What is the difference between bridge table and helper table in …
Feb 13, 2015 · From what I could understand :- Bridge tables are used when a dimension table can not be directly associated with a fact table. e.g. In a bank's data warehouse a fact table of …
How to Store a Many-to-Many Relationship Between Fact Tables …
Jun 26, 2020 · 0 What are some structures and models to store many-to-many relational data between two fact tables in a data warehouse? Currently, I am using a mapping table which …
data warehouse - Design star schema for many-many relationship ...
Aug 19, 2018 · 7 Many-to-many tables are typically handled with a "bridge table." This is really just another name for a many-to-many table like you'd use in a transactional database: one …
data warehouse - Best way to capture historical changes between …
Apr 28, 2016 · The four ways that I have come up with all seem to have major drawbacks: Using a bridge table between hierarchy levels requires that you use time bounds (effective start/end …
data warehouse - Kimball Cross Reference Table/Bridge Table
Apr 16, 2018 · I'm currently struggling to understand how to apply Kimball methodology to a certain scenario and talk of Outriggers/Cross Reference/Bridge tables are starting to get …
oracle - Query to join fact table to bridge table and show bridge …
Jan 20, 2018 · "Product" table contains: Product_ID, Product_Name, other product attributes.. I've inserted the data into the relevant tables, but how can I query the database and retrieve all …
data warehouse - Can a factless fact table be a bridge table ...
Jul 15, 2019 · As for bridge tables, they can be a helper table both for facts and dimensions. But can the factless fact table be a bridge table?
sql server - Data Warehouse Kimball Customer and Customer …
Oct 16, 2018 · In Kimball data warehouse, would I utilize a bridge table to go between Customer and Customer Address information? (a) So [DimCustomer] to [DimCustomerAddressBridge] to …
Data Warehouse - Database Administrators Stack Exchange
Nov 1, 2013 · Do we need to add more rows to the bridge table every time a new person version pops up? And as a corollary, if a person's categories change, does that mean we need to …
dimensional modeling - Dimension modelling for HR with …
Jul 8, 2021 · I suppose there is a bridge table required for the Employee and the Departments. So every employee must have an attribute (e.g. DepatementGroupCode) showing multiple …