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Refactor the sqlite3VdbeRecordUnpack() interface to better accommodate the vdbesort.c module.

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FossilOrigin-Name: f115b2303509c678dbe83b2fa3d9c40d82882813
This commit is contained in:
dan
2011-09-05 14:20:27 +00:00
parent 19c88c1a99
commit 03e9cfc223
7 changed files with 87 additions and 102 deletions
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9
src/btree.c
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@@ -656,18 +656,21 @@ static int btreeMoveto(
int rc; /* Status code */
UnpackedRecord *pIdxKey; /* Unpacked index key */
char aSpace[150]; /* Temp space for pIdxKey - to avoid a malloc */
char *pFree = 0;
if( pKey ){
assert( nKey==(i64)(int)nKey );
pIdxKey = sqlite3VdbeRecordUnpack(pCur->pKeyInfo, (int)nKey, pKey,
aSpace, sizeof(aSpace));
pIdxKey = sqlite3VdbeAllocUnpackedRecord(
pCur->pKeyInfo, aSpace, sizeof(aSpace), &pFree
);
if( pIdxKey==0 ) return SQLITE_NOMEM;
sqlite3VdbeRecordUnpack(pCur->pKeyInfo, nKey, pKey, pIdxKey);
}else{
pIdxKey = 0;
}
rc = sqlite3BtreeMovetoUnpacked(pCur, pIdxKey, nKey, bias, pRes);
if( pKey ){
sqlite3VdbeDeleteUnpackedRecord(pIdxKey);
sqlite3DbFree(pCur->pKeyInfo->db, pFree);
}
return rc;
}