Pavel Stehule escribió:
> Hello
> 
> I found one usefull article
> http://iablog.sybase.com/paulley/2008/07/sql2008-now-an-approved-iso-international-standard/

Wow, this is really horrid:

        #  F856 through F859: FETCH FIRST clause in subqueries, views,
        and query expressions. The SQL:2008 syntax for restricting the
        rows of a result set is FETCH FIRST, rather than Microsoft SQL
        Server’s SELECT TOP N equivalent which SQL Anywhere supports
        presently. 

This means we have to support stuff like

declare foo cursor for select * from lists;
select * from (fetch first from foo) as bar;

(I wonder why didn't they use FETCH NEXT instead.  As is, it seems a bit
cumbersome to use.)

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support

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