Question

eik aata tu raha on 8:30 kivha 9chya drmayan ok.... missing you​

Answer 1

Answer:

Relational algebra is a procedural query language, which takes instances of relations as input and yields instances of relations as output. It uses operators to perform queries. An operator can be either unary or binary. They accept relations as their input and yield relations as their output.

Explanation:

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