By spec it has two params. But you can nest function calls. Actually, as it is implemented, you can define a template like concat(?1, ?2, ?3, ?4, ?5). Pass just two arguments will result in, depending on the template, (?1 || ?2).
> -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On > Behalf Of Max Rydahl Andersen > Sent: Wednesday, December 22, 2004 11:14 AM > To: Hibernate development > Subject: Re: [Hibernate] new template-based hql functions > > On Wed, 22 Dec 2004 03:46:03 -0600, Alexey Loubyansky > <[EMAIL PROTECTED]> > wrote: > > > package org.hibernate.test.hql; > > org.hibernate.test.hql.HQLTest > > public class HQLTest extends QueryTranslatorTestCase { > > public void testExpressionInFunction() throws Exception { > > assertTranslation( "from Animal an where > an.description = > > concat('fat'||'skinny')" ); > > > > concat is recognized as a template function and the > template is applied. > > The template is concat(?1, ?2) as defined in the EJBQL. Of > course, the > > test fails. > > > > Should we still support the old fat skinny one? > > Shouldn't concat allow CONCAT(str1,str2,...) or is that too > magically ? ;) (that would support both cases)...or more > simpler have two templates: > > concat(?1) and concat(?2) even though the first one would be a noop.. > > /max > > > > > ------------------------------------------------------- > > SF email is sponsored by - The IT Product Guide Read honest > & candid > > reviews on hundreds of IT Products from real users. > > Discover which products truly live up to the hype. Start > reading now. > > http://productguide.itmanagersjournal.com/ > > _______________________________________________ > > hibernate-devel mailing list > > hibernate-devel@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/hibernate-devel > > > > -- > Max Rydahl Andersen > callto://max.rydahl.andersen > > Hibernate > [EMAIL PROTECTED] > http://hibernate.org > > JBoss Inc > [EMAIL PROTECTED] > http://jboss.com > > > ------------------------------------------------------- > SF email is sponsored by - The IT Product Guide Read honest & > candid reviews on hundreds of IT Products from real users. > Discover which products truly live up to the hype. Start reading now. > http://productguide.itmanagersjournal.com/ > _______________________________________________ > hibernate-devel mailing list > hibernate-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/hibernate-devel > ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://productguide.itmanagersjournal.com/ _______________________________________________ hibernate-devel mailing list hibernate-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/hibernate-devel
