advanced sql queries interview questions and answers

SQL Interview Questions and Answers for Freshers
SQL Interview Questions and Answers for Freshers
What is SQL? What is a database? Does SQL support programming language features? What is the difference between CHAR and VARCHAR2 datatype in SQL? What do you mean by data definition language? What do you mean by data manipulation language? What is the view in SQL?

How to write an SQL query to fetch workers names with salaries >= 50000 and 100000?

19.
Write an SQL query to fetch worker names with salaries >= 50000 and <= 100000.
SELECT CONCAT(FIRST_NAME, ' ', LAST_NAME) As Worker_Name, Salary FROM worker WHERE WORKER_ID IN (SELECT WORKER_ID FROM worker WHERE Salary BETWEEN 50000 AND 100000);

What are the advanced interview questions for SQL Server?

Additional Advanced SQL Interview Questions for Practice
Where is the MyISam table stored in the SQL database? What do you understand about Joins in SQL? What is the fundamental difference between CVarChar2 and Char datatype in SQL? What is the difference between Unique Key and Foreign Key in SQL?_{3 jan. 2024}

What are advanced queries?

Advanced Queries let you create more complex reports by allowing you to select multiple values from the available lists for a single search.
This allows you to construct queries where you may use "and" and "or" between fields and their values.

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