public void setPerformanceInsightsKMSKeyId(String performanceInsightsKMSKeyId) {
        this.performanceInsightsKMSKeyId = performanceInsightsKMSKeyId;
    }
<p>
The Amazon Web Services KMS key identifier for encryption of Performance Insights data.
</p>
<p>
The Amazon Web Services KMS key identifier is the key ARN, key ID, alias ARN, or alias name for the KMS key.
</p>
<p>
If you do not specify a value for <code>PerformanceInsightsKMSKeyId</code>, then Amazon RDS uses your default KMS
key. There is a default KMS key for your Amazon Web Services account. Your Amazon Web Services account has a
different default KMS key for each Amazon Web Services Region.
</p>

@param performanceInsightsKMSKeyId
       The Amazon Web Services KMS key identifier for encryption of Performance Insights data.</p>
       <p>
       The Amazon Web Services KMS key identifier is the key ARN, key ID, alias ARN, or alias name for the KMS
       key.
       </p>
       <p>
       If you do not specify a value for <code>PerformanceInsightsKMSKeyId</code>, then Amazon RDS uses your
       default KMS key. There is a default KMS key for your Amazon Web Services account. Your Amazon Web Services
       account has a different default KMS key for each Amazon Web Services Region.
aws-java-sdk-rds/src/main/java/com/amazonaws/services/rds/model/RestoreDBInstanceFromS3Request.java