What does the FIRST_VALUE(revenue) OVER (PARTITION BY region ORDER BY sale_date) return? SQL Data AnalystMedium Try Now
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What does the following query calculate? SELECT product, sales / SUM(sales) OVER () * 100 AS pct FROM sales_table SQL Data AnalystMedium Try Now
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What does the LEAD(revenue, 1) OVER (ORDER BY month) window function return? SQL Data AnalystMedium Try Now
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