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SQLite training in Houston TX on 2019-11-05 (details)
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86 check-ins using file src/vdbe.h version bfd84bda

2008-05-01
02:47
Test versions of getVarint functions. The updates essentially utilize loop unrolling and some shifting/anding tricks to minimize the number of logical operations required. (CVS 5072) check-in: 682dc24d user: shane tags: trunk
2008-04-30
16:38
Add comment to speculate when setting journal_mode=OFF on VACUUM does not help performance. No changes to code. (CVS 5071) check-in: 9c8b4bab user: drh tags: trunk
15:55
Improved option handling in speedtest8.c. Added -quiet and -priority options. Added reporting of total user and system time. (CVS 5070) check-in: aa59974e user: shane tags: trunk
08:56
Fix test for buffer overrun in unixGettempname(). Fix for #3091. (CVS 5069) check-in: fc0ca647 user: danielk1977 tags: trunk
2008-04-29
15:38
Zero the per-pager temporary space allocation to avoid warnings from valgrind. (CVS 5068) check-in: f854ae57 user: drh tags: trunk
15:22
Fix a potential buffer overrun in sqlite3_mprintf() when a non-terminated string is passed to a "%s" format with a precision specifying the number of bytes to copy. (CVS 5067) check-in: 1f5b1841 user: drh tags: trunk
00:15
Always convert IEEE NaN into NULL. Ticket #3060. Add test cases to verify that this is happening. (CVS 5066) check-in: 9b07e59e user: drh tags: trunk
2008-04-28
20:35
Allow SQLITE_MAX_COLUMN to be set to zero at compile-time in order to disable the checks. Also SQLITE_MAX_EXPR_DEPTH. Ticket #3069. (CVS 5065) check-in: e6f71abb user: drh tags: trunk
20:27
Add test cases to verify that multiple virtual tables can be updated within a trigger and that xSync, xCommit, and xRollback are never called except following xBegin or xCreate. Ticket #3083. (CVS 5064) check-in: 76175199 user: drh tags: trunk
18:46
Make sure that transactions are started on all virtual tables that changes in a single statement, not just the first. Ticket #3083. Need to add test cases. (CVS 5063) check-in: 133b7ee5 user: drh tags: trunk
17:41
Modified Varint32 functions to disable code for single-byte handling as it is already handled by their respective macro forms. (CVS 5062) check-in: be10f5dd user: shane tags: trunk
17:12
Add tests to create and drop a virtual table during a recursive call from an application-defined function. Ticket #3080. (CVS 5061) check-in: d4d6eff3 user: drh tags: trunk
16:55
Change the implementation of the NaN recognition to be more cross-platform. Ticket #3089. (CVS 5060) check-in: 07fd9a8c user: drh tags: trunk
16:19
Fix a shared-cache mode problem triggered when sqlite3_open16() was used to open the second or subsequent connections to a utf-8 database. (CVS 5059) check-in: 20946bf6 user: danielk1977 tags: trunk
15:23
Work around a NaN bug in some versions of Tcl. (CVS 5058) check-in: 7bf8213c user: drh tags: trunk
13:02
Changes to test scripts to accommodate different architectures and different versions of Tcl. (CVS 5057) check-in: 8eb2c07c user: drh tags: trunk
12:54
Restore the #include of stdint.h removed in (5051). (CVS 5056) check-in: e96e8b9b user: drh tags: trunk
2008-04-27
22:48
Delete requirement F12764 as it has never been implemented and the same effect can be easily achieved by other means. Ticket #3085. (CVS 5055) check-in: fadeed99 user: drh tags: trunk
22:29
Fix the documentation to agree with long-standing behavior for the sqlite3_bind_parameter_name() interface on an ?NNN parameter. Ticket #2975. (CVS 5054) check-in: df9991d5 user: drh tags: trunk
22:19
Allow multiple occurrances of %include in lemon input files. Ticket #3001. (CVS 5053) check-in: f22fa11b user: drh tags: trunk
18:45
Fix the lemon parser generator so that it works again with the "error" symbol. Ticket #3079 (CVS 5052) check-in: 20ed7492 user: drh tags: trunk
18:40
Remove all references to sqlite3_intptr_t. (CVS 5051) check-in: 6a94d197 user: drh tags: trunk
2008-04-26
13:39
Use "(void)" function arguments in declarations instead of "()". Both are legal but some pedantic compilers complain about the latter. Ticket #3086. (CVS 5050) check-in: a4149ca3 user: drh tags: trunk
2008-04-25
12:25
Clarify some comments. No changes to code. (CVS 5049) check-in: 7f805392 user: drh tags: trunk
12:10
Add test cases to prove that ticket #3082 has been fixed. (CVS 5048) check-in: 776e7024 user: drh tags: trunk
00:08
Candidate fix for ticket #3082. Test cases needed. (CVS 5047) check-in: f6313311 user: drh tags: trunk
2008-04-24
22:57
Remove two more unused files. (CVS 5046) check-in: a400faf5 user: drh tags: trunk
19:15
Consolidated varint macro usage from btreeInt.h, vdbe.c, and vdbeaux.c into sqliteInt.h and made their use consistent. Slight improvements to varint32 macros. (CVS 5045) check-in: 0d04ccd9 user: shane tags: trunk
12:38
Fix a problem with the test scripts caused by not cleaning up the global tcl namespace. (CVS 5044) check-in: 44049239 user: danielk1977 tags: trunk
12:37
Fix an assert() failure that can occur if "journal_mode=off" is used in a build with the atomic-write optimization enabled. (CVS 5043) check-in: 709d17b1 user: danielk1977 tags: trunk
12:36
Fix a crash that can follow a malloc() failure in malloc7.test. (CVS 5042) check-in: 85eedad1 user: danielk1977 tags: trunk
09:49
Ensure that it is not possible to open either virtual table or view columns using the blob API. Ticket #3078. (CVS 5041) check-in: 6039328f user: danielk1977 tags: trunk
08:56
Minor change to comment on sqlite3_blob_read(). No code changes. Ticket #3072. (CVS 5040) check-in: adb4bc5a user: danielk1977 tags: trunk
08:36
Remove redundant assert() statement from vdbeaux.c. Ticket #3065. (CVS 5039) check-in: 3cba1166 user: danielk1977 tags: trunk
08:31
Add version comment to vdbeaux.c. No code changes. Ticket #3066. (CVS 5038) check-in: d667add4 user: danielk1977 tags: trunk
2008-04-23
23:03
We should better not pass open file handles to child processes, so add respective flag for DosOpen(). (CVS 5037) check-in: 1518e854 user: pweilbacher tags: trunk
2008-04-22
17:15
Always sync the journal file after zeroing out the header. (CVS 5036) check-in: 5896ae3d user: drh tags: trunk
14:31
Avoid non-contiguous writes when creating a journal header. (CVS 5035) check-in: dfacddbb user: danielk1977 tags: trunk
2008-04-19
20:53
Add some tests for journal_mode=off. Need to come up with a way of handling rollback attempts when there is no journal. (CVS 5034) check-in: e29b870e user: drh tags: trunk
20:34
Continuing work on journal_mode. Journal_mode=persist now appears to be working, though additional testing would be welcomed. (CVS 5033) check-in: 277e4099 user: drh tags: trunk
14:40
Comment and variable-name cleanup in where.c. Add testcase() macros to insure adequate test coverage of table-driven logic. (CVS 5032) check-in: adcef73b user: drh tags: trunk
14:06
Fix a typo in the documentation on sqlite3_open_v2(). (CVS 5031) check-in: f7b62daa user: drh tags: trunk
2008-04-18
11:31
Remove unused code from OP_IdxLt and OP_IdxGE. (CVS 5030) check-in: df02175e user: danielk1977 tags: trunk
10:25
Combine cases 3 and 4 in where.c, since case 4 is now a special case of case 3. (CVS 5029) check-in: 9a976819 user: danielk1977 tags: trunk
09:01
Allow OP_MoveGt and similar to use an array of registers instead of a serialized record. Modify one type of index range scan to use this. (CVS 5028) check-in: c448f15a user: danielk1977 tags: trunk
2008-04-17
20:59
Continuing progress on the journal_mode pragma. It still does not work. (CVS 5027) check-in: 4a72a7bb user: drh tags: trunk
19:14
Additional work on ticket #3015. The previous fix (check-in (4919)) did not appear to work in all cases and it disabled indexing in some places where it should not have. New test cases added to help insure that the current fix is better. (CVS 5026) check-in: 0d2e258e user: drh tags: trunk
17:03
Fix a typo in the documentation for sqlite3_bind_text. Ticket #3056. (CVS 5025) check-in: 79571e2c user: drh tags: trunk
17:02
Add the journal_mode pragma. This is currently just syntax - it is not operational. (CVS 5024) check-in: 8eaa0c71 user: drh tags: trunk
14:16
In exclusive locking mode, commit by zeroing the first 28 bytes of the journal file, not by truncating the journal. Overwriting is much faster than truncating. (CVS 5023) check-in: 8efb7f4f user: drh tags: trunk
2008-04-16
23:50
Add the -overwrite option to speedtest8.c. (CVS 5022) check-in: 6765ea52 user: drh tags: trunk
23:39
Clear a global variable in the incrblob.test script. Ticket #3062. (CVS 5021) check-in: 1c19854a user: drh tags: trunk
16:11
Fix the bind.test test script so that the tests for zeros embedded in strings work correctly for UTF-16 encoded databases. (CVS 5020) check-in: 7c094c80 user: drh tags: trunk
15:39
Version 3.5.8 (CVS 5019) check-in: 6a2e3eb2 user: drh tags: trunk
12:58
Add tests to verify that strings may use embedded zero characters. Ticket #3056. (CVS 5018) check-in: bb0f9e92 user: drh tags: trunk
12:57
Add speed-test scripts that also show EXPLAIN output. (CVS 5017) check-in: d11f5daf user: drh tags: trunk
00:49
Make sure the database connection mutex is held before calling sqlite3SafetyOn() or sqlite3SafetyOff(). Ticket #3059. (CVS 5016) check-in: d35dea05 user: drh tags: trunk
00:28
Back out the zero-terminator optimization introduced in check-in (4915). Ticket #3056. (CVS 5015) check-in: cce8deae user: drh tags: trunk
2008-04-15
18:50
Support UTF-8 filenames on OS/2 by converting them to and from the local codepage. Ticket 3052. (CVS 5014) check-in: cafa8ac2 user: pweilbacher tags: trunk
14:37
Increment the version number. (CVS 5013) check-in: a12fa025 user: drh tags: trunk
14:36
Do not attempt to omit unused columns of a view in an instead-of trigger since sometimes those columns can be used in ways that we do not expect. Ticket #3055. (CVS 5012) check-in: f5fc42e9 user: drh tags: trunk
12:14
Fix a code generator bug caused by the new CSE optimization. Add test cases to prevent a recurrence. (CVS 5011) check-in: d04246a4 user: drh tags: trunk
04:02
Fix a bug in the RTRIM collating sequence discovered while working on condition/decision branch coverage. Increase test coverage of the date/time functions. (CVS 5010) check-in: c5435f71 user: drh tags: trunk
02:36
Add out-of-range tests on the first parameter to sqlite3_limit(). Add the ability to record tests that have been skipped due to configuration limitations. (CVS 5009) check-in: b7ffc6f0 user: drh tags: trunk
00:02
Add a test case to cover the bug fixed in check-in (5007). (CVS 5008) check-in: 1863e87c user: drh tags: trunk
2008-04-14
23:13
Do not attempt to write to temporary database files that have never been opened. (CVS 5007) check-in: 7bb9a416 user: drh tags: trunk
22:57
Fix #3053: bashism (CVS 5006) check-in: 7217cece user: mlcreech tags: trunk
17:42
Fix alignment issue in instrumentation code. (CVS 5005) check-in: c9e0d625 user: danielk1977 tags: trunk
16:37
Do not set the pager to persistent error state if a call to OsAccess() fails. (CVS 5004) check-in: aa16eb57 user: danielk1977 tags: trunk
15:27
Make sure the page size in crash6.test does not exceed the maximum configured page size. (CVS 5003) check-in: 36b6610b user: drh tags: trunk
15:15
Free Mem.z buffers when a vdbe statement is reset. (CVS 5002) check-in: 0bedbe09 user: danielk1977 tags: trunk
14:34
Cleanup some #ifdefs to make their meaning clearly. No logical changes. (CVS 5001) check-in: b8bc5f3a user: drh tags: trunk
13:42
Disable auto_vacuum during the vacuum3 test. (CVS 5000) check-in: e2e1ca81 user: drh tags: trunk
01:00
Get the SQLITE_SECURE_DELETE compile-time option working again. Ticket #3050. (CVS 4999) check-in: 40ba51fd user: drh tags: trunk
2008-04-13
23:13
Fix build errors in test_osinst (CVS 4998) check-in: f0473997 user: mlcreech tags: trunk
2008-04-12
16:03
Modify speedtest8.c so that it can use the logging from test_osinst.c when HAVE_OSINST is defined. (CVS 4997) check-in: 7622d74a user: danielk1977 tags: trunk
13:06
Remove all instances of sprintf() from the FTS modules. Ticket #3049. (CVS 4996) check-in: 062bf5d4 user: drh tags: trunk
11:30
Modify test_osinst.c so that it only uses public interfaces. (CVS 4995) check-in: 3866a5da user: danielk1977 tags: trunk
10:53
Add a logfile option to test_osinst.c. (CVS 4994) check-in: f97d8945 user: danielk1977 tags: trunk
2008-04-11
21:20
Add the speedtest8inst1.c program for running speed tests with an instrumented VFS. (CVS 4993) check-in: baa8056c user: drh tags: trunk
19:37
Faster implementation of hexToInt that uses not branches. Ticket #3047. (CVS 4992) check-in: a70e9587 user: drh tags: trunk
19:18
Avoid the use of uninitialized variables in sqlite3GenerateRowIndexDelete. Ticket #3048. (CVS 4991) check-in: a93b7a34 user: drh tags: trunk
17:15
Remove a recently added assert() that is failing with certain compilers on 32-bit platforms. Ticket #3043. (CVS 4990) check-in: 03c0279d user: danielk1977 tags: trunk
17:11
Remove entries from the sqlite_stat1 table whenever an index is dropped. Related to #3033. (CVS 4989) check-in: 349aab42 user: danielk1977 tags: trunk
15:36
Additional reductions in the use of memset(). (CVS 4988) check-in: 38746c54 user: drh tags: trunk
14:56
Speed improvements by removing unnecessary memset() operations. Also: do not resize the opcode array of a virtual machine to its minimum size after code generation completes. The extra resize merely uses time. (CVS 4987) check-in: 25899555 user: drh tags: trunk