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Useful information and case studies covering Data Warehousing, Data Modeling, and Business Intelligence

I started my career in IT nearly 10 years ago and have remained influenced and driven by two particular technology initiatives - Business Intelligence and Data Warehousing. Opportunities for partnership, learning, and innovation will continue to present themselves as we strive to meld people, business, and technology. I look forward to these opportunities as I am fulfilled by my membership to a scientific community that is driven by the development and execution of technology solutions that enhance the way we live and conduct business.

Archives: April 2013

Parallel Data Warehouse (PDW) Tip: Useful Appliance Queries

This post contains the following queries that support development and operational tasks within a Microsoft Parallel Data Warehousing (PDW) Appliance environment.

-Create Statistics
-Query Execution
-Query Runtimes
-Database Metadata
-Appliance Health Status
-DMS Errors
-Volume Size

These queries utilize system views found in the sys database and expose information on… Read more

Data Warehousing Tip: Surrogate Key Generation

If IDENTITY insert is disabled or simply not available in a particular database or a database architecture, you’ll want to do a table based surrogate key assignment or use INSERT w ROW_NUMBER() with the OVER clause. I prefer using ROW_NUMBER().

USE [SomeDB]

CREATE TABLE [dbo].[testTgtTable](
[srgKey] [int] NULL,
[colA] [nchar](10)… Read more