Yes, it does - you might want to google "composite primary key" or read a introductory book on database design... It is commonly used when one requires more than one attribute to uniquely identify an entity
Karsten Jahn wrote:
Why would one want to have 2 key-collums? Does that make any sense?
Leonardo R Nunes schrieb:
Does someone know how to create this composite key xdoclet ?
Regards, Leonardo.
How can I create a XDoclet for the following part of my .hbm ? ... <bag name="foo" lazy="true" inverse="true" cascade="none" > <key> <column name="PART1_ID" /> <column name="PART2_ID" /> </key> <one-to-many class="FooClass" /> </bag> ...
I tried the following xdoclet tags, but it didn't work:
/** * @hibernate.bag * lazy="true" * inverse="true" * cascade="none" * @hibernate.collection-key * column="PART1_ID" * @hibernate.collection-key * column="PART2_ID" * @hibernate.collection-one-to-many * class="FooClass" * */ public List getFoo() { ...
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