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 4781

What?s the difference between query_cache_type 1 and 2?

1 7468

How can we repair a MySQL table?

Infosys,

2 7305

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

5 33558

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

Accenture, Pioneer, TISL,

3 30994

How many values can the SET function of MySQL take?

Creative Informatics,

2 9974

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

SigmaTree,

2 7468

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

2 5121

What is maximum size of a database in MySQL?

Bastioncoup, CIS, NM, V2 Solutions, Wipro,

13 43105

Give the syntax of Grant and Revoke commands?

1 9197

Explain Normalization concept?

Inuva,

2 10312

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

3 8264

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

5 12789

How can increase the performance of MySQL select query?

RV Technologies, Span Systems,

3 11947

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 4821

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Un-Answered Questions { MySQL }

How to use regular expression in pattern match conditions?

952

Can mysql store files?

925

How to show table structure mysql?

1008

How to create a table?

992

What are date and time data types?

998

What is the difference between float and double?

1120

Why do we use views instead of tables?

899

How do I get a list of table names in mysql?

926

How do I delete a table in mysql workbench?

1035

Is oracle mysql free?

884

What is the difference between unix timestamps and mysql timestamps?

1015

What is the purpose of mysql database?

921

What is 1nf 2nf 3nf?

983

How do I quit mysql?

934

What is difference between mongodb and mysql?

915

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