MySQL Interview Questions
Questions Answers Views Company eMail

What is triggers and how it can be used in mysql?

78

what is the difference between between and in operators in mysql?

73

What is the difference between timestamp and datetime in mysql?

77




What are procedures in mysql? Explain

84

Explain the different types of constraints?

71

What are the difference between and myisam and innodb?

66

What is the difference between is null & is not null?

71

How to validate email addresses in mysql?

87




How we can get distinct columns values in mysql?

78

Write a query to display even rows in student table using mysql?

65

How to write optimized query in mysql?

68

How to display odd rows in student table in mysql?

65

What is the difference between myisam dynamic and myisam static in mysql?

78

List some comparisons operators used in mysql?

82

How do I import database through command line?

63


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Un-Answered Questions { MySQL }

How do I optimize a selected query in mysql?

34


What is the use of concat() in mysql?

70


What are the drivers in MySQL?

98


What is the use of procedure in mysql?

36


Suppose you have to collect the first name, middle name and the last name of students from the below table. But, you observe that there few missing values either in the first name, middle name and the last name columns. How will you return the first non-null values?

63






How we can get distinct columns values in mysql?

78


What are the objects can be created using CREATE statement?

100


What is ddl, dml, and dcl?

100


How to get a list of columns in an existing table?

84


Why do we use pragma autonomous transaction?

39


What is data types in mysql?

42


How do I add a column to a table in mysql?

41


Is mysqli secure?

44


how to connect a php script with the mysql database?

81


What is sharding in mysql?

41