PL/SQL Tutorial | COALESCE Function in Oracle Database

Learn fetching all non-null expression using oracle Coalesce function with example. If all expressions evaluate to null, then the COALESCE function will return null.

Coalesce function in Oracle,
What is coalesce function,
When to use coalesce function,
How to use coalesce function in oracle,
How to fetch non-null values in oracle using coalesce,
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