12 Technical Recruitment Questions About Relational Databases

The article discusses various recruitment questions related to databases that may arise during job interviews for programmers. It focuses on key topics such as data normalization, differences between SQL and NoSQL, and the practical applications of SQL in a programmer's daily work. Specific query examples that may be asked during technical tests are also provided. Additionally, the author offers tips on how to prepare for such interviews – highlighting what to know and what to practice before the interview. Finally, the importance of having practical experience is emphasized, which allows candidates to answer questions about databases more effectively and understand their operation in programming projects.