How to fix the Oracle error ORA-02077: selects of long columns must be from co-located tables?

In this post, you’ll learn more about the Oracle ErrorORA-02077: selects of long columns must be from co-located tables with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-02077: selects of long columns must be from co-located tables

Reason for the Error ORA-02077: selects of long columns must be from co-located tables

if a select returns long columns from multiple tables, all the tables must be co-located

How to fix the Error ORA-02077: selects of long columns must be from co-located tables ?

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

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