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ScotlandComputer ScienceQuick questions
Database Design and Development
Quick questions on SQL implementation: SELECT, joins, aggregates and subqueries - SQA Advanced Higher Computing Science
2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
Name the SQL clause used to filter groups created by GROUP BY. [1 mark]
What is q2?Show answer
State which aggregate function counts the number of rows in a group. [1 mark]
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