Re: [PERFORM] performance while importing a very large data set in to database

2009-12-06 Thread Greg Smith
Kris Kewley wrote: Does postgres have the concept of "pinning" procs, functions, etc to cache. No. Everything that's in PostgreSQL's cache gets a usage count attached to is. When the buffer is used by something else, that count gets incremented. And when new buffers need to be allocated, t

Re: [PERFORM] performance while importing a very large data set in to database

2009-12-06 Thread Kris Kewley
Does postgres have the concept of "pinning" procs, functions, etc to cache. As you mention, typically frequently used statements are cached improving performance. If waiting for the DBMS to do this is not an option then pinning critical ones should improve performance immediately followin

Re: [PERFORM] performance while importing a very large data set in to database

2009-12-06 Thread Pierre Frédéric Caillau d
I have a very bit big database around 15 million in size, and the dump file is around 12 GB. While importing this dump in to database I have noticed that initially query response time is very slow but it does improves with time. Any suggestions to improve performance after dump in importe

Re: [PERFORM] performance while importing a very large data set in to database

2009-12-05 Thread Scott Marlowe
On Sat, Dec 5, 2009 at 7:16 AM, "Ing . Marcos Luís Ortíz Valmaseda" wrote: > Ashish Kumar Singh escribió: >> >> Hello Everyone, >> >> >> I have a very bit big database around 15 million in size, and the dump >> file is around 12 GB. >> >> While importing this dump in to database I have noticed tha

Re: [PERFORM] performance while importing a very large data set in to database

2009-12-05 Thread Scott Marlowe
On Wed, Dec 2, 2009 at 4:31 PM, Ashish Kumar Singh wrote: > Hello Everyone, > > I have a very bit big database around 15 million in size, and the dump file > is around 12 GB. > > While importing this dump in to database I have noticed that initially query > response time is very slow but it does i

Re: [PERFORM] performance while importing a very large data set in to database

2009-12-05 Thread Ing . Marcos Luís Ortíz Valmaseda
Ashish Kumar Singh escribió: Hello Everyone, I have a very bit big database around 15 million in size, and the dump file is around 12 GB. While importing this dump in to database I have noticed that initially query response time is very slow but it does improves with time. Any suggesti

Re: [PERFORM] performance while importing a very large data set in to database

2009-12-05 Thread Jeremy Harris
On 12/02/2009 11:31 PM, Ashish Kumar Singh wrote: While importing this dump in to database I have noticed that initially query response time is very slow but it does improves with time. Any suggestions to improve performance after dump in imported in to database will be highly appreciated! Ana