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Overview
Comment: | Have the planner always consider the PK index, even when it does not serve to satisfy any contraints or ordering requirements. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
95933bb7cafc6c39649515a8baf3041c |
User & Date: | dan 2013-06-25 14:47:11.198 |
Context
2013-06-25
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15:28 | Fix comments and a memory leak in analyze.c. check-in: 8a25008dfe user: dan tags: trunk | |
14:47 | Have the planner always consider the PK index, even when it does not serve to satisfy any contraints or ordering requirements. check-in: 95933bb7ca user: dan tags: trunk | |
11:58 | Run test files analyze5.test, analyze6.test and analyze7.test as part of src4.test. check-in: 8eb90b6647 user: dan tags: trunk | |
Changes
Changes to src/where.c.
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3320 3321 3322 3323 3324 3325 3326 | nEq, nInMul, (int)rangeDiv, bSort, bLookup, wsFlags, notReady, log10N, nRow, cost, used )); /* If this index is the best we have seen so far, then record this ** index and its cost in the pCost structure. */ | | | 3320 3321 3322 3323 3324 3325 3326 3327 3328 3329 3330 3331 3332 3333 3334 | nEq, nInMul, (int)rangeDiv, bSort, bLookup, wsFlags, notReady, log10N, nRow, cost, used )); /* If this index is the best we have seen so far, then record this ** index and its cost in the pCost structure. */ if( (pProbe==pFirst || wsFlags || pProbe==pPk) && (cost<pCost->rCost || (cost<=pCost->rCost && nRow<pCost->plan.nRow)) ){ pCost->rCost = cost; pCost->used = used; pCost->plan.nRow = nRow; pCost->plan.wsFlags = wsFlags; pCost->plan.nEq = nEq; |
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