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Avoid unnecessary calls to applyAffinity() during INSERT and UPDATE

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operations, especially for table that have indices and tables for which
all columns have affinity "NONE".

FossilOrigin-Name: 35b4d6e938164fabaf30b504c54cfd9a69060cee
This commit is contained in:
drh
2014-02-17 14:59:22 +00:00
parent 05a86c5c0f
commit 57bf4a8eeb
10 changed files with 60 additions and 55 deletions
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6
src/vdbe.c
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@@ -2498,7 +2498,6 @@ case OP_Affinity: {
while( (cAff = *(zAffinity++))!=0 ){
assert( pIn1 <= &p->aMem[(p->nMem-p->nCursor)] );
assert( memIsValid(pIn1) );
ExpandBlob(pIn1);
applyAffinity(pIn1, cAff, encoding);
pIn1++;
}
@@ -2576,8 +2575,9 @@ case OP_MakeRecord: {
if( zAffinity ){
pRec = pData0;
do{
applyAffinity(pRec, *(zAffinity++), encoding);
}while( (++pRec)<=pLast );
applyAffinity(pRec++, *(zAffinity++), encoding);
assert( zAffinity[0]==0 || pRec<=pLast );
}while( zAffinity[0] );
}
/* Loop through the elements that will make up the record to figure