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35 check-ins using file src/vdbe.c version 45e4da73

2016-06-04
17:12
Allocate KeyInfo objects from lookaside if possible. (check-in: b411107a user: drh tags: trunk)
16:33
Fix up speedtest1.c so that it will compile and run on SQLite versions prior to 3.6.18 (circa 2009-09-11). (check-in: 9583c0fb user: drh tags: trunk)
13:57
Remove an unreachable branch in the UNIQUE constraint parsing. (check-in: 313e990c user: drh tags: trunk)
2016-06-03
18:59
The OR optimization is usable on virtual tables with LIKE, REGEXP and/or GLOB terms in the WHERE clause. (check-in: fa3a89fc user: drh tags: trunk)
18:44
Add support for virtual tables using a WITHOUT ROWID schema. This merge also includes enhancements to the CSV extension, which is used for testing of the new WITHOUT ROWID virtual table mechanism. (check-in: aa7e9d0c user: drh tags: trunk)
18:21
Fix a memory leak when a WITHOUT ROWID eponymous virtual table is used. (Closed-Leaf check-in: 31b83a7d user: drh tags: without-rowid-vtab)
17:27
Disallow access to the rowid column on WITHOUT ROWID virtual tables. (check-in: d31c2597 user: drh tags: without-rowid-vtab)
13:35
Enhance the sqlite3_load_extension() interface to permit extensions to return SQLITE_OK_LOAD_PERMANENTLY which will prevents unloading when the database connection closes. (check-in: 5908aa4d user: drh tags: trunk)
01:01
Performance optimizations on the CSV virtual table. Disallow WITHOUT ROWID virtual tables that have an xUpdate method, for now. (check-in: 3134b326 user: drh tags: without-rowid-vtab)
2016-06-02
23:13
Add the CSV extension to the test fixture. Fix a memory leak in the CSV extension. Add test cases for the CSV extension, including one that uses a WITHOUT ROWID virtual table participating in the OR optimization. (check-in: 95f483e8 user: drh tags: without-rowid-vtab)
17:44
Add the data= parameter to the CSV virtual table extension. (check-in: 76919104 user: drh tags: without-rowid-vtab)
16:22
Fix corner cases in the WITHOUT ROWID virtual table logic. (check-in: a393bbb9 user: drh tags: without-rowid-vtab)
2016-06-01
10:37
Fix an issue preventing RBU vacuum from working with virtual tables. (check-in: 3bd85fa5 user: dan tags: trunk)
05:02
Fix compilation issues with the VFS stat extension. (check-in: f6e95652 user: mistachkin tags: trunk)
2016-05-31
21:18
An experimental branch with code that allows virtual tables to be declared as WITHOUT ROWID tables. This might be useful for virtual tables that model external data sources that do not have a convenient way of computing a unique rowid. The current check-in almost works, but there are still serious issues. (check-in: 49638f18 user: drh tags: without-rowid-vtab)
18:44
Add the columns=N parameter to the CSV extension. (check-in: 28ebeadd user: drh tags: trunk)
18:08
Add the testflags parameter to the csv extension. (check-in: b93fb2fe user: drh tags: trunk)
16:22
Add the "csv" virtual table for reading CSV files, as an extension in the ext/misc/ subfolder. (check-in: 00d3570c user: drh tags: trunk)
2016-05-30
08:28
Fix an FTS5 problem (segfault or incorrect query results) with "... MATCH 'x OR y' ORDER BY rank" queries when either token 'x' or 'y' is completely absent from the dataset. (check-in: 64ca1a83 user: dan tags: trunk)
2016-05-28
18:53
Experimental change to allow virtual tables to take advantage of LIKE, REGEXP and GLOB terms that are part of OR expressions within WHERE clauses. (Closed-Leaf check-in: 242507b4 user: dan tags: vtab-experimental)
17:45
Remove an unnecessary malloc from the vfsstat extension. (check-in: 24f258c2 user: drh tags: trunk)
17:23
Enhance the sqlite3_load_extension() interface to permit extensions to return SQLITE_OK_LOAD_PERMANENTLY which will prevent the extensions from unloading when the database connection closes. (Closed-Leaf check-in: d3f99a5e user: drh tags: load-permanently)
15:22
Enhance "PRAGMA compile_options" so that it shows the version of the compiler used to generate the executable, for common compilers. (check-in: 6a0f2009 user: drh tags: trunk)
15:09
Update the amalgamation-tarball configure script so that it can use header file "readline/readline.h" with library file "libedit". (check-in: cbf72b04 user: dan tags: trunk)
15:03
Enhance the sqlite3_load_extension() API so that the first parameter (the "db" parameter) can be NULL. An extension that is not associated with any database connection remains loaded for the life of the process. (Closed-Leaf check-in: 3a461043 user: drh tags: persistent-extensions)
14:53
Add the vfsstat.c loadable extension - a VFS shim that measures the amount of I/O, and an eponymous virtual table that is used to extract and view the measurements. (check-in: 0987487d user: drh tags: trunk)
00:13
Clang can define _MSC_VER in some circumstances; therefore, check for Clang first. (Closed-Leaf check-in: 3f710bc3 user: mistachkin tags: ctimeCompiler)
2016-05-27
21:13
Check for Clang before GCC. (check-in: 7c2cd4b0 user: mistachkin tags: ctimeCompiler)
20:30
Remove surplus quotation marks from the COMPILER= compile_options setting for Clang. (check-in: 5c966f20 user: mistachkin tags: ctimeCompiler)
19:34
Remove surplus quotation marks from the COMPILER= compile_options setting for GCC. (check-in: 664c132d user: drh tags: ctimeCompiler)
18:09
Add basic compiler information to the results of 'PRAGMA compile_options'. (check-in: d734e2df user: mistachkin tags: ctimeCompiler)
12:30
Improvements to WHERE-clause debug tracing. Show TK_MATCH expressions and show more details on WhereTerm traces. (check-in: 71087c12 user: drh tags: trunk)
04:10
Fix Lemon so that it actually works with -DYYSTACKDEPTH=0. (check-in: a9be4c2d user: drh tags: trunk)
01:07
Fix the Lemon-generated parser so that it compiles with -DYYSTACKDEPTH=0. It does compile now, but there are subtle issues still. (check-in: 28d439f8 user: drh tags: trunk)
2016-05-26
20:56
Add a new OP_SeekRowid opcode, that combines the functions of OP_MustBeInt and OP_NotExists. This makes the code slightly smaller and faster. (check-in: ffe80a1b user: drh tags: trunk)