Re: - Mailing list pgsql-hackers

From Alvaro Herrera
Subject Re:
Date
Msg-id 20060525122647.GK3159@surnet.cl
Whole thread Raw
In response to  ("ipig" <ipig@ercist.iscas.ac.cn>)
Responses Re:
List pgsql-hackers
ipig wrote:

> 2.1) How do I efficiently access information in tables from the backend code?
> Since heap_open function needs the oid of the relation, how can I get
> those parameters for heap_open?
> 
> Suppose that at the beginning, I only know the name of the relation,
> which functions I need to call?

You can create a RangeVar using makeRangeVar and call heap_openrv().

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.


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