How to fix the Oracle error SQL*Loader-00427: a field condition references a non-scalar field or a LOB field string?

In this post, you’ll learn more about the Oracle ErrorSQL*Loader-00427: a field condition references a non-scalar field or a LOB field string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

SQL*Loader-00427: a field condition references a non-scalar field or a LOB field string

Reason for the Error SQL*Loader-00427: a field condition references a non-scalar field or a LOB field string

The field condition is referencing a field which is either a nested table, varray, column object, LOB or BILE field. These fields with these typescannot be references by other field.

How to fix the Error SQL*Loader-00427: a field condition references a non-scalar field or a LOB field string ?

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

Correct the NULLIF, DEFAULTIF, or WHEN clauses to reference only non-LOB scalar data fields.