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8 check-ins tagged with "expr-simplify"
2018-09-19
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20:14 | Reduce the size of Expr to 64-bytes. This works somewhat, but there are test failures. More importantly, the size reduction from 80- to 64-bytes has not lowered the schema memory usage, but it has made the code a little bigger and a little slower. So the initial evidence is that this Expr refactoring experiment is not working... (Leaf check-in: 24b0f66a user: drh tags: expr-simplify) | |
17:24 | Fix an issue in virtual table handling associated with the new Expr.x.pRight field. (check-in: 8487f84a user: drh tags: expr-simplify) | |
16:35 | Make sure Expr.eX changes back to EX_None after Expr.x.pRight is set to NULL due to an OOM. (check-in: e4129cd3 user: drh tags: expr-simplify) | |
14:54 | Reduce the size of Expr from 80 to 72 bytes moving the pRight field inside the "x" union. This is an incremental check-in that still has issues. (check-in: 147c61a6 user: drh tags: expr-simplify) | |
11:59 | Make sure temporary Expr objects are fully initialized prior to sending them into sqlite3ExprCodeTemp(). (check-in: de02a1d9 user: drh tags: expr-simplify) | |
2018-09-18
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21:35 | In the Expr object, the Expr.eX field determines what value is stored in the Expr.x union. This mostly works, but there are issues identified by valgrind. (check-in: 8849a463 user: drh tags: expr-simplify) | |
18:08 | Merge all recent trunk enhancements. (check-in: 655f0654 user: drh tags: expr-simplify) | |
2018-07-28
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01:30 | Add assert() statements to sqlite3ExprDelete() that prove various symmetry properties of the Expr object that might be exploited to make the Expr object smaller and faster. (check-in: 81f25d5c user: drh tags: expr-simplify) | |