描述

SQL, also known as Structured Query Language, is a powerful tool to search through large amounts of data and return specific information for analysis. Learning SQL is crucial for anyone aspiring to be a data analyst, data engineer, or data scientist, and helpful in many other fields such as web development or marketing.

In this cheat sheet, you'll find a handy list of functions covering querying data, filtering data, aggregation, and more.阅读更多.

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