© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2022
R. L'EsteveThe Azure Data Lakehouse Toolkithttps://doi.org/10.1007/978-1-4842-8233-5_8

8. Change Data Feed

Ron L’Esteve1  
Chicago, IL, USA

The introduction of the delta file format within Azure Data Lake Storage gen2 has been a modern approach to managing changing records and data since regular parquet file formats are immutable, and there is no graceful method of performing CRUD operations on these native parquet file formats. Despite the advantages of delta format files in the Data Lake, this Change Data Capture process also comes with significant overhead of having to scan and read the entire files even if only a few records within have changed. Change ...

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