Difference between Star schemas and Snowflakes schemas
Snowflake schemas and star schemas are both data modeling procedures used in data repositioning to organize data for efficient querying and analysis. Here’s a comparison of the two:<b>Star Schemas</b><b>Structure</b>: In a star schema, data is organized into one or more fact tables and multiple dimension tables.<b>Central Fact Table</b>: The fact table contains...
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Posted By bolton001
5 months agoFact and Dimensional Table
<b>Definition of Fact Tables</b>A fact table is a central table in a star schema or snowflake schema within a data warehouse. It is designed to store quantitative data (facts) about a business process or activity. Here are the key characteristics and components of a fact table<b>Contents of Fact Tables</b><b>Numeric Metrics</b>: Fact tables primarily contain num...
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