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Overview
Comment:Improved presentation on the new code that prevents unnecessary writes to expressions on indexes during an UPDATE when the expression does not reference any of the columns that are changing.
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SHA3-256: c9f045295c4577752b0847ff2027b44661e6cb15bb08b942ccb3a0ef396f3dec
User & Date: drh 2018-09-16 15:01:25
Context
2018-09-16
16:18
Add the new "explain" virtual table in ext/misc. Use this virtual table for additional test cases for the optimization that avoids updating indexes on expressions when none of the columns changed by the UPDATE are in the expression. check-in: 2404304c user: drh tags: trunk
15:01
Improved presentation on the new code that prevents unnecessary writes to expressions on indexes during an UPDATE when the expression does not reference any of the columns that are changing. check-in: c9f04529 user: drh tags: trunk
2018-09-15
21:43
Increase the version number to 3.26.0 as we start the next development cycle. check-in: 885f0f82 user: drh tags: trunk
Changes
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Changes to src/update.c.