Re: Picture with Postgres and Delphi
От | scott.marlowe |
---|---|
Тема | Re: Picture with Postgres and Delphi |
Дата | |
Msg-id | Pine.LNX.4.33.0309101038560.16561-100000@css120.ihs.com обсуждение исходный текст |
Ответ на | Re: Picture with Postgres and Delphi ("Derrick Betts" <Derrick@grifflink.com>) |
Список | pgsql-general |
text types are limited to ~1 Gig depending on things like encoding and what not, you might get as much as 2 gig per record. On Wed, 10 Sep 2003, Derrick Betts wrote: > Is the size limit 8K for 'text' field types as well? > > ----- Original Message ----- > From: "Guy Fraser" <guy@incentre.net> > To: <pgsql-general@postgresql.org> > Sent: Wednesday, September 10, 2003 9:40 AM > Subject: Re: [GENERAL] Picture with Postgres and Delphi > > > > What is the size limit of bytea, I thought it was 8K? > > > > How do you dump your database when you have bytea, do you need to do a > > binary dump? > > > > What are you using to insert the binary data? > > > > Thank you in advance. > > > > Guy > > > > Jonathan Bartlett wrote: > > > > >>For the education of me and maybe others too, why was > > >>that? i.e. what problems did you run into, that bytea avoids? > > >> > > >> > > >> > > > > > >Compared to the filesystem, bytea provides data integrity. > > > > > >Bytea gives you remote access, which you can cache if needed. > > > > > >Bytea gives you the same permissions as anything else in Postgres, so you > > >don't have to worry about that separately. > > > > > >Compared to BLOBs, bytea's are just simpler. You can select them with a > > >single statement, you don't have to worry about leaving unreferenced > > >BLOBs, and, after 4 billion inserts, byteas are still meaningful while > > >BLOBs might not be. (due to OID problems). > > > > > >Jon > > > > > > > > > > > > > > >>__________________________________ > > >>Do you Yahoo!? > > >>Yahoo! SiteBuilder - Free, easy-to-use web site design software > > >>http://sitebuilder.yahoo.com > > >> > > >> > > >> > > > > > > > > >---------------------------(end of broadcast)--------------------------- > > >TIP 5: Have you checked our extensive FAQ? > > > > > > http://www.postgresql.org/docs/faqs/FAQ.html > > > > > > > > > > > > > > > > -- > > Guy Fraser > > Network Administrator > > The Internet Centre > > 780-450-6787 , 1-888-450-6787 > > > > There is a fine line between genius and lunacy, fear not, walk the > > line with pride. Not all things will end up as you wanted, but you > > will certainly discover things the meek and timid will miss out on. > > > > > > > > > > > > ---------------------------(end of broadcast)--------------------------- > > TIP 6: Have you searched our list archives? > > > > http://archives.postgresql.org > > > ---------------------------(end of broadcast)--------------------------- > TIP 8: explain analyze is your friend >
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