#        $n % 10 or $dbh->commit

##</code><code>##

C:\test>1049236 -N=1e6 -T=1 -Qsize=1000
Took 86.039947 seconds (for Populate DB with 1e6 records)
Took 2.232394 seconds (for Create primary index)
Took 16.897088 seconds (for Retrieve the whole lot)
1000000
Took 0.268509 seconds (for Read all 1e6 records using 1 threads)

C:\test>1049236 -N=1e6 -T=4 -Qsize=1000
Took 85.957917 seconds (for Populate DB with 1e6 records)
Took 3.164024 seconds (for Create primary index)
Took 16.881054 seconds (for Retrieve the whole lot)
1000000
Took 0.251258 seconds (for Read all 1e6 records using 4 threads)

##</code><code>##

C:\test>1049236 -N=1e6 -T=1 -Qsize=1000
Took 86.307525 seconds (for Populate DB with 1e6 records)
Took 2.363253 seconds (for Create primary index)
1000000
Took 0.978504 seconds (for Read all 1e6 records using 1 threads)

C:\test>1049236 -N=1e6 -T=4 -Qsize=1000
Took 86.182529 seconds (for Populate DB with 1e6 records)
Took 3.017540 seconds (for Create primary index)
1000000
Took 1.925757 seconds (for Read all 1e6 records using 4 threads)