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

MySQL Interview Questions

Questions Answers Views Company eMail

How do you prevent MySQL from caching a query?

1 4697

What?s the difference between query_cache_type 1 and 2?

1 7369

How can we repair a MySQL table?

Infosys,

2 7163

What are the advantages of stored procedures, triggers, indexes?

5 33317

What is the maximum length of a table name, database name, and fieldname in MySQL?

Accenture, Pioneer, TISL,

3 30819

How many values can the SET function of MySQL take?

Creative Informatics,

2 9866

What are the other commands to know the structure of table using MySQL commands except explain command?

SigmaTree,

2 7337

How many tables will create when we create table, what are they?

2 4992

What is maximum size of a database in MySQL?

Bastioncoup, CIS, NM, V2 Solutions, Wipro,

13 42511

Give the syntax of Grant and Revoke commands?

1 9074

Explain Normalization concept?

Inuva,

2 10206

How can we find the number of rows in a table using MySQL?

3 8109

How many ways we can we find the current date using MySQL?

5 12580

How can increase the performance of MySQL select query?

RV Technologies, Span Systems,

3 11795

The structure of table view buyers is as follows: +----------------+-------------+------+-----+---------+----- -----------+ | Field | Type | Null | Key | Default | Extra | +----------------+-------------+------+-----+---------+----- -----------+ | user_pri_id | int(15) | | PRI | NULL | auto_increment | | userid | varchar(10) | YES | | NULL | | +----------------+-------------+------+-----+---------+----- -----------+ the value of user_pri_id the last row 2345 then What will happen in the following conditions? Condition1: Delete all the rows and insert another row then. What is the starting value for this auto incremented field user_pri_id , Condition2: Delete the last row(having the field value 2345) and insert another row then. What is the value for this auto incremented field user_pri_id

2 4705

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Un-Answered Questions { MySQL }

What is memory table?

854

what is the difference between the nvl function, ifnull function, and the isnull function? : Mysql dba

981

how to Return total number of rows.

964

How do I zip a file in mysql?

927

What is the purpose of using timestamp data type?

875

How do you flush privileges?

914

Is mysql same as sql?

843

What is mysql data directory? How to determine the location of the data directory?

878

How do you restart mysql?

851

What is relational database in mysql?

879

What is strict mode in mysql?

843

Can python connect to mysql?

937

What is mysql protocol?

843

What is mysql_pconnect?

843

How to Creating a new user. Login as root. Switch to the MySQL db. Make the user. Update privs.

957

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