Re: [GENERAL] Declaring multidimensional arrays in pl/pgsql

2007-11-29 Thread Max Zorloff
On Thu, 29 Nov 2007 21:15:50 +0400, Rodrigo De León <[EMAIL PROTECTED]> wrote: On Nov 29, 2007 9:33 AM, Max Zorloff <[EMAIL PROTECTED]> wrote: I don't think that works. ponline=# select ('{1,2,3}'::text)::int[]; ERROR: cannot cast type text to integer[] Ca

Re: [GENERAL] Declaring multidimensional arrays in pl/pgsql

2007-11-29 Thread Max Zorloff
On Thu, 29 Nov 2007 19:21:03 +0400, Pavel Stehule <[EMAIL PROTECTED]> wrote: Hello arrays in PostgreSQL have to be regular allways. And before 8.3 array cannot contais NULL, so you cannot simpl resize two dim array :(. But your functions doesn't work in 8.3. too. So you can a) use 1D array a

Re: [GENERAL] Declaring multidimensional arrays in pl/pgsql

2007-11-29 Thread Max Zorloff
On Thu, 29 Nov 2007 18:11:22 +0400, Rodrigo De León <[EMAIL PROTECTED]> wrote: On Nov 29, 2007 3:34 AM, Max Zorloff <[EMAIL PROTECTED]> wrote: According to the docs it seems that only way would be to declare it as something like : myArray := ARRAY[[1,2], [3,4], [5,6]]; You

[GENERAL] Declaring multidimensional arrays in pl/pgsql

2007-11-29 Thread Max Zorloff
Hi, all. I was wondering, can I really declare a 2-dimensional array of arbitrary size in pl/pgsql? According to the docs it seems that only way would be to declare it as something like : myArray := ARRAY[[1,2], [3,4], [5,6]]; But what if I pass the dimensions as function parameters? My po

Re: [GENERAL] Connection pooling

2007-09-09 Thread Max Zorloff
On Sat, 08 Sep 2007 19:28:52 +0400, Scott Marlowe <[EMAIL PROTECTED]> wrote: On 9/7/07, Max Zorloff <[EMAIL PROTECTED]> wrote: On Fri, 07 Sep 2007 10:58:36 +0400, Marko Kreen <[EMAIL PROTECTED]> wrote: >> The pgpool (I tried 3.1, 3.4 and pgpool-II 1.2)

Re: [GENERAL] Connection pooling

2007-09-07 Thread Max Zorloff
On Fri, 07 Sep 2007 10:58:36 +0400, Marko Kreen <[EMAIL PROTECTED]> wrote: The pgpool (I tried 3.1, 3.4 and pgpool-II 1.2) works fine but has the following problem - after some time it just "hangs", and if I try to connect to it with psql it just hangs indefinitely. After restart it works fine a

[GENERAL] Connection pooling

2007-09-06 Thread Max Zorloff
Hello. I'm using Apache + PHP + Postgres for my project. I've tried the two poolers people usually recommend here - pgbouncer and pgpool. I have a problem with pgbouncer - under the load the query execution becomes ~10 times slower than it should be - basically to test it, I connect with psql

Re: [GENERAL] Shared memory usage

2007-08-25 Thread Max Zorloff
On Sun, 26 Aug 2007 00:39:52 +0400, Martijn van Oosterhout <[EMAIL PROTECTED]> wrote: On Sun, Aug 26, 2007 at 01:22:58AM +0400, Max Zorloff wrote: Hello. shared_memory is used for caching. It is filled as stuff is used. If you're not using all of it that means it isn't need

Re: [GENERAL] Shared memory usage

2007-08-25 Thread Max Zorloff
On Sun, 26 Aug 2007 00:39:52 +0400, Martijn van Oosterhout <[EMAIL PROTECTED]> wrote: On Sun, Aug 26, 2007 at 01:22:58AM +0400, Max Zorloff wrote: Hello. I have a postgres 8.0 and ~400mb database with lots of simple selects using indexes. I've installed pgpool on the syste

[GENERAL] Shared memory usage

2007-08-25 Thread Max Zorloff
Hello. I have a postgres 8.0 and ~400mb database with lots of simple selects using indexes. I've installed pgpool on the system. I've set num_init_children to 5 and here is the top output. One of postmasters is my demon running some insert/update tasks. I see that they all use cpu heavily,

Re: [GENERAL] Apache + PHP + Postgres Interaction

2007-08-23 Thread Max Zorloff
On Thu, 23 Aug 2007 21:29:46 +0400, Bill Moran <[EMAIL PROTECTED]> wrote: In response to "Joshua D. Drake" <[EMAIL PROTECTED]>: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Max Zorloff wrote: > Hello. > > I have a subject setup and a few questions.

Re: [GENERAL] Apache + PHP + Postgres Interaction

2007-08-23 Thread Max Zorloff
On Thu, 23 Aug 2007 21:16:48 +0400, Joshua D. Drake <[EMAIL PROTECTED]> wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Max Zorloff wrote: Hello. I have a subject setup and a few questions. The first one is this. PHP establishes a connection to the Postgres database t

[GENERAL] Apache + PHP + Postgres Interaction

2007-08-23 Thread Max Zorloff
Hello. I have a subject setup and a few questions. The first one is this. PHP establishes a connection to the Postgres database through pg_pconnect(). Then it runs some query, then the script returns, leaving the persistent connection hanging. But the trouble is that in this case any query t

Re: [GENERAL] CPU load high

2007-08-23 Thread Max Zorloff
On Thu, 23 Aug 2007 12:24:32 +0400, Hannes Dorbath <[EMAIL PROTECTED]> wrote: On 23.08.2007 11:04, Max Zorloff wrote: When one postgres process waits for lock to release does it use any cpu? And also, when apache waits for query to finish, does it use cpu? No, but are you sure what y

Re: [GENERAL] CPU load high

2007-08-23 Thread Max Zorloff
On Thu, 23 Aug 2007 08:29:03 +0400, Tom Lane <[EMAIL PROTECTED]> wrote: "Max Zorloff" <[EMAIL PROTECTED]> writes: ... The problem is that after the number of concurrent users rises to 100, CPU becomes almost 100% loaded. How do I find out what's hogging the CPU?

[GENERAL] CPU load high

2007-08-22 Thread Max Zorloff
Hello. I have a web-server with php 5.2 connected to postgres 8.0 backend. Most of the queries the users are doing are SELECTs (100-150 in a second for 100 concurrent users), with a 5-10 INSERTs/UPDATEs at the same time. There is also a demon running in the background doing some work once e