SQL for Data Science | Lecture 1: Database Fundamentals, Keys & MySQL Workbench [Part 1]

The first part of a comprehensive SQL tutorial focusing on database fundamentals for data science applications. This lecture introduces core concepts surrounding Database Management Systems (DBMS), explaining their necessity and function. Key relational database concepts covered include the definition and differentiation between various types of database keys, such as Primary, Foreign, Candidate, and Super Keys.

The session provides a practical tour of MySQL Workbench, detailing its interface and setup process. Furthermore, it outlines the structure of SQL commands, categorizing them into Data Definition Language (DDL), Data Manipulation Language (DML), Data Control Language (DCL), and Transaction Control Language (TCL). Basic SQL query construction using SELECT, CREATE, and INSERT statements is demonstrated through a live example of schema and table creation.