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Make sure that NULL results from OP_Column are fully and completely NULL

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and do not have the MEM_Ephem bit set.  Fix for ticket [094d39a4c95ee4].

FossilOrigin-Name: 42705fd7d892c4fdfb95fbbb468c99569beece25
This commit is contained in:
drh
2014-11-05 15:57:39 +00:00
parent 937994aa65
commit 6b5631e02f
4 changed files with 27 additions and 11 deletions
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src/vdbe.c
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@@ -2301,7 +2301,7 @@ case OP_Column: {
pC->payloadSize = pC->szRow = avail = pReg->n;
pC->aRow = (u8*)pReg->z;
}else{
MemSetTypeFlag(pDest, MEM_Null);
sqlite3VdbeMemSetNull(pDest);
goto op_column_out;
}
}else{