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In the kvtest.c test utility, reuse the buffer into which blobs are read,

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rather than reallocating it for each row.  This is a closer match to how
other test programs work, and thus provides a better comparison.

FossilOrigin-Name: 0d1ad13a296b22d6fe36879b56f99bd6af1acd3a
This commit is contained in:
drh
2017-01-21 15:55:41 +00:00
parent 36cae856ee
commit 184d902db1
3 changed files with 13 additions and 9 deletions
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8
test/kvtest.c
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@ -516,6 +516,7 @@ static int runMain(int argc, char **argv){
int nData = 0; /* Bytes of data */
sqlite3_int64 nTotal = 0; /* Total data read */
unsigned char *pData; /* Content of the blob */
int nAlloc = 0; /* Space allocated for pData[] */
assert( strcmp(argv[1],"run")==0 );
@ -621,14 +622,16 @@ static int runMain(int argc, char **argv){
}
if( rc==SQLITE_OK ){
nData = sqlite3_blob_bytes(pBlob);
pData = sqlite3_malloc( nData+1 );
if( nAlloc<nData+1 ){
nAlloc = nData+100;
pData = sqlite3_realloc(pData, nAlloc);
}
if( pData==0 ) fatalError("cannot allocate %d bytes", nData+1);
rc = sqlite3_blob_read(pBlob, pData, nData, 0);
if( rc!=SQLITE_OK ){
fatalError("could not read the blob at %d: %s", iKey,
sqlite3_errmsg(db));
}
sqlite3_free(pData);
}
}else{
/* CASE 3: Reading from database using SQL */
@ -662,6 +665,7 @@ static int runMain(int argc, char **argv){
nTotal += nData;
if( nData==0 ){ nCount++; nExtra++; }
}
if( nAlloc ) sqlite3_free(pData);
if( pStmt ) sqlite3_finalize(pStmt);
if( pBlob ) sqlite3_blob_close(pBlob);
if( bStats ){