How to fix the Oracle error ORA-22818: subquery expressions not allowed here?
In this post, you’ll learn more about the Oracle ErrorORA-22818: subquery expressions not allowed here with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
ORA-22818: subquery expressions not allowed here
Reason for the Error ORA-22818: subquery expressions not allowed here
An attempt was made to use a subquery expression where these are not supported.
How to fix the Error ORA-22818: subquery expressions not allowed here ?
You can fix this error in Oracle by following the below steps
Rewrite the statement without the subquery expression.
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