public AwsRedshiftClusterDetails withMasterUsername(String masterUsername) {
        setMasterUsername(masterUsername);
        return this;
    }
<p>
The master user name for the cluster. This name is used to connect to the database that is specified in as the
value of <code>DBName</code>.
</p>

@param masterUsername
       The master user name for the cluster. This name is used to connect to the database that is specified in as
       the value of <code>DBName</code>.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-securityhub/src/main/java/com/amazonaws/services/securityhub/model/AwsRedshiftClusterDetails.java