What to do when the weighting factor of a bridge table no longer seems relevant?
I have a fact table that has healthcare claims data. Since a given claim can have multiple diagnoses, I'll use a bridge table that links a bridgekey from the fact table to the bridge table. The bridge table will also have a diagnosiskey that ultimately

Employee Hierarchy Dimension Table
Hello All, I am trying to model a Hierarchical Table, I need some help on what is the best way to model this scenario I want to Flatten the Hierarchy Horizontally in the Dimension Table, I want to keep it as a SCD Type 1 Overwrite information The

Confusion - star, snowflake, bridge table
Appreciate your expert comment on following: Entities: Quote, Trade, DIRequest, Order User, Customer, Trader, Sales or Marketer and Product - User is a user who is using the system or interfacing with the system. i.e. requesting quote or placing a

Bridge table for INSURANCE
HI, I am creating the Property & casualty Insurance DW for Autopolicy I have PolicyTransactionFact, DIM_covered_item_vehicle, Policyholder_dim these are FK's in the fact table. and I created driver dimension table which has driver

Issue with modelling a hierarchy so the OLAP cube build is efficent
I am faced with a nasty which seems to have no neat solution within dimensional modelling. (This could well be just me being brain dead and dumb). Background: We are a major commercial bakery company. Having re-developed and released the first two

Bridge Table - Linking Facts ?
We are recording 2 sets of facts - Financial Trades and Trade Warnings. Trades Warnings occur when a certain set of related Financial Trades hit some programmed criteria. We need to to link the Trade Warning with the Financial Trades that caused the

Customer Dimension
I am trying to model a Customer Dimension with Educational and Employment details and I want some advice on how to model this scenario A Customer can have several levels of Education like schooling, college, university, training (one to many realtionship

Bridge table for patient diagnosis
Hi ngalemmo or fourm members, Can I get advice on how to create a bridge table for patient diagnosis? To keep it simple, I have a patient, facilities, and doctor dimensions and one fact table. For a specific patient, I need to show all diagnosis in a

Joining Type II Dimension Hierarchy directly to Fact versus through a Dimension table
Given I have 3 tables, Workforce Event Fact, Department Dimension (Type II SCD), and a Department Hierarchy (Type II SCD), and assuming the DEPTIDs in the Department Dimension table are reflected in a BASEDEPTID field in the Dept Dimension hierarchy table

Remedy for a Bridge Table?
Hi folks, I'm looking to get rid of my bridge table. (yes I know why whould I want to do that?) Reason being that I am using Mondrian and as far as I can tell bridge tables don't fit. My Situation: I have many facts and many Participants each

Some Practical Challenges
Hi All I am facing some challenges in my dimensional modeling and most of these are covered in many books too.But i have practical limitation for that 1st Challenge :Unbalanced Hierarchy In one of the dimension we are tracking employees and their

De-normalizing Customer Information to create a Customer Dimension
I have a question regarding de-normalizing customer data to create a single customer dimension! Let's say our OLTP customer information is made up of 2 tables. 1) Customer Table (customer name, customer type, etc...) 2) Address Table (address1,

Get Subdimension (outrigger) count (built using Bridge Table)
Hello, How do I get the subdimension count? I have a table FactPolicyAggregate DimAutoVehicles DimAutoDrivers AutoVehicles and AutoDrivers have effective and expiration dates. How do I get the number of AutoVehicles and AutoDrivers, who

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

Addresses in Customer Dimension
As part of an Orders dimensional model, I am attempting to design the Customer Dimension table. The customers have multiple sold-to addresses and multiple ship-to addresses. While the OLTP allows any Order to have any combination of sold-to and ship-to