×
Log in
Upload File
Most Popular
Study
Business
Design
Technology
Travel
Explore all categories
The top documents tagged [semijoin r s]
Lecture 10: Relational Algebra. Relational Algebra A formalism for creating new relations from existing ones Its place in the big picture: Declarative
214 views
Relational Algebra 2. Relational Algebra Formalism for creating new relations from existing ones Its place in the big picture: Declartive query language
219 views
Relational Algebra Maybe -- SQL. Confused by Normal Forms ? 3NF BCNF 4NF If a database doesn’t violate 4NF (BCNF) then it doesn’t violate BCNF (3NF) !
217 views