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

MySQL Interview Questions

Questions Answers Views Company eMail

What are the method you will follow while sql installing

Mind Tree,

2402

how to get only updated, deleted , inserted records after certain interval time in mysql with out using triggers...

2289

write a c++ program to add a user to mysql.the user should be permitted to only "insert" into the given database

Infosys, Webyog,

3 7190

What is diff b/w MYISAM and INNODB storage engine. and also define the benifits and drawbacks of both storage engine

1 3843

What is the difference between SQL and SQL Server?

Cognizant, HCL,

3 9192

Can u give the example by taking an unnormalized table and make that 1nf and then 25nf, and then 3 nf?

4722

I've looked but can't find a MySQL equivalent for MS SQL's xp_cmdshell. I have 7z files that I want to unzip and load into MySQL. I'm trying to write a sp to do the unzip, but I can't find a way to do that. Can anyone provide an example of a similar process in Windows? TIA.

4049

how to declare unique key in creating a table..?

2 6457

How to define numeric 9(3) in db2 table without decimal point??

2908

How to write query to select word java's from column employees and from emp table

CGI,

1 3664

is it possible to assign two primary key in a table

IBM,

8 12783

How internally data stores in MyISAM and INNODB table types?

Zensar,

2805

maximum database size of mysql database

2 5482

when i declare date data type in sql ,i inserted the date 22-10-2012,but my result is in different date 1894-07-11 any one pls help me what's wrong in my query Create table orders(od_id int,od_name varchar(10),od_date date) insert into orders values(1,'sai',22-10-2012) and any one pls suggest what i can learn for 3 years real time experenice in sql because i am looking for database field

1 3362

I want to make a query where I want to eliminate the duplicate rows from the table. For example : Input : Table : NAME Column1 Column2 India USA USA India UK India India UK The desired output that I want to eliminate the duplicates Output India USA UK India Thanks

Sun Life,

2 5356

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Un-Answered Questions { MySQL }

How to delete a column and add a new column to database

998

What are the disadvantages of mysql?

1132

What are procedures in mysql?

1000

How to make a column bigger and delete unique from table.

1054

How to extract a unit value from a date and time?

1007

What is mysql_pconnect?

974

How many tables we can create in mysql database?

997

In which language mysql has been written?

1393

What is database migration in mysql?

1087

What is bdb (berkeleydb)?

997

What does tinyint mean?

975

What data structure does mysql use?

1074

What you can use regular expression for in mysql?

1008

What is difference between mysql mysqli and pdo?

1041

How do I rename a procedure?

927

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