Re: VARCHAR vs TEXT

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От Stephan Szabo
Тема Re: VARCHAR vs TEXT
Дата
Msg-id Pine.BSF.4.21.0110101716300.89375-100000@megazone23.bigpanda.com
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Ответ на VARCHAR vs TEXT  ("Aasmund Midttun Godal" <postgresql@envisity.com>)
Ответы Re: VARCHAR vs TEXT  (Bruce Momjian <pgman@candle.pha.pa.us>)
Список pgsql-sql
On Wed, 10 Oct 2001, Aasmund Midttun Godal wrote:

> I am sure this question has been answered in some form or another
> before, but I can't really find anything on exactly this issue.
> 
> Are there any differences between varchar and text other than
> 
> 1. varchar has limited size
> 2. varchar is SQL 92 text is not?
> 
> Especially regarding performance.
> 
> Or am I correct to assume that if you need a place to store some text,
> and you are not sure how much (like an email address or a name) you
> are best off using text?

Pretty much yes.  text and varchar are pretty equivalent other than
the fact that varchar specifies a maximum size.




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