SQL Interview Questions Posted by admin SQL Interview Questions I have studied lot of websites and data related to the SQL interview questions for Tech Mahindra and different companies.I come up with questions and it answers which have been recentlly asked in Tech mahindra Interview.I have added IBM Interview Questions also which are useful questions for IBM Company.I will keep updating the questions weekly or in 15 days so that the users of this site will get very useful information about what kind of SQL questions asked in different companies and users will get proper idea and companywise bifircation of the questions and answers.Following are some important SQL Interview Questions for Tech Mahindra : 1.What is subquery and what are different types of subqueries? Answer: Subquery is query within a query.There are 2 or more types of queries used to fetch output of the query.One is query used inside the query which is known as inner qu...