The setting for how to handle columns/fields with changed data types.
The setting for how to handle extra columns/fields. NULL_FILLUP means that nulls will be loaded into the target for extra columns.
If true, display a validation warning for schema changes, even if they are allowed.
The setting for how to handle missing columns/fields. NULL_SELECT means that null values will be selected from the source for missing columns.
The configuration for handling schema drift in a Source or Target operator.