On Friday August 12 2005 6:11 pm, Michael Fuhr wrote: > Has anything changed on the system since the results were > consistently slow? New hardware, new versions of anything, > reboot, etc.? Did you do any profiling when DBD::Pg was > consistently slow to see where the bottleneck was? All good questions. Obviously, something has changed, but I'm hard-pressed to identify what it might have been. No, I didn't do any profiling, since I found the presumed dbi/libpq difference first. I will measure perf of dbi, Pg, and libpq over time and see if I can combine with I/O measures to see trends. Ed ---------------------------(end of broadcast)--------------------------- TIP 9: In versions below 8.0, the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match