Loading Fact table

Loading Fact Table

In reading a previous thread, I understand that when a Dimension is changed by a SCD type 2, a new record is created for the new key and no update is needed on the previously existing facts. However, what happens in the loading of the fact table that

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

Loading Data Aggregated to Date into Fact Table

I have following source table: Source Table ID App_Version Os_Version Date 9123305 2.5.2.60 Windows NT 5.1 2/15/2009 9123306 2.5.2.60 Windows NT 5.1 2/15/2009 9123307 2.5.2.60 Windows NT

Large Fact Table and Maintaining Periodic Snapshot: Practice

I would like some opinions with my approach here. I am trying to replace an overkill lift and load ETL process that basically replicated the entire universe of dataset every period instead of doing just Delta Load. In this delta approach, I have a stage

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

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

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

Montly Snapshot views with transactional Fact table w/SCD2

I am a new at working with Dimensional Database design. I am struggling with something that probley is real easy to do, but just can't find documentation that will explain it. I want to create a monthly snapshot view of my transactional Fact table with

Combination of SCD2, partial snowflake, Effective and end dates in fact table

We are creating dataware housing for multitanant based systems for HR module. Requirement ?Able to report on historical data for any given data time. Active employees headcount till given date. (as of that day) Onhire and termination based on perticula

Questionnaire for medical record entries

Good afternoon, I am currently working on a data warehouse in the health care sector and I currently facing this problem: The aim of this warehouse is to have an overview of a cancer therapy. So, I have created the following fact table

Bridge Table and Customer Hierarchy

Does anyone know of a good detailed reference that discusses populating and maintaining customer hierarchy type bridge tables? The only decent resource I've found is the "The Data Warehouse ETL Tool Kit", but it only briefly shows an example on

Sneak Peek - AOC Breeze

The AOC Breeze is a 8 inch tablet running Google's Android OS. Whilst the price tag might classify the Breeze as a budget segment tablet, its list of features says otherwise. With a USB2.0 port, Micro SDcard reader, 4GB internal memory, and WiFi b/g, this

Random Facts October

They grow up so fast! RF: The staff is organising a birthday party for the forum, but don't tell anyone!