public String getDBSubnetGroupName() {
        return this.dBSubnetGroupName;
    }
<p>
The name for the DB subnet group. This value is stored as a lowercase string.
</p>
<p>
Constraints: Must contain no more than 255 letters, numbers, periods, underscores, spaces, or hyphens. Must not
be default.
</p>
<p>
Example: <code>mySubnetgroup</code>
</p>

@return The name for the DB subnet group. This value is stored as a lowercase string.</p>
        <p>
        Constraints: Must contain no more than 255 letters, numbers, periods, underscores, spaces, or hyphens.
        Must not be default.
        </p>
        <p>
        Example: <code>mySubnetgroup</code>
aws-java-sdk-neptune/src/main/java/com/amazonaws/services/neptune/model/CreateDBSubnetGroupRequest.java