How Tos & Tutorials

Data Lake ETL Tutorial: Transforming Data

This tutorial will give you an overview of the “T” in ETL, namely, how to start transforming your data before you load it into the final destination. We will use SQL in this example, but Ascend also supports Python/PySpark and Scala/Java transformations as well. … Read More

Data Lake ETL Tutorial: Using Ascend No- and Low-Code Connectors to Load Data

Now that we’ve extracted some data from S3, cleaned it up using a SQL transform, we can start on the “L” of ETL and write our data back out to our data lake. Follow this guide to learn how. … Read More

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