[JBoss-dev] [XDoclet on JBoss (XDoclet/JBoss)] - Re: Many to many relationship, with extra info

2004-05-30 Thread sbocquet
Hi all, Many thanks for the answers... I've finally created a third entity. Stephane View the original post : http://www.jboss.org/index.html?module=bbop=viewtopicp=3836879#3836879 Reply to the post : http://www.jboss.org/index.html?module=bbop=postingmode=replyp=3836879

[JBoss-dev] [XDoclet on JBoss (XDoclet/JBoss)] - Re: Many to many relationship, with extra info

2004-05-29 Thread ironbird
Hi, I'm not sure this is the right forum for this question, this forum is for jboss development. But the answer is: If you third table has extra infos (means fields), it must be declared as a separate entity bean for theses fields. But there is no restriction to use this table as a third table

[JBoss-dev] [XDoclet on JBoss (XDoclet/JBoss)] - Re: Many to many relationship, with extra info

2004-05-28 Thread hbaxmann
If I am right [carefully, bax, carefully], what you mean is a sometimes called 'weak entity': an attributed relationship or dependend entity. I would suggest to dissolve this into one n:1 and one 1:n relation with a third table. This is often used in delivery notes with the delivery date. It

[JBoss-dev] [XDoclet on JBoss (XDoclet/JBoss)] - Re: Many to many relationship, with extra info

2004-05-28 Thread hbaxmann
Ohhh, sorry for not beeing in your taxonomy: One User has one or no or many Bets,exactly one or many Bets are for one and only one Match. So the third table should be 'Bets'. Let's test it the other way around: One Match has no or many Bets,Exactly one or many Bets are taken by one and only