Loading Data Aggregated to Date into Fact Table

Loading Fact table

Hi, I have following tables FACT, A_DIM, B_DIM. How do I update relationship between a_key and b_key in the FACT table when new record arrives in TYPE2 a_dim dimension? Below is simple create scrip to illustrate what I mean. create table fact (a_key

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

1 Dimension used multiple times in 1 fact table?

Hello, I have a dimension used to store several types of 'bands' like monthly income bands, available income bands, risk bands, settlement bands etc. If I leave out all the lineage columns this is what the dimension looks like: DimBandID BandType

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

DATE OR DATE KEYS IN FACT TABLES

I've read different opinions about the usage of dates in fact tables. If a date is NEVER used to filter and only reported, what is the purpose of adding it as a date key instead of a plain date type? Aren't we wasting the resources to get to the date

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

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

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

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

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

Who would you say would make a good husband for Samus Aran?

I'm sure we're all aware of how people like to joke that Metroid's Samus Aran is married to Halo's John 117, (Master Chief) but if you had to choose a husband for Samus, who would it be? Rules: 1.) It cannot be You (sorry, guys...) 2.) It can't be

Mid7015 firware update

There is a firmware update on the Coby USA web site. No info on what is in it or how to install.

(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