Well, probably the easiest way to at least see WHICH sql statements are taking the longest and other profiles of your db calls, turn on profiling: 
$self->{'dbh'}->{Profile}   = "DBI::ProfileDumper";

[download]
This will dump a dbi.prof file in the working dir that can be read with dbiprof to give you some good information as to exactly what is happening.

In reply to Re: Slow script: DBI, MySQL, or just too much data? by hubb0r
in thread Slow script: DBI, MySQL, or just too much data? by menolly

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