Data and Tables
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01. Welcome to RDB
02. What's a Database
03. Looking at Tables
04. Data Types and Meaning
05. Data Meanings
06. Zoo
07. Anatomy of a Table
08. Answering Questions from a Table
09. Aggregations
10. Queries and Results
11. How Queries Happen
12. Favorite Animals
13. Related Tables
14. Uniqueness and Keys
15. Primary Key
16. Joining Tables
17. Database Concepts
18. Summary
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05. Data Meanings
Data Meanings
Question:
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Solution:
