SQL interview questions are asked in almost all interviews because database operations are very common in applications. SQL stands for Structured Query Language, which is a domain-specific programming language used for database communications and relational database management. SQL consists of standard c...
This blog on top SQL interview questions with answers has the most asked interview questions from top MNCs like Google, Microsoft, and Meta to help you crack your next SQL interview. These questions include SQL interview questions for freshers and experienced, as well as query and scenario based...
Frequently asked SQL Server Interview Questions and Answers for freshers, intermediate, and experienced which will definitely ace your SQL Server Interview.
Most Commonly Asked SQL Interview Questions and Answers for 2025 Skip Introduction SQL stands for Structured Query Language. It is used to maintain communication with a database. SQL is also considered a standard language for relational database management systems. A lot of relatable database managem...
7. How do we select data from column ‘username’ and ’email’ from table named ‘users’? SQL defines a standard SELECT query for this purpose. The above operation can be executed using the below query: SELECT username, email from users; ...
Top T-SQL Interview Questions for Freshers 1. A Query Language for working with sets is SQL. Microsoft uses the proprietary procedural language TSQL in SQL Server. Numerous features not found in SQL are added by T-SQL. This gives you more flexible control over how the application behaves by...
What is sql Intersect?SQL Job Interview Questions and Answers 1 :: What is SQL (Structured Query Language)? SQL is an English like language consisting of commands to store, retrieve, maintain & regulate access to your database.Read More 2 :: What is the SQL*Plus? SQL*Plus is an applica...
In this blog post, you are going to find a list of top 25 SQL interview questions and answers about indexes which have been often asked.
Even though PostgreSQL has unlimited database size for users, but it has a limit for maximum table size. The maximum table size is set to 32 TB. Note: This is very essential PostgreSQL interview questions. Q13. What are the difference between PostgreSQL and SQL Server? Answer S.noPostgreSQL...
Write a SQL query using UNION ALL (not UNION) that uses the WHERE clause to eliminate duplicates. Why might you want to do this? View answer You can avoid duplicates using UNION ALL and still run much faster than UNION DISTINCT (which is actually same as UNION) by running a query like...