Category Archives: Data Pipeline

Data Pipeline 3.0 Now Available

We’re pleased to announce the release of version 3.0 of our Data Pipeline engine.

This release includes the new Sliding Window Aggregations feature to perform continuous SQL group-by operations on streaming data.

We’ve improved the performance of the XPath based readers (JsonReader, XmlReader, and JavaBeanReader), included new conveniences to reduce your code size, and added several new transformers and filters.

We’re also now offering a free 30-day trial for you to take the premium and enterprise features out for a test drive.

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How to Query Java Objects with XPath

How to Query Java Objects with XPathData Pipeline’s query engine allows you to use XPath to query XML, JSON, and Java objects.  This walkthrough will show you how to query Java objects using XPath and save the results to a CSV file.  While the reading and writing will be done with the JavaBeanReader and CSVWriter classes, you can swap out the CSVWriter for any other endpoint or transformation that Data Pipeline supports. Continue reading

Export CSV and Excel from Java web apps With Data Pipeline

Updated: July 2021

This article will demonstrate how to download CSV (comma-separated values) and Excel data from Java web applications using Data Pipeline. It will also show one way to plug Data Pipeline into your JSPs.

Data Pipeline is often used in non-GUI applications to move data from one place/format to another. However, Data Pipeline can just as easily be plugged into your web, mobile, and desktop applications. Being as lightweight and Java-centric as it is, it is perfect for handling your data conversion and manipulation use-cases.

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