# Introduction Previously the command would have been `old` renaming only any `owner` field on `opportunity` object Now we also search for any colliding `joinColumnName` with `ownerId` which is also introduced by the new standard owner field In a nutshell: previously gracefully handling existing custom `owner` field collision but not for RELATION types that has an additional collision surface: `joinColumnName` Related https://github.com/twentyhq/twenty/issues/17413#issuecomment-3799872079