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Overview
Comment: | Smaller and faster vdbeSorterCompareText(). |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA3-256: |
542dc4c5eb87017fe03b6c181e779993 |
User & Date: | drh 2017-05-27 22:42:36.583 |
Context
2017-05-29
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03:48 | Improve shell help text for the '.open' command. (check-in: 7cc940a97e user: mistachkin tags: trunk) | |
2017-05-27
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22:42 | Smaller and faster vdbeSorterCompareText(). (check-in: 542dc4c5eb user: drh tags: trunk) | |
2017-05-25
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21:35 | Small performance increase and size decrease in the btreeInitPage() routine. (check-in: 6f415833e0 user: drh tags: trunk) | |
Changes
Changes to src/vdbesort.c.
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811 812 813 814 815 816 817 | const u8 * const v1 = &p1[ p1[0] ]; /* Pointer to value 1 */ const u8 * const v2 = &p2[ p2[0] ]; /* Pointer to value 2 */ int n1; int n2; int res; | | | | | 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 | const u8 * const v1 = &p1[ p1[0] ]; /* Pointer to value 1 */ const u8 * const v2 = &p2[ p2[0] ]; /* Pointer to value 2 */ int n1; int n2; int res; getVarint32(&p1[1], n1); getVarint32(&p2[1], n2); res = memcmp(v1, v2, (MIN(n1, n2) - 13)/2); if( res==0 ){ res = n1 - n2; } if( res==0 ){ if( pTask->pSorter->pKeyInfo->nField>1 ){ res = vdbeSorterCompareTail( |
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