SQL Server General DBA

Data Cleansing with SSIS

What is Data Cleansing ? Data cleansing (or ‘data scrubbing’) is detecting and then correcting or removing corrupt or inaccurate records from a record set. After cleansing, a data set will be consistent with other similar data sets in the system. The inconsistencies detected or removed may have been caused by different data dictionary definitions […]

Isolation Levels in SQL Server

Isolation Levels Isolation levels come into play when you need to isolate a resource for a transaction and protect that resource from other transactions. The protection is done by obtaining locks. What locks need to be set and how it has to be established for the transaction is determined by SQL Server referring to the […]

SSIS Package Configuration in SQL Server 2005

Introduction If you are working on SQL Server Integration Service (SSIS) packages, it is highly unlikely that you are working in the production environment directly. Alternatively, you might be working in the development environment and later deploying to the production environment. Apart from these environments, you normally have testing and staging environments as well. For […]

A Look at Microsoft SQL Server Upgrade Advisor

Microsoft SQL Server Upgrade Advisor tool helps the user with the process of upgrading SQL Server 2000 (or 7.0) instances to SQL Server 2005. It analyzes the configuration of installed SQL Server 2000 (or 7.0) components and generates reports. The reports give an idea of the issues that will hinder the upgrade process. The user […]

Server System Architecture, 2007 (Preliminary)

The original article in this series was published in 2002 and covered Pentium III and Pentium III Xeon systems. I had prepared an update in 2005 to cover the NetBurst (Pentium 4) based Xeon and Xeon MP systems. For some reason I never got around to publishing this article, but I did briefly mention some […]

DDL Replication in SQL Server 2000 and 2005

You may have wondered how to add, drop, or alter (type or size) a column of a table that is an article of a publication. I have seen this question in many forums and discussion boards. Obviously, dropping the replication, making the necessary changes, and then recreating the replication is not efficient. Your customers may […]

Keeping Your SQL Server Databases Defragmented with Diskeeper

All SQL Server databases, over time, experience “internal” fragmentation of its data. This occurs when records are removed from database pages but the space it occupied is still there after deletion. Eventually this space is reused, but as it is reused, the data pages become fragmented, which can lead to unnecessary I/O, especially in case […]

Security Enhancements in SQL Server 2005: Schema

Security has become more and more important in today’s business environment. From the database point of view, DBAs and system administrators need an improved security model. SQL Server 2005 provides an improved security feature. It is claimed that SQL Server 2005 is secure by default. In SQL Server 2005, the security model is divided into […]

How To Configure SQL Mail to Work With GroupWise

Introduction This document walks through how to configure SQL Mail for Microsoft SQL Server to work with Novell GroupWise. For the purpose of this document I will refer to the user account as sqluser and the password as sqlpassword. Requirements You should have both Microsoft SQL Server and GroupWise installed. Configuration There are four main […]

Centralized SQL Server 2000 Monitoring

This article provides how-to information and code for two different monitoring systems you can set up centrally to manage reporting of SQL Server 2000 maintenance and disk utilization. The first is a scheme I have used in my role as a DBA, which has helped simplify and speed up one of the more mundane tasks […]
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