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Overview
| Comment: | Restrict the scope of the explainIndexRange() function in where.c. |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
c30124520027f0f860223bf842e2f09d |
| User & Date: | drh 2014-10-10 19:15:35.023 |
Context
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2014-10-11
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| 01:22 | Remove an unnecessary conditional from the EXPLAIN QUERY PLAN logic. (check-in: c5dc83ebde user: drh tags: trunk) | |
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2014-10-10
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| 20:52 | Account for the ASC/DESC properties of ORDER BY expressions when using the same index for GROUP BY and ORDER BY. Candidate fix for [ba7cbfaedc]. (Closed-Leaf check-in: 2a9573962b user: dan tags: experimental) | |
| 19:15 | Restrict the scope of the explainIndexRange() function in where.c. (check-in: c301245200 user: drh tags: trunk) | |
| 19:10 | Fix a failing test case in index5.test. Also tweak the way cache memory is divided between read-only and dirty pages when using SQLITE_CONFIG_PAGECACHE to reduce IO in some cases. (check-in: 8541dfb3bb user: dan tags: trunk) | |
Changes
Changes to src/where.c.
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2745 2746 2747 2748 2749 2750 2751 | ** SELECT * FROM t1 WHERE a=1 AND b>2; ** ** is run and there is an index on (a, b), then this function returns a ** string similar to: ** ** "a=? AND b>?" */ | | | 2745 2746 2747 2748 2749 2750 2751 2752 2753 2754 2755 2756 2757 2758 2759 |
** SELECT * FROM t1 WHERE a=1 AND b>2;
**
** is run and there is an index on (a, b), then this function returns a
** string similar to:
**
** "a=? AND b>?"
*/
static void explainIndexRange(StrAccum *pStr, WhereLoop *pLoop, Table *pTab){
Index *pIndex = pLoop->u.btree.pIndex;
u16 nEq = pLoop->u.btree.nEq;
u16 nSkip = pLoop->u.btree.nSkip;
int i, j;
Column *aCol = pTab->aCol;
i16 *aiColumn = pIndex->aiColumn;
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| ︙ | ︙ |