How to fix the Oracle error ORA-30363: columns in a dimension column list must be in the same relation?

In this post, you’ll learn more about the Oracle ErrorORA-30363: columns in a dimension column list must be in the same relation with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-30363: columns in a dimension column list must be in the same relation

Reason for the Error ORA-30363: columns in a dimension column list must be in the same relation

The dimension statement contained a column list where the columns are not all from the same relation.

How to fix the Error ORA-30363: columns in a dimension column list must be in the same relation ?

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

Specify the list of columns using only columns from a single relation.