Re: fetching rows - Mailing list pgsql-sql

From Jeff Hoffmann
Subject Re: fetching rows
Date
Msg-id 39FDC5BC.43C5AE76@propertykey.com
Whole thread Raw
In response to fetching rows  ("Nikolay Mijaylov" <nmmm@nmmm.nu>)
Responses Re: fetching rows
List pgsql-sql
Nikolay Mijaylov wrote:
> 
> Let say we have a select that returns 100 rows.
> 
> I can fetch first 25 with simple sql:
> 
> BEGIN WORK;
> DECLARE liahona CURSOR FOR SELECT * FROM films;
> FETCH [FORWARD] 25 IN liahona;
> CLOSE liahona;
> COMMIT WORK;
> 
> but how I can fetch rows from 26 to 50? I mean withou fetching first 25. Or
> can I skip first 25?

you can't do that with a cursor, but you can use they mysql-ism called a
limit clause.  for example, to fetch rows 26-50 from that query, you'd
do:

select * from films limit 25,26;

or

select * from files limit 25 offset 26;

-- 

Jeff Hoffmann
PropertyKey.com


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