How to fix the Oracle error ORA-26754: cannot specify both one-to-one transformation function string and one-to-many transformation function string?

In this post, you’ll learn more about the Oracle ErrorORA-26754: cannot specify both one-to-one transformation function string and one-to-many transformation function string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-26754: cannot specify both one-to-one transformation function string and one-to-many transformation function string

Reason for the Error ORA-26754: cannot specify both one-to-one transformation function string and one-to-many transformation function string

Both a one-to-one transformation function and a one-to-many transformation function were specified for a rule.

How to fix the Error ORA-26754: cannot specify both one-to-one transformation function string and one-to-many transformation function string ?

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

Remove either the one-to-one transformation function, or the one-to-many transformation function.

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