Algebra II Final by vivianwalker
Relational Algebra Cheat Sheet. Web relational algebra basic operations: Projection p ( ) deletes unwanted.
Selection ( s ) selects a subset of rows from relation. Web relational algebra basic operations: Projection p ( ) deletes unwanted.
Selection ( s ) selects a subset of rows from relation. Web relational algebra basic operations: Selection ( s ) selects a subset of rows from relation. Projection p ( ) deletes unwanted.
