Solr DIH query 工作流
<dataConfig><dataSource type="JdbcDataSource" driver="com.mysql.jdbc.Driver"
url="jdbc:mysql://dbhost/dbname?zeroDateTimeBehavior=convertToNull" user="dbuser"
password="dbpassword"/>
<document>
<entity name="student" transformer="RegexTransformer" pk="id"
query="select * from Student where deleted=0;"
deltaImportQuery="select * from Student where deleted=0 and>
deltaQuery="select>
deletedPkQuery="select>
<field column="id" name="id"/>
<field column="name" name="name"/>
<field column="age" name="age"/>
<field column="classId" name="classId"/>
<field column="deleted" name="deleted"/>
<field column="createdAt" name="createdAt"/>
<field column="updatedAt" name="updatedAt"/>
<entity name="class" transformer="RegexTransformer" pk="classId"
query="select * from>
deltaQuery="select>
parentDeltaQuery="select>
<field column="image" name="image"/>
<field column="banner" name="banner"/>
</entity>
</entity>
</document>
</dataConfig>
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