This document summarizes the key concepts covered in a book on dimensional data warehousing with MySQL. It discusses creating databases and tables for a data warehouse, generating surrogate keys, implementing slowly changing dimensions using Type 1 and 2 techniques, testing measure additivity, dimensional queries, source data extraction using change data capture, populating date dimensions, initial and regular population of the data warehouse tables, and adding new columns to dimensions. Examples and SQL commands are provided for each task.