Many hyperlinks are disabled.
Use anonymous login
to enable hyperlinks.
Overview
Comment: | Fix a bug in the transitive_closure virtual table that NGQP exposes. Update between.test module to avoid using sqlite_query_plan. |
---|---|
Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | nextgen-query-plan-exp |
Files: | files | file ages | folders |
SHA1: |
aa66b864204b4b8717d845499132b987 |
User & Date: | drh 2013-06-03 18:50:15.467 |
Context
2013-06-03
| ||
19:01 | Resolve ambiguities in test cases in collate2.test. (check-in: dcbbcb2e6c user: drh tags: nextgen-query-plan-exp) | |
18:50 | Fix a bug in the transitive_closure virtual table that NGQP exposes. Update between.test module to avoid using sqlite_query_plan. (check-in: aa66b86420 user: drh tags: nextgen-query-plan-exp) | |
18:14 | Fix EXPLAIN QUERY PLAN row counts for the rtree virtual table tests. (check-in: 15328987cc user: drh tags: nextgen-query-plan-exp) | |
Changes
Changes to ext/misc/closure.c.
︙ | ︙ | |||
824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 | sqlite3_index_info *pIdxInfo /* Information about the query */ ){ int iPlan = 0; int i; int idx = 1; const struct sqlite3_index_constraint *pConstraint; closure_vtab *pVtab = (closure_vtab*)pTab; pConstraint = pIdxInfo->aConstraint; for(i=0; i<pIdxInfo->nConstraint; i++, pConstraint++){ if( pConstraint->usable==0 ) continue; if( (iPlan & 1)==0 && pConstraint->iColumn==CLOSURE_COL_ROOT && pConstraint->op==SQLITE_INDEX_CONSTRAINT_EQ ){ iPlan |= 1; pIdxInfo->aConstraintUsage[i].argvIndex = 1; pIdxInfo->aConstraintUsage[i].omit = 1; } if( (iPlan & 0x0000f0)==0 && pConstraint->iColumn==CLOSURE_COL_DEPTH && (pConstraint->op==SQLITE_INDEX_CONSTRAINT_LT || pConstraint->op==SQLITE_INDEX_CONSTRAINT_LE || pConstraint->op==SQLITE_INDEX_CONSTRAINT_EQ) ){ iPlan |= idx<<4; pIdxInfo->aConstraintUsage[i].argvIndex = ++idx; if( pConstraint->op==SQLITE_INDEX_CONSTRAINT_LT ) iPlan |= 0x000002; } if( (iPlan & 0x000f00)==0 && pConstraint->iColumn==CLOSURE_COL_TABLENAME && pConstraint->op==SQLITE_INDEX_CONSTRAINT_EQ ){ iPlan |= idx<<8; pIdxInfo->aConstraintUsage[i].argvIndex = ++idx; pIdxInfo->aConstraintUsage[i].omit = 1; } if( (iPlan & 0x00f000)==0 && pConstraint->iColumn==CLOSURE_COL_IDCOLUMN && pConstraint->op==SQLITE_INDEX_CONSTRAINT_EQ ){ iPlan |= idx<<12; pIdxInfo->aConstraintUsage[i].argvIndex = ++idx; | > > > > | 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 | sqlite3_index_info *pIdxInfo /* Information about the query */ ){ int iPlan = 0; int i; int idx = 1; const struct sqlite3_index_constraint *pConstraint; closure_vtab *pVtab = (closure_vtab*)pTab; double rCost = 10000000.0; pConstraint = pIdxInfo->aConstraint; for(i=0; i<pIdxInfo->nConstraint; i++, pConstraint++){ if( pConstraint->usable==0 ) continue; if( (iPlan & 1)==0 && pConstraint->iColumn==CLOSURE_COL_ROOT && pConstraint->op==SQLITE_INDEX_CONSTRAINT_EQ ){ iPlan |= 1; pIdxInfo->aConstraintUsage[i].argvIndex = 1; pIdxInfo->aConstraintUsage[i].omit = 1; rCost /= 100.0; } if( (iPlan & 0x0000f0)==0 && pConstraint->iColumn==CLOSURE_COL_DEPTH && (pConstraint->op==SQLITE_INDEX_CONSTRAINT_LT || pConstraint->op==SQLITE_INDEX_CONSTRAINT_LE || pConstraint->op==SQLITE_INDEX_CONSTRAINT_EQ) ){ iPlan |= idx<<4; pIdxInfo->aConstraintUsage[i].argvIndex = ++idx; if( pConstraint->op==SQLITE_INDEX_CONSTRAINT_LT ) iPlan |= 0x000002; rCost /= 5.0; } if( (iPlan & 0x000f00)==0 && pConstraint->iColumn==CLOSURE_COL_TABLENAME && pConstraint->op==SQLITE_INDEX_CONSTRAINT_EQ ){ iPlan |= idx<<8; pIdxInfo->aConstraintUsage[i].argvIndex = ++idx; pIdxInfo->aConstraintUsage[i].omit = 1; rCost /= 5.0; } if( (iPlan & 0x00f000)==0 && pConstraint->iColumn==CLOSURE_COL_IDCOLUMN && pConstraint->op==SQLITE_INDEX_CONSTRAINT_EQ ){ iPlan |= idx<<12; pIdxInfo->aConstraintUsage[i].argvIndex = ++idx; |
︙ | ︙ | |||
887 888 889 890 891 892 893 | pIdxInfo->idxNum = iPlan; if( pIdxInfo->nOrderBy==1 && pIdxInfo->aOrderBy[0].iColumn==CLOSURE_COL_ID && pIdxInfo->aOrderBy[0].desc==0 ){ pIdxInfo->orderByConsumed = 1; } | | | 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 | pIdxInfo->idxNum = iPlan; if( pIdxInfo->nOrderBy==1 && pIdxInfo->aOrderBy[0].iColumn==CLOSURE_COL_ID && pIdxInfo->aOrderBy[0].desc==0 ){ pIdxInfo->orderByConsumed = 1; } pIdxInfo->estimatedCost = rCost; return SQLITE_OK; } /* ** A virtual table module that implements the "approximate_match". */ |
︙ | ︙ |
Changes to test/between.test.
︙ | ︙ | |||
51 52 53 54 55 56 57 | # is done. Then it appends the ::sqlite_query_plan variable. # proc queryplan {sql} { set ::sqlite_sort_count 0 set data [execsql $sql] if {$::sqlite_sort_count} {set x sort} {set x nosort} lappend data $x | > > > > > > > > > > | | | | | | | 51 52 53 54 55 56 57 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 | # is done. Then it appends the ::sqlite_query_plan variable. # proc queryplan {sql} { set ::sqlite_sort_count 0 set data [execsql $sql] if {$::sqlite_sort_count} {set x sort} {set x nosort} lappend data $x set eqp [execsql "EXPLAIN QUERY PLAN $sql"] # puts eqp=$eqp foreach {a b c x} $eqp { if {[regexp { TABLE (\w+ AS )?(\w+) USING.* INDEX (\w+)\W} \ $x all as tab idx]} { lappend data $tab $idx } elseif {[regexp { TABLE (\w+ AS )?(\w+)\W} $x all as tab]} { lappend data $tab * } } return $data } do_test between-1.1.1 { queryplan { SELECT * FROM t1 WHERE w BETWEEN 5 AND 6 ORDER BY +w } } {5 2 36 38 6 2 49 51 sort t1 i1w} do_test between-1.1.2 { queryplan { SELECT * FROM t1 WHERE +w BETWEEN 5 AND 6 ORDER BY +w } } {5 2 36 38 6 2 49 51 sort t1 *} do_test between-1.2.1 { queryplan { SELECT * FROM t1 WHERE w BETWEEN 5 AND 65-y ORDER BY +w } } {5 2 36 38 6 2 49 51 sort t1 i1w} do_test between-1.2.2 { queryplan { SELECT * FROM t1 WHERE +w BETWEEN 5 AND 65-y ORDER BY +w } } {5 2 36 38 6 2 49 51 sort t1 *} do_test between-1.3.1 { queryplan { SELECT * FROM t1 WHERE w BETWEEN 41-y AND 6 ORDER BY +w } } {5 2 36 38 6 2 49 51 sort t1 i1w} do_test between-1.3.2 { queryplan { SELECT * FROM t1 WHERE +w BETWEEN 41-y AND 6 ORDER BY +w } } {5 2 36 38 6 2 49 51 sort t1 *} do_test between-1.4 { queryplan { SELECT * FROM t1 WHERE w BETWEEN 41-y AND 65-y ORDER BY +w } } {5 2 36 38 6 2 49 51 sort t1 *} do_test between-1.5.1 { queryplan { SELECT * FROM t1 WHERE 26 BETWEEN y AND z ORDER BY +w } } {4 2 25 27 sort t1 i1zyx} do_test between-1.5.2 { queryplan { SELECT * FROM t1 WHERE 26 BETWEEN +y AND z ORDER BY +w } } {4 2 25 27 sort t1 i1zyx} do_test between-1.5.3 { queryplan { SELECT * FROM t1 WHERE 26 BETWEEN y AND +z ORDER BY +w } } {4 2 25 27 sort t1 *} finish_test |