Read Time:3 Minute, 57 Second Database Frequently Asked Microsoft SQL SQL Interview Q&A What is SELF JOIN and when would you use it? Team Debuggers Space 6 February 202023 September 2024 Share A SELF JOIN is a type of SQL join where a table is joined with itself. Essentially, it allows you to combine rows from the...
Read Time:2 Minute, 43 Second Database IBM SQL SQL Top 50 Q&A Technical Explorations Top 100 Interview Q&A Types of Keys in SQL with Key Differences: Primary Key vs. Foreign Key, and More Team Debuggers Space 22 April 20144 October 2024 Share In relational database design, keys play a critical role in uniquely identifying records and establishing relationships between tables. Below are the different types of keys...