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Instead of a temporary b-tree, use a linked-list and merge-sort to sort records in main memory in vdbesort.c.

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FossilOrigin-Name: 7769fb988d9be0f2d8129aaac19620ac88f9b4a6
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dan
2011-09-02 10:31:11 +00:00
parent 1c9d835d49
commit 5134d1357e
12 changed files with 423 additions and 202 deletions
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2
src/expr.c
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@@ -2287,7 +2287,7 @@ int sqlite3ExprCodeTarget(Parse *pParse, Expr *pExpr, int target){
inReg = pCol->iMem;
break;
}else if( pAggInfo->useSortingIdx ){
sqlite3VdbeAddOp3(v, OP_Column, pAggInfo->sortingIdx,
sqlite3VdbeAddOp3(v, OP_Column, pAggInfo->sortingIdxPTab,
pCol->iSorterColumn, target);
break;
}