Relational Database Model — core concept?
Organizes data into related tables using keys.
Tables and Keys — purpose?
Define data structure and relationships.
Relationship Types — examples?
One-to-one, one-to-many, many-to-many.
Table — definition?
Collection of related data organized in rows and columns.
Primary Key — role?
Unique identifier for each record in a table.
Foreign Key — purpose?
Establishes relationship by referencing another table's primary key.
One-to-One — relationship?
Each record relates to only one record.
One-to-Many — relationship?
One record relates to many records.
Many-to-Many — implementation?
Via junction tables.
Normalization — goal?
Reduce redundancy and dependency in data.
Answer 9 questions on Mastering Relational Database Design.
1. What is the relational database model primarily characterized by?
2. In the context of relational databases, what is the primary key in the 'Customers' table typically called?
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