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

MySQL Interview Questions

Questions Answers Views Company eMail

How can you validate emails using a single query?

897

Can you tell what are various ways to create an index?

877

Can you tell a way to know the number of days between the two given dates in php?

1095

Can you tell how to find the number of rows in a resultset using php?

902

Consider a scenario where you have two to three tables with thousand tuples in each of them. Now, if you have to perform a join operation between them will you choose to perform filtering of rows or transforming of rows first.

993

Can you tell which of the following where clauses is faster?

907

List the different types of normalization?

945

How can you increase the performance of mysql select query?

924

Is mysql a framework?

924

How do I free up space in mysql?

913

Can we rollback truncate in mysql?

1018

Is postgresql better than mysql?

1034

Is mysql a programming language?

903

Can we store pdf files in mysql?

987

How can I remotely connect to mysql database?

928

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Un-Answered Questions { MySQL }

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

971

How we can create index in mysql?

980

Can mysql handle big data?

954

What is the maximum size of table in mysql?

1028

How do I start mysql server?

900

How do I edit a table in mysql?

895

How to show table structure mysql?

1008

What is mysqli_free_result?

903

Is mysql open source?

935

What are the 3 main types of search queries?

839

What is mysql database used for?

1031

What are the 'mysql' command line arguments?

1015

What is the difference between having and where clause in mysql? Explain

1018

Explain the difference between mysql_fetch_array(), mysql_fetch_object()?

943

How do I tune a mysql query?

891

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