How to fix the Oracle error ORA-31485: invalid database link?

In this post, you’ll learn more about the Oracle ErrorORA-31485: invalid database link with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-31485: invalid database link

Reason for the Error ORA-31485: invalid database link

The database link used to connect from a staging database to a source database was invalid. The database link may not exist, may not be accessible to the current user, or may have been redefined since the Distributed HotLog change source was originally created.

How to fix the Error ORA-31485: invalid database link ?

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

Make sure that there is a database link to the source_database for the Distributed HotLog change source. Make sure this database link is accessible to the current user.