public void setMajorEngineVersion(String majorEngineVersion) {
        this.majorEngineVersion = majorEngineVersion;
    }
<p>
The engine version number that the serverless cache is configured with.
</p>

@param majorEngineVersion
       The engine version number that the serverless cache is configured with.
aws-java-sdk-elasticache/src/main/java/com/amazonaws/services/elasticache/model/ServerlessCacheConfiguration.java