SQL Interview Questions

This collection of SQL interview questions is designed to assist both interviewers and candidates in preparing for technical interviews centered around SQL, a standard language for managing and manipulating relational databases. The questions cover a wide spectrum, beginning with basic concepts such as SQL syntax, data types, and fundamental operations like SELECT, INSERT, UPDATE, and DELETE. Intermediate questions delve into more complex topics like JOIN operations, subqueries, indexes, and transactions. Advanced questions address database design principles, normalization, stored procedures, triggers, views, and performance optimization techniques. This comprehensive collection ensures a thorough assessment of a candidate's SQL expertise, facilitating effective preparation and evaluation for technical interviews.

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SQL