MySQL Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

MySQL Interview Questions

Questions Answers Views Company eMail

What is normalization and list the different types of normalization?

938

Suppose you have to collect the first name, middle name and the last name of students from the below table. But, you observe that there few missing values either in the first name, middle name and the last name columns. How will you return the first non-null values?

957

If you are assigned a task, to find the information of procedures. What are the basic commands that you will use to do so?

931

What is the command used to create a database using php and mysql?

1143

Consider a scenario where you have to send an email to a client from the sql database. How do you think you can achieve this task?

967

How can you handle the –secure-file-priv in mysql?

933

Can you tell the difference between ereg_replace() and eregi_replace()?

1027

Can you tell the reasons for selecting lamp(linux, apache, mysql, php) instead of any other combination of software programs, servers, and operating system?

877

Consider you have a composite index of three columns. Now, you have to provide the value of two columns in the where clause of a select query. Do you think index can be used for the operation?

1012

What are the ways in which you can retrieve data in the result set of mysql using php?

975

Can you tell few best practices to be followed for optimization in sql?

895

How can you take the backup and restore a mysql database using php?

951

How to copy data from one server to another using php?

1038

Where is the myisam table stored?

956

Can you tell the difference between $message and $$message?

960

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Un-Answered Questions { MySQL }

Is mysql server free?

921

In which year mysql created?

967

How do I enable mysqli extension?

1006

What is pdo mysql?

921

How do I kill a mysql connection?

897

What are triggers mysql?

890

What is meant by decimal (5,2)?

1015

What is a trigger in mysql?

1031

What is use of mysql?

924

How do I install mysql on windows 10?

971

Is mysql a distributed database?

959

What is a select query?

849

What is the purpose of using a heap table?

1106

How to find second highest salary from a table?

1016

Which is better sqlite or mysql?

1026

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