gs gs114 Introduction to Relational Model and SQL - Aggregate Functions - Quiz No.1
gs gs114 Relational Database Management System Quiz
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select branch_name, count (distinct customer_name) from depositor, account where depositor.account_number = account.account_number group by branch_id select branch_name, count (distinct customer_name) from depositor, account where depositor.account_number = account.account_number group by branch_id having avg(balance) = 10000;
