public void setDbUser(String dbUser) {
        this.dbUser = dbUser;
    }
<p>
A database user name that you provide when you connect to a database. The database user is mapped 1:1 to the
source IAM identity.
</p>

@param dbUser
       A database user name that you provide when you connect to a database. The database user is mapped 1:1 to
       the source IAM identity.
aws-java-sdk-redshift/src/main/java/com/amazonaws/services/redshift/model/GetClusterCredentialsWithIAMResult.java