public void setPeriod(Integer period) {
        this.period = period;
    }
<p>
The granularity, in seconds, of the returned data points.
</p>
<p>
All relational database metric data is available in 1-minute (60 seconds) granularity.
</p>

@param period
       The granularity, in seconds, of the returned data points.</p>
       <p>
       All relational database metric data is available in 1-minute (60 seconds) granularity.
aws-java-sdk-lightsail/src/main/java/com/amazonaws/services/lightsail/model/GetRelationalDatabaseMetricDataRequest.java