Erin Welker

Erin
Welker

Erin Welker is an independent Microsoft SQL Server consultant, author, trainer, and presenter, specializing in business intelligence and performance. She has been working with SQL Server since version 1.11.

Articles
Debugging and Logging in SSIS - 28 Mar 2008 1
Easily debug packages, Control Flow tasks, and Data Flow tasks and log package-execution information using the debugging and logging capabilities in SSIS.
Data-Type Conflicts 2
Find out how to assign a compatible data type to the data destination(s) early in the pipeline to avoid data-type conflicts.
Upgrade Your Analysis Services Terminology
The new terminology in SQL Server 2005 Analysis Services (SSAS) can seem intimidating, but you can simplify it by using this vocabulary equivalency chart.
Scripting a Cube in XMLA
Virtually any object in Analysis Services 2005 can be scripted in XMLA. Here's a checklist for scripting objects and a sample script.
Moving Cubes from Analysis Services 2000 to 2005 2
Deciding to upgrade from Analysis Services 2000 to 2005 might be a no-brainer, but figuring out how to move your cubes can be a more complicated process. Here are some key concepts to help you decide whether to migrate or rebuild your cubes.

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From the Blogs
Sep 1, 2015
blog

Stop Using INFORMATION_SCHEMA and SysObjects for Exists Checks

Code like this isn’t optimal: IF EXISTS(SELECT * FROM sys.objects WHERE name = N'TableToDrop' AND type = 'U')         DROP TABLE TableToDrop; GO Neither is this: IF EXISTS(SELECT TABLE_NAME FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME = 'TableToDrop')         DROP TABLE TableToDrop; GO Yet, I see both of those used all of the time – over and over again. Even though it’s 2015.  ...More
Aug 27, 2015
blog

A Replacement for Maintenance Plan Backups 1

This blog post is a bit of a ‘repeat’ – since I already covered much of the rationale behind this post in Part 23 of my multi-part series on AlwaysOn Availability Groups and SQL Server Agent Jobs. But, I also figured that this is enough of an important topic to merit its own blog post....More
Aug 19, 2015
blog

Looking forward to Containers

Virtualization has long been a staple when it comes to computing. In essence, virtualization is really just the use of abstraction to make things either easier to manage or more fault-tolerant. Disks, for example, have long been virtualized in the sense that a single, physical, can easily be divided up into multiple logical (or virtual) volumes (or drives) just as easily as a number of discreet physical disks can also be virtualized into a single drive (via RAID) – which can further be partitioned into volumes, LUNs, and so....More
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