SQL Questions for Interview: Interviewers typically ask technical questions to gauge how a candidate’s mind works and whether they can handle technical tasks. In this article, we’ll list some of the most common SQL interview questions and give you the answers.
The objective of a SQL interview is to assess your knowledge and ability to work with SQL databases. That’s why you should spend some time reviewing basic concepts before the interview.
All the technical interviews and job interviews you take can be overwhelming. The anxiety of not knowing how to answer questions about the various SQL Server queries may make you sweat. So, to make things easier for you, we have compiled a list of some SQL queries that will help you prepare for technical interviews.
This article is for people who want to build a career in software development. If you are about to get an interview, you need to know the questions that are likely to be asked during it. This will give you an idea of what your interviewer expects from you and prepare you accordingly.
SQL Questions for Interview
- What is primary key and unique key?
- How many joins are there any difference?
- Difference between join and union?
- Select top 3 max salary employees by depts.
- Difference between where and having and use of it?
- Different types of Date functions?
- What are the grouping functions?
- Which function is used to get the current date?
- What is a sub query?
- What is indexing?
The SQL interview questions are the most common type of interview questions that candidates have to face while they are preparing for a job interview. These questions help you in getting an idea about the knowledge of SQL, its syntax and commands, database management, and database design. For more information on SQL Interview Questions, visit our blog post on SQL Interview Questions.