high availability concepts
Sql Developer Interview Questions
Sql Developer Interview Questions
SQL stands for Structured Query Language, and SQL developers create SQL databases and the applications that work with them. They often use design tables and storing procedures for stability, reliability, and performance. In an SQL developer interview, employers often ask questions about your programming knowledge and problem-solving skills.
Top SQL Developer Interview Questions & How to Answer
Question 1
Question #1: What are the types of keys in SQL, and when would you use them?
How to answer
How to answer: This question lets you demonstrate your knowledge of SQL. Discuss the most common types of SQL keys, and talk about how they can identify rows and columns in tables. Keys work as unique identifiers, allowing users to retrieve data easily.
Question 2
Question #2: What are the types of normalization available in SQL, and how do you use them?
How to answer
How to answer: People use SQL normalization to organize data and reduce redundancies. You can demonstrate your experience by discussing the normalization methods you use most. For example, many developers divide a large table into several smaller ones for easier readability.
Question 3
Question #3: What programming languages are you familiar with?
How to answer
How to answer: Many SQL developers also use JavaScript, HTML, Python, PL/SQL, and other languages. Mention the languages you know and how you used them at your previous job. Also, tell the interviewer about any programming certifications you received.
2,209 sql developer interview questions shared by candidates
Tell me about yourself and why did you applied for this role?
Rate your SQL knowledge out of 10
starts with basic pl/sql questions to advanced topics.
The recruiter stoop me up for several times which was super disrespectful to interviewee.
Explain about projects and your responsibilities? What is dual ? Difference between view and materialized view? What is substr and instr , syntax? Cursors,types of cursors and cursor attributes? Simple scenario given and instructed to write cursor and exception handling Psuedo columns in oracle? SQL loader
All about pl/SQL and database
1) delete duplicate data from employee table 2) find salary of manager > avg(salary) of his reporting employees
interview is not good he asked me home town location,i give the answer am coming from andhra pradesh he drop the call
What are merge joins?
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