We use app engine with CloudSQL and from time to time we get the following exception. It happens only when we do a native query from Java (it does not happen when we use JPA). Any idea how to get rid off it?
Exception [EclipseLink-4002] (Eclipse Persistence Services - 2.3.2.v20111125-r10461): org.eclipse.persistence.exceptions.DatabaseException Internal Exception: com.google.cloud.sql.jdbc.internal.SQLUnknownConnectionIdException: Invalid connection id. Error Code: 1007