Re: Storing many big files in database- should I do it?
От | Alvaro Herrera |
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Тема | Re: Storing many big files in database- should I do it? |
Дата | |
Msg-id | 20100429191140.GE3296@alvh.no-ip.org обсуждение исходный текст |
Ответ на | Re: Storing many big files in database- should I do it? (Justin Graf <justin@magwerks.com>) |
Ответы |
Re: Storing many big files in database- should I do it?
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Список | pgsql-general |
Justin Graf wrote: > On 4/29/2010 12:07 PM, David Wall wrote: > > > > > > Big downside for the DB is that all large objects appear to be stored > > together in pg_catalog.pg_largeobject, which seems axiomatically > > troubling that you know you have lots of big data, so you then store > > them together, and then worry about running out of 'loids'. > Huh ??? isn't that point of using bytea or text datatypes. > > I could have sworn bytea does not use large object interface it uses > TOAST or have i gone insane Each toasted object also requires an OID, so you cannot have more than 4 billion toasted attributes in a table. I've never seen this to be a problem in real life, but if you're talking about having that many large objects, then it will be a problem with toast too. -- Alvaro Herrera http://www.CommandPrompt.com/ PostgreSQL Replication, Consulting, Custom Development, 24x7 support
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