Documents RELATIONAL ALGEBRA Prof. Sin-Min LEE Department of Computer Science.

Slide 1 RELATIONAL ALGEBRA Prof. Sin-Min LEE Department of Computer Science Slide 2 Terminology: ztable (relation) zrow (tuple) yformally, a relation is a set of ordered…

Documents RELATIONAL ALGEBRA (II) Prof. Sin-Min LEE Department of Computer Science.

Slide 1 RELATIONAL ALGEBRA (II) Prof. Sin-Min LEE Department of Computer Science Slide 2 Slide 3 Slide 4 Unary Relational Operations: SELECT and PROJECT  The PROJECT Operation…