What Is An Index? How Many Types Of Indexes Are There?

1.	What Is An Index? How Many Types Of Indexes Are There?
Answer» Index is used to PROVIDE faster access to the data in a table than SCANNING EVERY page. Sometimes index can be used as mechanism for enforcing uniqueness. There are 2 TYPES of indexes: CLUSTERED and Non clustered Index is used to provide faster access to the data in a table than scanning every page. Sometimes index can be used as mechanism for enforcing uniqueness. There are 2 types of indexes: Clustered and Non clustered

Answer»

Index is used to PROVIDE faster access to the data in a table than SCANNING EVERY page. Sometimes index can be used as mechanism for enforcing uniqueness.
There are 2 TYPES of indexes: CLUSTERED and Non clustered

Index is used to provide faster access to the data in a table than scanning every page. Sometimes index can be used as mechanism for enforcing uniqueness.
There are 2 types of indexes: Clustered and Non clustered

Discussion

No Comment Found

Related InterviewSolutions

How Do You Bcp Only A Certain Set Of Rows Out Of A Large Table?
What Are The Main Advantages And Disadvantages Of Using Identity Columns?
Is There Any Disadvantage Of Splitting Up Your Application Data Into A Number Of Different Databases?
How Do You Tell The Data Time Of Server Started?
How Frequently You Defrag The Database?
What Are Constraints? Explain Different Types Of Constraints?
How Do You Force A Transaction To Fail?
How Do You Optimize A Select Statement?
How Do You Optimize A Stored Procedure?
What Are Advantage Of Using Triggers?

What Is An Index? How Many Types Of Indexes Are There?

Discussion

No Comment Found

Related InterviewSolutions

Reply to Comment