We today upgraded DBD::mysql to 4.020, and some of our scripts started to
work very slowly.
The reason was quickly found to be an integer that was stringified in the
current version of DBD::mysql.
In old versions of DBD::mysql, one could get reliable behaviour by using e.g.
$num*1 # for numbers
"string" # for strings
it seems in current versions of DBD::mysql there is some autoguessing
going on, which seems to be wrong in many cases, and doesn't seem to be
documented at all.
Worse, whoeveer wrote the documentation seems to think this is a
performance issue in mysql only, howe