Array is only support in the XML side, but not JDO.
Thomas
-----Original Message-----
>From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]
>Sent: Friday, September 14, 2001 10:43 AM
>To: [EMAIL PROTECTED]
>Subject: [castor-dev] More: JDO mapping: foreign key to same table
>
>
>Ok, here is what I have right now:
>
><field name="childNode" type="xdo.Node2" collection="array">
><sql many-key="id" name="parent_node_id"/>
></field>
>
>"array" is the correct collection type in this case.
>
>Here is the error I am getting at run time:
>
>[my_name] java.lang.IllegalArgumentException: Collection Proxy
>doesn't exist for it type
>
>Any clues?
>
>
>>--- Original Message ---
>>From: "[EMAIL PROTECTED]" <[EMAIL PROTECTED]>
>>To: [EMAIL PROTECTED]
>>Date: 9/14/01 11:48:43 AM
>>
>
>>
>>
>>How do I express this in a JDO mapping file:
>>
>>id char8), -- primary key
>>parent_id char(8) -- foreign key to same table
>>
>>I need the mapping syntax to accomplish this. This is an extremely
>>common SQL idiom.
>>I have left out details such as the foreign key declaration
>and
>>other data.
>>Thanks in advance.
>>
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