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Simplifying Data Engineering and Analytics with Delta
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"Without a solid foundation, you will have trouble creating anything of value."
– Erica Oppenheimer, on academic mastery
In the previous chapters, we looked at the trends in big data processing and how to model data. In this chapter, we will look at the need to break down data silos and consolidate all types of data in a centralized data lake to get holistic insights. First, we will understand the importance of the Delta protocol and the specific problems that it helps address. Data products have certain repeatable patterns and we will apply Delta in each situation to analyze the before and after scenarios. Then, we will look at the underlying file format and the components that are used to build Delta, its genesis, and the high-level features that make Delta the go-to file format for all types of big data workloads. It makes not only the data engineer's job easier, but also other data personas...