Data Pipeline lets you read, write, and convert Excel files using a very simple API. This post will show you how to create Excel files containing more than one work sheet or tab.
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.
Data Pipeline 2.3.4 Now Available
A new release of Data Pipeline is now available for download: https://northconcepts.com/downloads/. This release includes a new Twitter search reader, custom aggregate operations, and much more.
How to Query Java Objects with XPath
Data 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
How To Transfer Columns From One CSV File Into Another Using Java
This blog will show you how to pull selected columns from a CSV file containing IP geolocation data and save them into a second CSV file using our Data Pipeline Java library. As part of the transformation, you’ll also have the option to rearrange the order of the resulting columns.
Import CSV and Excel to Java Web Apps with Data Pipeline
This blog will demonstrate how to upload Excel and CSV files into a database while using Data Pipeline to handle the differences in format and structure of the individual files. Continue reading
Generate Data Migration Java Code with Data Pipeline Builder
Data Pipeline Builder – our new web GUI – is now available in early access. DPB generates Java code for Data Pipeline by letting you configure your inputs, outputs, and transformations.
Continue reading
Help us Design a Data Conversion and Transformation UI for Java Apps
We’re finally tackling a UI for Data Pipeline. Over the next few weeks, we’ll be drawing up plans and working on the first iteration/MVP (Minimum Viable Product) of Data Pipeline Builder, our online code generator. 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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