On 04/12/2012, Spadez <james_will...@hotmail.com> wrote:
> Thank you so much for your help. Based on the same schema in my first post
> and your help I created this, have I implemented it correctly based on your
> suggestion? I tried to comment it:
Looks almost correct. You only need two levels of
nesting, and can use proper nesting to differentiate
between the different "name" attributes.
<dataConfig>
<dataSource name="app-ds" driver="org.postgresql.Driver"
url="jdbc:postgresql://localhost:5432/wikipedia" user="wikipedia"
password="secret" />
<document>
<entity dataSource="app-ds" name="item" query="SELECT id,
title, description, date, link, location_id, source_id, company_id
from item">
<field column="id" name="id" />
<field column="title" name="title" />
<field column="description" name="description" />
<field column="date" name="date" />
<field column="link" name="link" />
<entity dataSource="app-ds" name="location"
query="SELECT
name, coordinate from location where location_id=${item.location_id}">
<field column="name" name="location_name" />
<field column="coordinate"
name="location_coordinates" />
</entity>
<entity dataSource="app-ds" name="source"
query="SELECT name from source where source_id=${item.source_id}">
<field column="name" name="source_name" />
</entity>
<entity dataSource="app-ds" name="company"
query="SELECT name from company where company_id=${item.company_id}">
<field column="name" name="company_name" />
</entity>
</entity>
</document>
</dataConfig>
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