7a10b7e82390db88d323a7
 2017-05-30 18:34:07 +00:00
dan
d26d2c7de2 Omit a test of codepoint 0x202F (non-break narrow space) from the fts3 ICU 
tests. Different versions of ICU apparently handle this obscure codepoint
slightly differently.

FossilOrigin-Name: 69ae688982d6cb9f859f5643c315a1dc5ba76ad35553ecea8329a75ee70a87b1
 2017-05-30 18:14:47 +00:00
drh
e70d01f143 More efficient error handling and reset in the binding mechanism. 
FossilOrigin-Name: 9a3e3b34ba6eafce2f560c13225a3673e18d696b29295b59d958e938fa593baf
 2017-05-29 22:44:18 +00:00
drh
1e669f02bc Omit unnecessary fstat() calls for determining the database file size, 
resulting in smaller and faster code.

FossilOrigin-Name: dd61c736775c53450821327495276485dced7935d0b4b5ebd17662731afc8adb
 2017-05-29 17:59:29 +00:00
drh
8c9ed054b3 Fix an issue with OPT_FEATURE_FLAGS in configure.ac. 
FossilOrigin-Name: 43ce3bd3a4b41ea757e308e563d6c1bf7f9c09f10e4766c536d0bf1042c45613
 2017-05-29 17:43:06 +00:00
drh
77f6af2b96 Avoid unnecessary fstat() calls to determine the database size when 
transitioning into a read transaction on a rollback-mode database.

FossilOrigin-Name: 6c3476b513965df22d648f9a1b99733af753b44d51163cc7d42a69bf562300e1
 2017-05-29 16:45:45 +00:00
drh
5f5a2d1c3c Avoid unnecessary calls to fstat() to determine the database file size. 
FossilOrigin-Name: c733a1dea37e4678e7bd0d3d0ca9b8eae1fbdc28615f75d8f1e5141aa53567d9
 2017-05-29 14:57:23 +00:00
drh
8abc54e2e8 Fix a typo in a comment. No code changes. 
FossilOrigin-Name: cb29b838886769afe866b1172e3d5d7e36387149b79c51f91cf59da3f4a5f25b
 2017-05-29 14:30:46 +00:00
drh
979dd1be57 Optimizations to the Walker object and its methods to make the code a little 
smaller and to help it run a little faster.

FossilOrigin-Name: 6854a34ed708259f2280f7ee56cec09f7fc99810dc739dc2814ddeae286aa2c4
 2017-05-29 14:26:07 +00:00
drh
d8a295669c Correctly initialize the iSelectId of FROM clause terms that are a self 
join of a reused materialized subquery.  Without this, the EXPLAIN QUERY PLAN
output for the query will identify the subquery using the uninitialized
(and arbitrary) iSelectId.

FossilOrigin-Name: 43c9ae371f6250fee98a7c4011726eff8ad37f5a97add4f490ac3a2dd501a0d2
 2017-05-29 13:09:24 +00:00
mistachkin
e16a350f17 Improve shell help text for the '.open' command. 
FossilOrigin-Name: 7cc940a97efc096ff3725710f526c06f52453bd923fb9e825ce6990275df747a
 2017-05-29 03:48:13 +00:00
drh
ae2ac854b3 Smaller and faster vdbeSorterCompareText(). 
FossilOrigin-Name: 542dc4c5eb87017fe03b6c181e779993aa84564785e1177ccf937d52f985593b
 2017-05-27 22:42:36 +00:00
drh
14e845a9d4 Small performance increase and size decrease in the btreeInitPage() routine. 
FossilOrigin-Name: 6f415833e0554706dcf04f68ecba4ca2e54c08f3bbf6a1dba182bb132c912a2e
 2017-05-25 21:35:56 +00:00
drh
137c46f8b6 Merge the LEFT JOIN query flattener fixes from 3.19.2. 
FossilOrigin-Name: 6513e4a121e32df7e5cd95f47cdf8049b85bdbcb378cf23db29838fb1143d3ce
 2017-05-25 17:27:52 +00:00
drh
65ff63ea62 Version 3.19.2 
FossilOrigin-Name: edb4e819b0c058c7d74d27ebd14cc5ceb2bad6a6144a486a970182b7afe3f8b9
 2017-05-25 16:50:27 +00:00
drh
dc6de47925 The SQLITE_EXTRA_IFNULLROW compile-time option causes OP_IfNullRow opcodes 
to be issued for references to the right-hand side table of *any* flattened
join, not just LEFT JOINs.  This puts extra stress on the OP_IfNUllRow opcodes
for testing purposes.

FossilOrigin-Name: 1a074c8a2bc0b28918ef905339d11a21d30101b4ea8c06c8b3faca7d17237538
 2017-05-25 11:39:50 +00:00
drh
074ce1e7fd The TK_IF_NULL_ROW expression node must be treated as a variable that 
references the table Expr.iTable.
Proposed fix for ticket [7fde638e94287d2c].

FossilOrigin-Name: b30a364a12d9865242b1444984cd25ee126dc69108d5c6a2d4b35df184437fe9
 2017-05-25 00:28:36 +00:00