@Override
    public DescribeDBEngineVersionsResult describeDBEngineVersions(DescribeDBEngineVersionsRequest request) {
        request = beforeClientExecution(request);
        return executeDescribeDBEngineVersions(request);
    }
<p>
Describes the properties of specific versions of DB engines.
</p>

@param describeDBEngineVersionsRequest
@return Result of the DescribeDBEngineVersions operation returned by the service.
@sample AmazonRDS.DescribeDBEngineVersions
@see <a href="http://docs.aws.amazon.com/goto/WebAPI/rds-2014-10-31/DescribeDBEngineVersions" target="_top">AWS
     API Documentation</a>
aws-java-sdk-rds/src/main/java/com/amazonaws/services/rds/AmazonRDSClient.java