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Index and Sort Order

When we write the SQL Query we frequently use the ORDER BY clause to get the output in definite order (Ascending or descending). But ORDER BY clause has deep impacts in the performance of the query...

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Scenario based Index type selection

When we are thinking about index we have different options in mid to use them, such as Clustered / Non Clustered etc. It is very important to understand in which scenario what type of Index gives us...

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Index and Statistics

Microsoft SQL Server collects statistical information related to indexes and column data stored in the database. These statistics are used by the SQL Server query optimizer to choose the most efficient...

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Related to Clustered Index

When we think about the performance factors, the Index plays the main role. In this article I am trying to discuss some points related to CLUSTERD INDEX. The main tropics, that I am trying to highlight...

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Index Defragmentation

In this article I am trying to discuss related to the Index defragmentation. I have learned several article related to it and collects and gather the facts related to it. Fragmentation of the Index can...

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Table Variable with Dynamic SQL

The table variable gives us the high degree of flexibility to work with T-SQL construct. Most of the developer uses the table variable to find the desired solutions due to its simplicities. Here in...

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Filtered Non Clustered Index

Index is a most important factor for boosting up database performance. Choosing the right index for right columns in the table objects is one of the challenge factors, where performance is the key...

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Transaction Log and VLF

Transaction log is used for data recovery purpose of the database. A proper understanding of transaction log is very important to managing the transaction log. Point in focus In this article I am...

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Why VIEW takes long time to Execute

Here in this article we are discussing related to the performance of the views. Why the performance of the view is slow. Please note that I am not taking about the indexed views, it's another thing and...

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Why nVARCHAR

One of my friends ask me a question why use nVARCHAR not the VARCHAR. He also told me when he makes any Table objects by nVARCHAR data types it takes double in length. I try to explain his query by...

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IDENTITY Columns Violation

We all know about the identity columns of SQL Server and how important it is. This article is related to it but I am representing this article to solving a common proble. First take a quick look about...

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INNER or LEFT JOIN for Performance

In this article I am trying to discuss a very common scenario that between INNER JOIN and LET JOIN which one is increase the performance and also discuss how to boost the join performance. First look...

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Fill Factor

In my previous article, I am trying to discuss about the MS SQL Server Index and how the Index Boost up the performance of SQL Server Query. Fill Factors is directly related to Index and Index is...

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Index of Materialized View Not Working

I got a mail from one of my closed friends related to "Materialized view Index not working". I am little bit confused after getting this mail. When I am getting closer look at the problem that I...

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Alteration of CURSOR

As we all know that the cursor is a bad performer. We always try to avoid cursor. So the question is how we avoided the cursor? This article give us the demonstration, how to avoid the cursor. In this...

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Locking Or Versioning

We are looking at database related to concurrent use and how it provides high performance and throughout put with better data security. This collection give u a good idea related to it.

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Extended Properties

The documentations are an important part for every developer. In this article I am trying to discuss the self-documenting process of database by using extended properties. Before writing this article,...

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INFORMATION_SCHEMA

When we are taking about any RDBMS, it should be a data dictionary or metadata. MS SQL Server has no exceptions. In MS SQL Server there are two sources to view the metadata information. 1. Various...

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CROSS APPLY Vs OUTER APPLY

In my previous article "CROSS APPLY on SQL Server 2005", I already mentioned the definition of cross apply with proper example. Reference link related to article "CROSS APPLY on SQL Server 2005"...

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Foreign Key and Index Binding

In this article I am trying to discuss about the foreign key Index binding features. Hope it will be interesting and we can learn something new from it.

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