October 2023
Intermediate to advanced
636 pages
17h 2m
English
Content preview from Data Engineering with AWS - Second Edition
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14
Building Transactional Data Lakes
In the last few years, new technologies have emerged that have significantly enhanced the capabilities of traditional data lakes, enabling them to operate similarly to a data warehouse. These new technologies provide all the benefits of data lakes (such as low-cost object storage, and the ability to use serverless data processing services) while also making it much easier to update data in the data lake (amongst other benefits).
Traditional data lakes were built on the Apache Hive technology stack, which enables you to store data in various file formats (such as CSV, JSON, Parquet, and Avro). Hive enabled many tens of thousands of data lakes to be built on object storage, but over the years the limitations ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.