Re: [GENERAL] libpq performance

2009-09-03 Thread Chris
Juan Backson wrote: Hi, For this problem, what if I use prepared statement? if I use prepared statement directly from libpq, would it help? It will possibly change the way postgres plans the query, so you may get a different execution time. http://www.postgresql.org/docs/current/static/sq

Re: [GENERAL] libpq performance

2009-09-03 Thread Juan Backson
Hi, For this problem, what if I use prepared statement? if I use prepared statement directly from libpq, would it help? Thanks, JB On Mon, Aug 24, 2009 at 9:59 AM, Craig Ringer wrote: > On Mon, 2009-08-24 at 00:08 +0800, Juan Backson wrote: > > > I have a sql that only takes 0.3 ms to run when

Re: [GENERAL] libpq performance

2009-08-23 Thread Craig Ringer
On Mon, 2009-08-24 at 00:08 +0800, Juan Backson wrote: > I have a sql that only takes 0.3 ms to run when using psql with > "explain analyze". "explain analyze" reports server-side execution time. > However, when I execute it using PQexec, it takes 12ms for PGexec. > Does anyone know why it is t