This is a personal learning archive where I document my solutions and reflections for exercises on SQL platforms like SQLZoo and HackerRank. Each file contains the original SQL exercise (paraphrased ...

Oracle is adding new machine learning features to its data analytics cloud service MySQL HeatWave. MySQL HeatWave combines OLAP (online analytical processing), OLTP (online transaction processing), ...

To query a user's mobile phone and WeChat number, the following SQL statement can be used.

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Ohan Oda discusses making the Lens in Maps AR ...

This repository is dedicated to learning MySQL, one of the most popular relational database management systems (RDBMS). It covers fundamental to advanced topics, including SQL queries, database design ...

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There has been a lot of talk about open source sustainability over the past few years, and for good reason. Open source now powers much of the world’s most critical new technologies, from programming ...