#data-engineering
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Introduction Data Load Tool (DLT) is an open source library designed to simplify the process of extracting, loading and transforming (ELT) data from...
Introduction In the world of data engineering, the choice of file format is a crucial decision that can significantly impact the efficiency and...
Introduction Window functions are special types of functions in SQL that allow performance calculations in a set of rows within a query, known as a...
Introduction The real power of SQL comes from working with data from multiple tables at once. The term relational database refers to the fact that the...
