XML Join
Join XML streams ..
XML Join in Pentaho Data Integration
XML Join is a specialized step in Pentaho Data Integration designed to incorporate XML content into your data stream based on values from another stream.
This step accepts two input streams - the main data stream and an XML stream. It merges them by adding the XML content as a new field in your main data stream.
The XML stream must contain well-formed XML data that will be integrated into your transformation. The main stream contains the records you want to enhance with this XML content.
For each row in the main stream, PDI matches it with corresponding XML content based on a specified join key. The XML content is then added as a new field to the main stream row.
XML Join is particularly useful when dealing with web services, XML databases, or when you need to construct complex XML documents from relational data sources.
The step offers options to specify the target XML field name, the join comparison field, and the ability to encode the XML content if needed for further processing.
When configuring XML Join, you must specify which stream provides the XML content and which one serves as the main stream. The order of connecting these streams to the step is critical to its proper functioning.
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