How to fix the Oracle error ORA-30484: missing window specification for this function?

In this post, you’ll learn more about the Oracle ErrorORA-30484: missing window specification for this function with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-30484: missing window specification for this function

Reason for the Error ORA-30484: missing window specification for this function

All window functions should be followed by window specification, like () OVER ()

How to fix the Error ORA-30484: missing window specification for this function ?

You can fix this error in Oracle by following the below steps

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