class `ActiveRecord::TransactionIsolationError`

TransactionIsolationError will be raised under the following conditions:

The adapter does not support setting the isolation level
You are joining an existing open transaction
You are creating a nested (savepoint) transaction

The mysql2, trilogy, and postgresql adapters support setting the transaction isolation level.

Inherits From

class ActiveRecord::ActiveRecordError

Definition files

activerecord/lib/active_record/errors.rb