Re: [HACKERS] timezones to own config file

2006-06-14 Thread Tom Lane
Joachim Wieland [EMAIL PROTECTED] writes: Getting a list of active timezones could be easily done with a system view but you might not want to promise its existence when you think about moving the whole thing to a system catalog later... A read-only view wouldn't be a bad idea, actually, for

Re: [HACKERS] timezones to own config file

2006-06-13 Thread Martijn van Oosterhout
On Tue, Jun 13, 2006 at 02:20:09PM +0200, Joachim Wieland wrote: I looked into the timezone specifications and basically extracted a list of existing offsets from the zic database. My proposed format for the timezone files is something like this: sip Any particular reason this can't be a

Re: [HACKERS] timezones to own config file

2006-06-13 Thread Tom Lane
Joachim Wieland [EMAIL PROTECTED] writes: The timezone definition files should be read at server start but should they also be read at SIGHUP? If so, should they be read only by the postmaster or by all backends? Presumably the name of the definition file to use will be a GUC variable. I

Re: [HACKERS] timezones to own config file

2006-06-13 Thread Tom Lane
Martijn van Oosterhout kleptog@svana.org writes: Any particular reason this can't be a normal table in pg_catalog which you can select/update. That doesn't do anything to help with one of the main problems: that we have at least two (maybe more) alternative sets of names that people might want

Re: [HACKERS] timezones to own config file

2006-06-13 Thread Martijn van Oosterhout
On Tue, Jun 13, 2006 at 11:51:25AM -0400, Tom Lane wrote: Martijn van Oosterhout kleptog@svana.org writes: Any particular reason this can't be a normal table in pg_catalog which you can select/update. That doesn't do anything to help with one of the main problems: that we have at least

Re: [HACKERS] timezones to own config file

2006-06-13 Thread Jim C. Nasby
On Tue, Jun 13, 2006 at 11:11:26PM +0200, Martijn van Oosterhout wrote: On Tue, Jun 13, 2006 at 11:51:25AM -0400, Tom Lane wrote: Martijn van Oosterhout kleptog@svana.org writes: Any particular reason this can't be a normal table in pg_catalog which you can select/update. That

Re: [HACKERS] timezones to own config file

2006-06-13 Thread Tom Lane
Martijn van Oosterhout kleptog@svana.org writes: What I was thinking is why we couldn't just store the information in a global shared system table that is only read on config reload. You could have a few columns, maybe the first being a list name, which is referenced from a GUC. Hmmm ... if

Re: [HACKERS] timezones to own config file

2006-05-30 Thread Joachim Wieland
Martijn, On Fri, May 26, 2006 at 03:03:15PM +0200, Martijn van Oosterhout wrote: I think you may be thinking of yet a separate TODO item, which is to be able to use the zic timezone names in timestamptz input, viz '2006-05-24 21:11 Americas/New_York'::timestamptz But names like 'IST'

Re: [HACKERS] timezones to own config file

2006-05-26 Thread Martijn van Oosterhout
On Wed, May 24, 2006 at 09:13:42PM -0400, Tom Lane wrote: The zic database doesn't seem to have a problem with using the same abbreviations to mean many different things. We could look to it for information, or maybe even use its classification of timezone groups, but I don't think it can

Re: [HACKERS] timezones to own config file

2006-05-24 Thread Tom Lane
Joachim Wieland [EMAIL PROTECTED] writes: I'd like to know what exactly is to be done for this TODO-item o Allow customization of the known set of TZ names (generalize the present australian_timezones hack) Well, part of the TODO is to figure out exactly what to do ;-) So we'd need