public RedshiftMetadata withDatabaseUserName(String databaseUserName) {
        setDatabaseUserName(databaseUserName);
        return this;
    }
@param databaseUserName
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-machinelearning/src/main/java/com/amazonaws/services/machinelearning/model/RedshiftMetadata.java