Analytical Functions Basics « Analytical Functions « Oracle PL / SQL

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Oracle PL/SQL Tutorial
Oracle PL / SQL » Analytical Functions » Analytical Functions Basics 
1.The direct application of a WHERE clause in the query is not allowed
2.Use multiple analytical functions
3.Combine analytical function with count(*)
4.Adding an Analytical Function to a Query that Contains a Join (and Other WHERE Conditions)
5.Adding an Analytical Function to the GROUP BY with ORDER BY Version
6.Changing the Final Ordering after Having Added an Analytical Function
7.Use an analytical function in a WHERE clause
8.More Than One Analytical Function May Be Used in a Single Statement
9.If more analytical functions are added, yet more sorting may result
10.Nulls could also be handled with a default value using the NVL function in the analytical function
11.Column alias for the analytical function is used in the final ORDER BY
12.See the difference between a person's salary and the average for his or her region
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