SQL Server Articles
Data Mining with Microsoft Office Excel Introduction A key issue in data mining is not only generating the results but also interpreting them. Unfortunately it is often difficult to interpret the results of data mining and many users are turning to Excel and its data mining add-in tool. Requirements You will need to have permission […]
The IDENTITY property for a column of a numerical data type is a frequently used method to achieve system-generated “uniqueness” for each row in a table. Such a column then in turn is a quite popular choice for the PRIMARY KEY constraint. Most of the times one would choose the data type int for the […]
Applications typically make connections to the SQL Server databases in large numbers but what if those connections are not successfully closed? How you can monitor them? This short article describes the methods we can use to monitor unclosed connections. Sample Application Let us start with a simple C# WinForms application which has the following UI. […]
Almost from birth, database developers are taught that their databases must be normalized. In many shops, failing to fully normalize can result in anything from public ridicule to exile to the company’s Siberian office. Rarely discussed are the significant benefits that can accrue from intentionally denormalizing portions of a database schema. Myths about denormalization abound, […]
Setting up Transactional Replication in SQL Server 2008 R2. Replication is one of the High Availability features available in SQL Server. Transactional Replication is used when DML or DDL schema changes performed on an object of a database on one server needs to be reflected on the database residing on another server. This change happens […]
This article demonstrates how the performance benefits of implementing front-end caching in performance.
First part of a three part series demonstrates how to get boost performance using caching in SharePoint.
As DBAs, we are often required to set up alert notification emails for various tasks. For example, there might be a requirement to set up notification alerts if a particular backup job fails. A while back, I came across the situation where I was asked to write a script which sent an email alert to […]
In PowerShell commands are known as CmdLets (pronounced Command Lets). Cmdlets follow the naming convention of Verb-Noun combination: E.g: Get-Help, Get-Service, Get-Process …….
Terms used in this article Execution or SQL Execution represents a call to a Stored Procedure or an SQL Batch. General Description This process creates a Baseline repository that holds summarized data of all SQL Executions executed on an instance of SQL Server. The repository lights up your SQL Server’s activity and exposes interesting information […]