Re: [HACKERS] Questions on printtup()

2006-01-05 Thread Tom Lane
Qingqing Zhou <[EMAIL PROTECTED]> writes: > So we spend a portion of time at preparing tuples in printtup() by > converting the tuple format to a network format. I am not quite familiar > with that part, so I wonder is it possible to try to send with original > tuple format with minimal preparing j

[HACKERS] Questions on printtup()

2006-01-05 Thread Qingqing Zhou
I did some profiling related to printtup() by a simple libpq "SELECT * test" program (revised from the libpq programing sample in document without retriving the results). There are 260k or so records in table test(i int). /* original version - prepare tuple and send */ SELECT * TIMING: 0.63 sec