public CreateRelationalDatabaseRequest withRelationalDatabaseName(String relationalDatabaseName) {
        setRelationalDatabaseName(relationalDatabaseName);
        return this;
    }
<p>
The name to use for your new Lightsail database resource.
</p>
<p>
Constraints:
</p>
<ul>
<li>
<p>
Must contain from 2 to 255 alphanumeric characters, or hyphens.
</p>
</li>
<li>
<p>
The first and last character must be a letter or number.
</p>
</li>
</ul>

@param relationalDatabaseName
       The name to use for your new Lightsail database resource.</p>
       <p>
       Constraints:
       </p>
       <ul>
       <li>
       <p>
       Must contain from 2 to 255 alphanumeric characters, or hyphens.
       </p>
       </li>
       <li>
       <p>
       The first and last character must be a letter or number.
       </p>
       </li>
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-lightsail/src/main/java/com/amazonaws/services/lightsail/model/CreateRelationalDatabaseRequest.java