Tagged Questions

1
vote
2answers
116 views

Clustered vs Nonclustered Index

My database currently has a primary Key/Clustered index on the ID column for each table. However, the application that connects to the database is always looking at views defined as: SELECT * FROM ...
1
vote
1answer
138 views

Non-clustered Index Update not displayed in execution plan [duplicate]

Possible Duplicate: Nonclustered Index Insert I'm trying to work out the cost of having a nonclustered index on a particular table, but I don't see any maintenance cost in the execution ...
2
votes
1answer
139 views

Aren't two writes required to update a clustered index record

I was reading the article on indexes at simple-talk, where it is written that If a heap has a non-clustered index on it (as the primary key), and data is inserted into the table, two writes have ...
5
votes
2answers
583 views

Should I create a nonclustered index on all searchable columns or just each column separately?

I am not sure as to properly use non-clustered indexes. The SSMS plan estimator said to add another index when the following index was on the table already. CREATE NONCLUSTERED INDEX ...
4
votes
2answers
130 views

Need for reaching data through clustered index with a non-clustered index

I have found that when a table has both clustered and non-clustered indexes (on different columns), the leaf level non-clustered pages, instead of pointing to the data row, point to the node of the ...