Dimension loading sources

Initial stage tables from multiple sources?

I was somewhat confused while reading this: The DWH ETL Toolkit, On page 116, Chapter 4, Cleaning and Conforming, Assumptions, in the first bullet "...customer information from various sources initially can be staged in a table [. . .] whose

Loading Fact Table with Type 2 Slowly Changing Dimension

I'm new to data warehousing .. sorry if this is a basic question. I have a type 2 slowly changing dimension already loaded and now I want to load a fact table. At least, I think it should be a fact table. A lot of the entities in the dimension table

Historical and Incremental Loading of Dimension and Fact tables

Hello I have been reading three of the Kimball books and playing with the MDWT_AdventureWorks_SSIS sample. I have learnt a lot but I have also become overwhelmed as I was new to DW/BI up until a few weeks ago. Also, the books are very detailed and ther

A dozen systems with many dimension codes

Hi, I have more than a dozen systems to integrate, and each has it's own version of dimension codes. The source systems need to use dummy codes, and multiple codes for one entity. This for operational reasons. So, to conform a dimension I have a

Using a dimension in multiple fact tables with different grain and support SCD

Hello users, i've a question about using a dimension in fact tables with different granularity and at the same time retain support for SCD. My scenario: I have one Dimension called Apartment. This Dimension cosists of the following related

Dimension Design with Multiple Data Sources (ORACLE and SQL Server)

Hi All. We have a client that is currently migrating from a legacy SQL Server (6.5) based ERP to Oracle e-Business Suite. The old legacy system was distributed in both application and database, however the application and database structure was (almost

2 sources using Dimensional Modeling Workbook

We are using Kimballs Generic Dimensional Modeling Workbook and it is really great! But now we have 2 sources to the same target and are not sure about how to document that. Anyone now about a best practice for how to document this in the Generic

Sparse dimensions, how to handle?

I've purchased the book "The Microsoft Data Warehouse Toolkit" and have reviewed it in order to build out a data warehouse solution I am currently designing. I am stuck in a spot that I don't seem to find any examples of , or am not abl

Audit Dimension Help

Hello all. I'm at the stage now where im building the audit dimension for my warehouse. I am having a little trouble figuring out a few things though. How do you aggregate the data from the error event fact table into the audit dimension? Some records

Create a loading page before accessing your forum !

Create a loading page before accessing your forum Hello, Create a loading page before accessing your forum such as here! It's fast and easy to do First of all create a HTML page and add it to the homepage. Admin panel > Modules

fact table as a dimension

Hi I'm presently modeling a data mart and I would like to use a fact table as a dimension for another fact table. Is it something doable and efficient or is there a better way to do that? if yes should i just create a surrogate key and link both

(CC) RvB 2 TRAILER

RED VS BLUE RvB 1: http://pivotup.com/files/rtm6hg2p.piv RvB 2 TRAILER: http://www.animatorhost.org/publicip/92.29.79.130/RvB%202%20trailer.gif NEWER NEW STYLE? Heavy

Dimension with two hierarchies

I need to design a dimension with two hierarchies 1. Location -> Building -> Room -> Cabin 2. Location ->Building I need the hierarchy 1 to be referenced in one FACT table and hierarchy 2 in other FACT. But my ETL tool allows only the dimension ke