What is the difference between BETWEEN and IN operators in SQL? What is the use of the INTERSECT operator?
Database Developer Interview Questions
Database Developer Interview Questions
When you interview for a job as a database developer, expect the interviewer to assess how you compile a database system that meets the company's needs while also troubleshooting potential issues. Employers seek candidates who have strong problem-solving and organizational skills as well as possess a strong understanding of database systems.
Top Database Developer Interview Questions & How To Answer
Question 1
Question #1: How would you handle data loss during a migration?
How to answer
How to answer: While this is an issue all database developers seek to avoid, it's not always guaranteed that data remains secure when migration occurs. Answering this question lets the interviewer know how you handle challenges and save a company from certain data disasters. You could also mention steps the company could take to prevent data loss before the migration.
Question 2
Question #2: When do you decide certain databases need upgrading?
How to answer
How to answer: With this open-ended question, interviewers will examine your expertise in the industry. You should know specifics about certain programs and how often they need upgrading. Discuss how you work collaboratively and communicate efficiently with management as to when upgrades need to occur.
Question 3
Question #3: How did you overcome challenges on a recent project?
How to answer
How to answer: Even if you have the best plans for a database project, you might come across issues. Give examples highlighting your problem-solving skills and ability to handle a workload. The interviewer will learn how you operate under pressure and troubleshoot any issues.
5,615 database developer interview questions shared by candidates
How to identify bootlenecking on a query?
When reviewing developers code and you identify an issue, how would you go about addressing it? If addressed and continues later on, how then would you identify it?
general questions - tell me about yourself, what kinds of projects have you worked on, etc.
How did you hear about he internship?
Describe a situation where you had to balance competing priorities or tight deadlines
How much previous experience did I have with databases?
What do you typically look for when troubleshooting a slow running query?
All technical questions around IT field
Do you have any experience with API?
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