Dimensional modeling for donations with multiple designations

Multiple Fact Tables vs. Consolidated Fact Table

I am trying to put together the bus matrix (to identify the facts tables) for a government correctional agency and am debating between multiple facts for each event in the life cycle of an offender vs. fewer fact tables. I wanted to avoid joining multiple

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

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

What to do when a single attribute rolls up to multiple categories?

I'm working with healthcare claims data, and developing a new data warehouse. A single pharmacy claim line will have a drug identifier called a NDC (national drug code). A single NDC may belong to one or more drug categories. Given the one-to-many

DIFFERENCE between Dimensional Modeling and Cube ?

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

Fact table with multiple date ?

Hi, I am modling a fact table for prisoners inscription in order to track historical changes. An admission is the hole stay comprise of one or many inscriptions usually separated by transferts between institutions. In the transactionnal system, it

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

Dimensional Model Vs Views as Structure for BOBJ Universe

I have a fairly complex data mart (multiple fact tables: 5 at the moment and several more coming; 4 shared dimensions across the 5 facts, 26 total dimensions and several bridge tables). I used standard best practices for building the Business Objects

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

Bridge tables versus massive junk dimensions

I am designing a star schema to store information on hospital stays. This is my first real star schema and things are off to a good start. My fact table is hospital stays. I have a diagnosis dimension. There are multiple diagnoses per stay. Costs are

Multiple clickable portions on a Image.

Multiple clickable portions on a Image. Using HTML make Mutliple portions on a image clickable Hello Everyone This is a very simple tutorial to make multiple clickable areas on your image. Enter this code into your HTML Page. Code:<img

Data Vault v's Dimensional Model

Seems to be a lot of interest over at LinkedIn around the DataVault model. I wondered what the thoughts were about it. When would you use it v's a Dimensional Model or even a 3NF for a data warehouse. more info here: