Master SQL for Data Analysis - Union, Intersect, Except

The video tutorial covers SQL operators UNION, INTERSECT, and EXCEPT. It explains how UNION combines results from multiple tables, removing duplicates, and provides examples using customer and supplier data. The INTERSECT operator is introduced to find common rows between tables, while the EXCEPT operator is used to find distinct rows in one table that do not appear in another. The tutorial emphasizes the importance of having the same structure in SELECT queries for these operations.

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