Star Schema vs All in one table

Flat Table vs star schema

We hear a lot of BI implementations using star schema. (with few dims snowflaked sometimes ) Why not choose a flat table with all data put together instead of a star schema? (well , this question may seem strange, but please help me out here) Few

makeing a stand for star schema design

Hi, I am new to a financial company and I was asked to model two new sources of data in the existing mortgage data mart (not too sure if you could actually call it a datamart after seeing the design), basically I was asked to create detail information

Advantages Disadvantages of Star Vs. Snowflake in your DW Env. Has anyone switched from one to another & Why ?

Can anyone list the advantages and disadvantages of Star vs. Snowflake in your DW environement . And has anyone switched from one to another and why?

Difference between a Cube and a Star

Hello, I have a very basic question. Can anyone please, explain the difference between a cube and a star schema? I studied about Star schema. When I implement it in Oracle Warehouse Builder 11g, I have to create a cube. Am I doing right? regards,

Employee compensation - Star or Snowflake?

I'm designing a data mart for employee compensation. The measures will include things such as salary and various bonuses. Most of the data marts I've designed so far have fallen rather gracefully into a star schema. For this one, however, I have

how to model an event log

I am trying to model the following event data: Field1 = event date, field2 = event code, field3 = location code, field4 = customer_id, fields5 to 8 are event code specific, ie.

4 & 5 Star Words For Tender

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Cube Processing for Dimension Schema changes

Hi, I had a general question about how cube processing works. If my dimension schema changes (an addition of a property), will I have to do a full reprocess of all cube partitions for which that dimension was member of? Or do I only need to

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

Transactional detail fact table w/complimentary snapshot table. How do the two play together?

Take a detail daily banking transaction table with standard credit and debit level transactions. I want to build the accompanying snapshot that would present the higher level rollups of these lower transactions: There are about 250 daily transaction

Porn Star Name Generator (blame ChrissyBoy for this one!)

OK, the idea came from ChrissyBoy on the Get To Know You thread, so I accept no credit - or blame! But what is your perfect Porn Star name? You can find out here: EDIT: This link was acting funny so I removed it...see next post for new one! I am

King of the Hill

RIP to this great show. It really grinds my sprockets that it got canned... to make matters worse I heard the Clevland show is replacing its time slot if thats true the fox sundaynight lineup will be almost all Seth McFarlane shows which is kinda pointles

Reasons to use a 3NF design over a Dimensional Model design for an EDW - Discussion

I've been dimensional modelling for well over 10 years, and strongly held the opinon that only a dimensional model would work for an EDW, however i'm now begining to think that there are certain requirements that lead to a 3NF design for an 'Enterprise