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Database Fundamentals
Jacob Lummis
Created on March 26, 2025
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Transcript
Database Fundamentals
Primer providing definitions for key concepts and terms used in Relational Databases and Data Science in general
Quick Access Menu:
What is aDBMS?
What isMetadata?
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What is an ERD?
What is aDatabase?
What isData?
Data
Data are a collection of discrete or continuous values that convey information. A Datum is an individual value in a collection of Data
Metadata
Metadata is "Data about Data", but not the content of the data itself.
Database
In computing, a database is an organised collection of data or a type of data store based on the use of a database management sytem (DBMS)
DBMS
Data Base Management System
Database Management System is software that provides users with access to a database
ERD
Entity Relationship Diagram
Entity Relationship Diagrams are visual representations of a database
Next Up: Reading an ERD
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