Top "Non-clustered-index" questions

Non-Clustered Index contains pointers to the data that is stored in the data page.

What do Clustered and Non clustered index actually mean?

I have a limited exposure to DB and have only used DB as an application programmer. I want to know …

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Difference between clustered and nonclustered index

I need to add proper index to my tables and need some help. I'm confused and need to clarify a …

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How to drop a unique constraint from table column?

I have a table 'users' with 'login' column defined as: [login] VARCHAR(50) UNIQUE NOT NULL Now I want to remove …

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SQL Server - When to use Clustered vs non-Clustered Index?

I know primary differences between clustered and non clustered indexes and have an understanding of how they actually work. I …

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How do I check if a nonclustered index exists in SQL Server 2005

I have the following: CREATE NONCLUSTERED INDEX [MyTableIndex] ON [dbo].[tablename] ([tablename_ID],[tablename_Field1]) INCLUDE ([Tablename_Field2],[Tablename_Field3]) …

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Why can't I simply add an index that includes all columns?

I have a table in SQL Server database which I want to be able to search and retrieve data from …

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Difference between Cluster and Non-cluster index in SQL

Just for knowledge in interview question, and my knowledge. SQL - Difference between Cluster and Non-cluster index?

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primary key is always indexed in sql server?

You can create a clustered index on a column other than primary key column if a nonclustered primary key constraint …

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converting clustered index into non-clustered index?

Is it possible to convert a clustered index to non clustered index or non clustered index to clustered index in …

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