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 4773

What?s the difference between query_cache_type 1 and 2?

1 7450

How can we repair a MySQL table?

Infosys,

2 7280

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

5 33533

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

Accenture, Pioneer, TISL,

3 30959

How many values can the SET function of MySQL take?

Creative Informatics,

2 9956

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

SigmaTree,

2 7447

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

2 5098

What is maximum size of a database in MySQL?

Bastioncoup, CIS, NM, V2 Solutions, Wipro,

13 43035

Give the syntax of Grant and Revoke commands?

1 9179

Explain Normalization concept?

Inuva,

2 10295

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

3 8242

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

5 12768

How can increase the performance of MySQL select query?

RV Technologies, Span Systems,

3 11919

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 4807

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Un-Answered Questions { MySQL }

Is mysql easy to learn?

939

Can mongodb replace mysql?

926

What is the limitation of mysql?

955

What is clob datatype?

880

What is the current root password of mysql?

905

Does mysql automatically index foreign keys?

918

How do you backup a database in mysql?

1057

How to find the unique values if the value in the column is repeated?

969

Where’s database data actually stored?

945

What is triggers?

953

Can we store files in mysql?

906

Can we rollback truncate in mysql?

1008

What is a mysql view?

835

What is auto increment in mysql?

956

How many sql ddl commands are supported by 'mysql'?

1128

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