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31 check-ins using file src/sqliteInt.h version db8aa0c875

2016-08-26
03:42
Comment improvements. Put ALWAYS and NEVER macros on three unreachable branches. (check-in: 397617009e user: drh tags: rowvalue)
01:02
Remove an unreachable branch from sqlite3ExprAffinity() (check-in: 9d96f61481 user: drh tags: rowvalue)
2016-08-25
22:31
Merge recent changes from trunk. (check-in: 5789aab8ef user: drh tags: rowvalue)
21:14
Refactor the sqlite3ExprCodeIN() routine for improved maintainability. (check-in: b56705ae63 user: drh tags: rowvalue)
17:47
Another fix in the IN-operator algorithm description. (check-in: f474aeac4f user: drh tags: rowvalue)
17:40
Further refinement of the in-operator.md documentation. (check-in: df0648373a user: drh tags: rowvalue)
15:46
Improvements to IN operator code generator comments. Avoid unnecessary Copy operations on the LHS of the IN operator. (check-in: b634429878 user: drh tags: rowvalue)
14:23
Corrections to the IN-operator notes. (check-in: 25033ee945 user: drh tags: rowvalue)
14:00
Add notes on the implementation of the IN operator. (check-in: d256b2caeb user: drh tags: rowvalue)
2016-08-24
21:54
Simplified VDBE code for the vector NOT IN null-scanning loop. (check-in: 7ae504e62e user: drh tags: rowvalue)
21:24
Improved extended comments of comparison operators when the SQLITE_STOREP2 flags is set on P5. No changes to non-debug code. (check-in: bbc1b01616 user: drh tags: rowvalue)
18:51
In sqlite3FindInIndex(), improve internal comments and avoid an unreachable branch. (check-in: 55945fc12f user: drh tags: rowvalue)
17:49
Fix more unreachable branches. (check-in: 6099c180db user: drh tags: rowvalue)
15:37
Add a NEVER() on an unreachable branch in comparisonAffinity(). (check-in: 505a2f20ea user: drh tags: rowvalue)
12:22
Fix a buffer overrun in the code for handling IN(...) operators when the LHS of the operator contains indexed columns or expressions. (check-in: f41a0391b7 user: dan tags: rowvalue)
00:51
The previous OOM fix was bad. Back it out and replace it with a better one. (check-in: 1e3bc3698a user: drh tags: rowvalue)
00:25
Avoid a potential null-pointer dereference following an OOM. (check-in: 25f6ed8de4 user: drh tags: rowvalue)
2016-08-23
19:02
Simplify the row value misuse error message. (check-in: 838c50a5bf user: drh tags: rowvalue)
18:30
Fix a problem with rowvalue UPDATE when the rowvalue is not the left-most and the RHS is a multi-column subquery. (check-in: e149e6b93a user: drh tags: rowvalue)
17:30
Fix an uninitialized variable in CASE expression code generation. (check-in: c8ffae05e1 user: drh tags: rowvalue)
2016-08-22
14:30
Fix the vector BETWEEN operator so that it only evaluates the left-most vector expression once. Add support for vector comparisons in the CASE operator. (check-in: 07e69f43a2 user: drh tags: rowvalue)
00:48
Reinstate the mechanism in BETWEEN that avoids evaluating the first expression more than once, but fix the affinity extractor so that it works with this mechanism. The de-duplication of the first expression still does not work for vector expressions, though. (check-in: 2f39987f21 user: drh tags: rowvalue)
2016-08-20
22:49
The docs promise the in "x BETWEEN y AND z" the x expression is only evaluated once. That is no longer true, and so some tests are failing. This needs to be fixed before merging to trunk. (check-in: e50d264fdc user: drh tags: rowvalue)
21:11
Further comment enhancements. No changes to code. (check-in: d4562a9e7b user: drh tags: rowvalue)
21:02
Clarification of code comments in expr.c. Clean up the implementations of sqlite3ExprIsVector() and sqlite3ExprVectorSize() slightly. (check-in: 4fb66d6592 user: drh tags: rowvalue)
18:06
Fixes for problems following OOM errors. (check-in: 9041ee4a6f user: drh tags: rowvalue)
17:00
Do not duplicate the Expr.pLeft subtree of a TK_SELECT_COLUMN node. (check-in: 8384c77ebb user: drh tags: rowvalue)
15:01
Fix a segfault that could occur if a query that used a vector comparison contained certain types of syntax errors. (check-in: 203f07c5e1 user: dan tags: rowvalue)
12:00
Improvements to the vector comparison splitter in exprAnalyze(). (check-in: a3ffd283bc user: drh tags: rowvalue)
01:06
Improvements to comments. No code changes. (check-in: 4165d20f64 user: drh tags: rowvalue)
00:51
Add support for vector assignments in the SET clause of an UPDATE statement. (check-in: f320d47d6b user: drh tags: rowvalue)