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Overview
Comment: | Corrections to the IN-operator notes. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | rowvalue |
Files: | files | file ages | folders |
SHA1: |
25033ee94538289ba7e0147da30a1830 |
User & Date: | drh 2016-08-25 14:23:59.673 |
Context
2016-08-25
| ||
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) | |
Changes
Changes to src/in-operator.md.
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58 59 60 61 62 63 64 | 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 | - - + + - + - - - + - + - | 4. Return FALSE ## Optimized Algorithm The following procedure computes the same answer as the simple full-scan algorithm, though it does so with less work in the common case. This is the algorithm that is implemented in SQLite. The steps must occur |