Re: [ADMIN] vacuum questions

2007-08-22 Thread Robert Treat
On Monday 20 August 2007 14:33, Juliann Meyer wrote: > Currently running v7.4.8 postgres on a RHE Linux 4.0 box. Will be > upgraded to postgres 8.2.x sometime this fall. > > Several of the tables in the database that resides on this system have > lots of inserts and updates. Very little is delet

[ADMIN] vacuum questions

2007-08-20 Thread Juliann Meyer
Currently running v7.4.8 postgres on a RHE Linux 4.0 box. Will be upgraded to postgres 8.2.x sometime this fall. Several of the tables in the database that resides on this system have lots of inserts and updates. Very little is deleted at this time, as the database is intended for archiving

Re: [ADMIN] Vacuum questions

2005-03-16 Thread Scott Marlowe
On Wed, 2005-03-16 at 11:55, Chris Hoover wrote: > Tom, > > Thanks so much for the possible reason the vacuum fulls are not running. > > But, how about the first question. When you run a vacuum , who > has access to the freed tuples? (only the table, the db, or the entire > cluster)??? the t

Re: [ADMIN] Vacuum questions

2005-03-16 Thread Chris Hoover
Tom, Thanks so much for the possible reason the vacuum fulls are not running. But, how about the first question. When you run a vacuum , who has access to the freed tuples? (only the table, the db, or the entire cluster)??? Thanks, Chris ---(end of broadcast)---

Re: [ADMIN] Vacuum questions

2005-03-15 Thread Tom Lane
"Chris Hoover" <[EMAIL PROTECTED]> writes: > We have also had one test occurrence where after the upgrade, a vacuum > full would not recover the space. However, when we bounced the > postmaster, and then performed a vacuum full, the space was recovered. > Any ideas on what might cause this? M

[ADMIN] Vacuum questions

2005-03-15 Thread Chris Hoover
Question on vacuuming. When you do a vacuum , are the "freed" tuples available only the table, or to the entire db, or to the entire cluster? The reason I'm asking is that we are getting ready to preform a major upgrade to our application that involves adding some new fields to almost every tab