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When values have real affinity and are converted into strings for CHECK

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constraints or index expressions, do the conversions into a real-number format
even if the values are stored as integers for efficiency.
This appears to fix ticket [ae0f637bddc5290b446].

FossilOrigin-Name: 5997d075665faca6b70fa647e877ebc84c473b32887b96235865d59ce80247f8
This commit is contained in:
drh
2019-05-01 18:59:33 +00:00
parent f78408c775
commit 83a1dafb03
5 changed files with 50 additions and 38 deletions
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15
src/vdbe.c
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@@ -514,6 +514,8 @@ static void memTracePrint(Mem *p){
printf(p->flags & MEM_Zero ? " NULL-nochng" : " NULL");
}else if( (p->flags & (MEM_Int|MEM_Str))==(MEM_Int|MEM_Str) ){
printf(" si:%lld", p->u.i);
}else if( (p->flags & (MEM_Int|MEM_IntReal))==(MEM_Int|MEM_IntReal) ){
printf(" ir:%lld", p->u.i);
}else if( p->flags & MEM_Int ){
printf(" i:%lld", p->u.i);
#ifndef SQLITE_OMIT_FLOATING_POINT
@@ -2776,13 +2778,20 @@ case OP_Affinity: {
assert( pOp->p2>0 );
assert( zAffinity[pOp->p2]==0 );
pIn1 = &aMem[pOp->p1];
do{
while( 1 /*edit-by-break*/ ){
assert( pIn1 <= &p->aMem[(p->nMem+1 - p->nCursor)] );
assert( memIsValid(pIn1) );
applyAffinity(pIn1, *(zAffinity++), encoding);
applyAffinity(pIn1, zAffinity[0], encoding);
if( zAffinity[0]==SQLITE_AFF_REAL && (pIn1->flags & MEM_Int)!=0 ){
/* When applying REAL affinity, if the result is still MEM_Int,
** indicate that REAL is actually desired */
pIn1->flags |= MEM_IntReal;
}
REGISTER_TRACE((int)(pIn1-aMem), pIn1);
zAffinity++;
if( zAffinity[0]==0 ) break;
pIn1++;
}while( zAffinity[0] );
}
break;
}