P Pre Langsql Cssfilehk1style Select Count Id From Teaches #284

</p> <pre><code class="language-sql"> Select count (____ ID) from teaches where semester = ’Spring’ and year = 2010;</code></pre> <p>If we do want to eliminate duplicates, we use the keyword ______in the aggregate expression.

This multiple choice question (MCQ) is related to the book/course gs gs117 Database Management System. It can also be found in gs gs117 SQL: Queries, Constraints and Triggers - Aggregate Functions and Nested Subqueries - Quiz No.1.

 Select count (____ ID) from teaches where semester = ’Spring’ and year = 2010;