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SQLite training in Houston TX on 2019-11-05 (details)
Part of the 2019 Tcl Conference

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Parents and children of check-in [076be547]

Improved header comment on the tool/vdbe_profile.tcl script. No changes to code. check-in: b17ad8fc user: drh tags: trunk
Whenever two or more OP_Column opcodes on the same cursor occur in succession, try to reordering them so that the one that extracts the right-most column is first, so that it will warm up the row cache for all those that follow. This gives a small performance boost. Leaf check-in: 08e8f04d user: drh tags: reorder-column-opcodes
Performance optimization for the OP_Column opcode. check-in: 076be547 user: drh tags: trunk
Enhance the use of the column cache for UPDATE statements, making them more efficient for the case where a column is modified to be an expression of other unmodified columns. check-in: 871e091d user: drh tags: trunk