Answer:
It is important because it can promote the construction of relational algebra operators in a more complete, comprehensive and easy way.
Explanation:
The operators' ability to compose allows them to cooperate with each other's arguments, creating large, comprehensive concepts that address issues in a more detailed and consequently correct way. In this case, this interaction that the composition promotes, allows relational algebra operators to be created more easily.
Relational algebra defines operators and the ability to compose operators allows algebra and operators to cooperate with each other's argument.
Relational Algebra is a query language that involves procedures, it takes relation as input and also generates relation as output.
Relational algebras help to define operators that transform one or more input relations to an output relation.
It is important to compose an operator because,
Therefore, the ability to compose operators allows interaction that can create large and comprehensive concepts.
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