. A semijoin is which of the following? Options: A . &nbspOnly the joining attributes are sent from one site to another and then all of the rows are returned. B . &nbspAll of the attributes are sent from one site to another and then only the required rows are returned. C . &nbspOnly the joining attributes are sent from one site to another and then only the required rows are returned. D . &nbspAll of the attributes are sent from one site to another and then only the required rows are returned.

. A semijoin is which of the following?

Question

. A semijoin is which of the following?

Options:

A . Only the joining attributes are sent from one site to another and then all of the rows are returned.

B . All of the attributes are sent from one site to another and then only the required rows are returned.

C . Only the joining attributes are sent from one site to another and then only the required rows are returned.

D . All of the attributes are sent from one site to another and then only the required rows are returned.

Answer: Option C

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