Re: Column descriptions - could they be propagated to new tables?
От | Jim Nasby |
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Тема | Re: Column descriptions - could they be propagated to new tables? |
Дата | |
Msg-id | 4D8D0951-518D-4C55-B6E4-32FF939CBF9D@pervasive.com обсуждение исходный текст |
Ответ на | Re: Column descriptions - could they be propagated to new tables? ("Merlin Moncure" <mmoncure@gmail.com>) |
Ответы |
Re: Column descriptions - could they be propagated to new
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Список | pgsql-general |
On Apr 5, 2006, at 12:15 PM, Merlin Moncure wrote: > On 4/5/06, Clive Page <cgp@star.le.ac.uk> wrote: >> Since I discovered the facilities in Postgres for providing and >> listing >> column descrptions, I have found them very useful, especially for >> adding a >> string showing physical units to my columns. > > Have you considered using domains for these types? You can comment > the domain appropriately. While the domain description will not show > in \d+. to get the description you can do \dT on the domain. > > Based on your background I also think you might appreciate domains > from a design perspective. There are a couple of disadvantages to > using them so I'd suggest reading about them. I seem to recall some astronomer having created some custom types for storing astronomical data in PostgreSQL. Or perhaps he was using PostGIS. I know that other astronomers are using PostgreSQL/PostGIS so if you look around you might be able to save yourself quite a bit of work. -- Jim C. Nasby, Sr. Engineering Consultant jnasby@pervasive.com Pervasive Software http://pervasive.com work: 512-231-6117 vcard: http://jim.nasby.net/pervasive.vcf cell: 512-569-9461
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