db-torque-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From David Hainlin <dhain...@attbi.com>
Subject Re: Q: Joins using Criteria ?
Date Sun, 30 Mar 2003 02:30:18 GMT
Greetings,
One way to approach this is to create a view which joins the req'd 
tables and then define the torque object based on the view.
Works pretty well but there may be other ways too...
David

goffredo wrote:

>Hi All,
>
>I have been reading the documentation on using Criteria objects with Torque,
>but can't find an example of a join of say three or four tables that returns
>all the columns of the three or four tables that satisfy the conditions of the
>query. The examples illustrate multiple joins, but retrieve information from
>only one of the tables in the join, because the doSelect() method is attached
>to Peer classes only. Or am I expected to add tables to my database to handle
>this kind of situation?  
>
>I am not sure from reading the documentation if the use of Criteria is designed
>to replace SQL ... or if Criteria form a more limited subset of SQL. 
>
>Regards
>Goffredo
>
>---------------------------------------------------------------------
>To unsubscribe, e-mail: torque-user-unsubscribe@db.apache.org
>For additional commands, e-mail: torque-user-help@db.apache.org
>
>
>  
>



Mime
View raw message