0501relationalalgebra1.mp4 YouTube
Relational Algebra Cheat Sheet. Web relational algebra basic operations: Projection p ( ) deletes unwanted.
Selection ( s ) selects a subset of rows from relation. Projection p ( ) deletes unwanted. Web relational algebra basic operations:
Projection p ( ) deletes unwanted. Selection ( s ) selects a subset of rows from relation. Projection p ( ) deletes unwanted. Web relational algebra basic operations:
