Data modeling in RDBMS | Oracle SQL fundamentals

A #database #model shows the logical structure of a database, including the relationships and #constraints that determine how #data can be stored and accessed. Individual database models are designed based on the rules and concepts of whichever broader data model the designers adopt. Most data models can be represented by an accompanying database diagram. 00:00 Data Modeling Diagram 02:05 What are Data types? 03:19 Number Data type 03:38 Character Data type 05:50 Date Data type 06:50 Why do we categories the data? Website: https://www.dbagenesis.com/ Facebook: https://www.facebook.com/dbagenesis/ Instagram: https://www.instagram.com/dbagenesis/ Twitter: https://twitter.com/DbaGenesis