Set operations in SQL refer to the ability to combine the results of multiple queries into one result set. These operations include UNION, INTERSECT, and EXCEPT, which correspond to the mathematical concepts of union, intersection, and set difference.
Stanford University
Fall 2022
This course primarily focuses on the utilization of databases in applications, scaling for large datasets, and effective data systems design. It explores relational data models, SQL, and schema design, concluding with a hands-on SQL+Python project. The course requires CS 103 and CS 107 or equivalent as prerequisites.
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