Difference between Cluster and Non-cluster index?

Answer Posted / pravin ahire

Clustered index:
1) A table can have only One clustered index
2) clustered index created on primary key only.
3) It is physical order and it is same order stored on disk.
4) clustered index is fast index than no-cluster index.

Non-clustered index:
1) A table can have only more than one non-clustered index
2) clustered index created on unique key.
3) It is logical order and it is not same order stored on disk.
4) Non-clustered index is slow index than cluster inde

Is This Answer Correct ?    4 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is usually the first word in a sql query?

601


can any body tell me how to know the password of current user in sql server

1581


Which operator do you use to return all of the rows from one query except rows are returned in a second query?

572


What is save transaction and save point?

630


explain different types of cursors? : Sql server database administration

565






What are diverse clauses that form a part of sql?

601


Is sql server free?

528


What is a fill factor?

627


Do you know what are the reporting services components?

535


Will count(column) include columns with null values in its count?

672


What is the difference between drop table and truncate table?

495


What is cursor in ms sql server?

567


How to find related tables in sql server?

501


What are scalar functions in sql?

613


Why should you use or avoid select * statements?

579