This week's book giveaway is in the OCAJP forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide 1Z0-808 and have Jeanne Boyarsky & Scott Selikoff on-line! See this thread for details.
I'm not clear about how to manipulate CMR in Weblogic8.1.
for 1 to 1 CMR: suppose there're two entity CMP beans: ManCMP and WomanCMP, when a man marries a woman, use manCMP.setWoman(womanCMP) to establish relationship. if a man divorce a woman, how to sever the relationship? can just use manCMP.setWoman(null)?
for 1 to N CMR: like a Person and Address relationship, when a Person want to remove an address(just cut off relationship, do not delete address), should it be like below: