AdventureWorks Database: Populate the variance of all unique values and all values

SQL Query - AdventureWorks: Exercise-97 with Solution

97. From the following table write a query in SQL to populate the variance of all unique values as well as all values, including any duplicates values of SalesQuota column.

Sample table: sales.salespersonquotahistory

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Sample Solution:

SELECT var_pop(DISTINCT SalesQuota) AS Distinct_Values, var_pop(SalesQuota) AS All_Values  
FROM sales.salespersonquotahistory;

Sample Output:

distinct_values      |all_values           |

SQL AdventureWorks Editor:

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