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SQL Essentials: NVL2 Function Explained
Overview
NetSuite Saved Searches are vital for extracting and analyzing data, yet handling conditional data scenarios can be challenging. NVL2, a SQL function, offers a solution by providing nuanced handling of null and non-null values, enabling more flexible and accurate analysis.
Understanding the Syntax
NVL2(expression, value_if_not_null, value_if_null)
NVL2 evaluates 'expression' and returns 'value_if_not_null' if 'expression' is not null; otherwise, it returns 'value_if_null'.
For example:
In inventory management, you need to calculate the total cost of items in stock. However, data on costs varies - some items have a last purchase price, others have an average cost, and some have missing values. You want to ensure accurate total cost calculations, regardless of the type of cost data available. NVL2 can help:
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