How to fix the Oracle error ORA-01466: unable to read data – table definition has changed?

In this post, you’ll learn more about the Oracle ErrorORA-01466: unable to read data – table definition has changed with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-01466: unable to read data – table definition has changed

Reason for the Error ORA-01466: unable to read data – table definition has changed

Query parsed after tbl (or index) change, and executed w/old snapshot

How to fix the Error ORA-01466: unable to read data – table definition has changed ?

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

commit (or rollback) transaction, and re-execute