Building a data warehouse usually isn't a small project, but somehow management sometimes sees it as something that can quickly eb done with a tool or two. Longtime DBA Janet Wong brings us a look at some of the problems you might face when getting ready to embark on this
type of project.
2008-01-29 (first published: 2007-03-05)
7,568 reads
2007-02-13
1,662 reads
Usually a data warehouse is used for some sort of Business Intelligence system. Data warehousing experts Vincent Rainardi and Amar Gaddam bring us another great article on warehousing with a look at how a warehouse might be used for a CRM system.
2008-01-21 (first published: 2007-02-07)
8,935 reads
2007-02-02
1,498 reads
Part 3 of Vincent Rainardi's data warehousing series looks at some of the situations and challenges of loading a fact table in a data warehouse.
2007-01-02
46,172 reads
By doing a bit of groundwork and effectively controlling the scope of the metadata repository continuously throughout the project, few problems should arise.
2006-11-27
2,188 reads
2006-11-17
1,263 reads
DW/BI professionals are often tasked with making evolutionary upgrades and improvements to minimize cost and upheaval in the current analytic environment. We explore four upgrades that can breathe new life into legacy data warehouses.
2006-10-31
2,682 reads
Data warehousing is becoming more and more popular, especially as companies seek to leverage the information stored in various systems to improve their business processes. Warehousing expert Vincent Rainardi brings us the next installment of his series on data warehousing, examining the issues of loading data.
2006-10-24
15,106 reads
2006-10-19
1,597 reads
By Arun Sirpal
“What exactly did it do on my server?” is the first question a DBA...
By James Serra
Microsoft shared a broad set of Fabric, Power BI, and SQL updates at FabCon...
By Steve Jones
No, I’m not quitting or retiring. Just going on vacation, but I leave tonight...
Comments posted to this topic are about the item Let's Talk Certifications, which is...
Comments posted to this topic are about the item The Hidden Security Risks of...
Comments posted to this topic are about the item The Empty Aggregate
I have this table in a SQL Server 2025 database:
CREATE TABLE [dbo].[CustomerOrder] ( [OrderID] [int] NULL, [CustomerID] [int] NULL, [total] [money] NULL ) ON [PRIMARY] GOWhat is returned from this code? (answers are for the sum and then the count)
SELECT SUM(total) AS sum,
COUNT(total) AS count
FROM dbo.CustomerOrder;
See possible answers