#UnaryOperations #binaryOperations
https://www.youtube.com/watch?v=gWrC6Ee1fCA&t=11s
here is link of Relational data model in case you missed it
in this lecture we are going to discuss Relational Algebra (RA). in RA , I'll explain basic operations of RA which include unary operations and binary operations
in unary operation we'll discuss
1 selection
2 projection
in binary operations we'll discuss
1 union
2 intersection
3 difference
4 product
