Dimensional Gorge Thurs 19, 7pm est

DIFFERENCE between Dimensional Modeling and Cube ?

Isnt cube part of Dimensional Modeling (Facts and Dimensions) ?

Migration to Dimensional Modeling - Testing

Hello, I migrated a relational database to dimensional modeling database. I need to test that all the information in the source system is there in the target system. One technique which can be used is... - to calculate the number of records in the

Operational Reporting from a Dimensional Model

Having worked with various models over the years, i'm begining to think that a multi layered data model approach is best for medium and larger corporations. (see my IM model here

Different dimensional attributes in different 'dimension-like' source tables

This is a simplified version of the modeling issue that I am facing. Looking to the experts for advice. The product dimension has three attributes- sku, color and weight. Each attribute is stored in its own table with its own transaction date and

Modeling help on dimension with many boolean value

Hi I'm really stuck on how to model a user need/business need Basically, we are in the healthcare and we have a software that manage the work of the paramedics in ambulances. There is a table that store all standard informations about the work of

Dimensional modeling on HospitalStay

a different question on The Data Warehouse Toolkit, 2nd Ed. The complete guide to Dimensional Modeling. In Chapter 13 page 265 "In a hospital stay situation, however, the diagnosis group probably should be unique to the patient because it is

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

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

anyone use Talend for a production dimensional model build

I'm looking at Talend as they seem to be on a roll with the recent inclusion of Data Quality and Master Data Management components into their suite. Wondering what experiences anyone has had building a standard dimensionally modelled Datamart or Data

Big Data - Big Math and Enabling Customer Intimacy at Scale

Engagement Leader Job Opening If building and growing an early stage company is in your career plan... If you bring a comprehensive leadership and management playbook for how to deliver large-scale data-intensive solutions If you have an excellent

Customer addresses in a high volume retail environment

I have a requirement to start capturing addresses in our data warehouse for detailed analysis of customer returns. Up until now, analysis at postal code has been sufficient. The company I work is mail order, so the addresses I need to record

Date Dimension

Hi All, I understood Kimball way of implementation Date Dimension table. In a way, the lowest granularity date represent each record, with the following month, quarter and year attribute. However, what happen if the lowest grain of certain fact are at

Normalization in DWH environment

Hi All, Recently I came across a question,would like to post it here for the views of the members. What normalization form are the Fact and dimension tables and why (with examples aligning to the Normalization definition) Thanks, Dheeraj