public void setETag(String eTag) {
        this.eTag = eTag;
    }
<p>
The Amazon S3 ETag of the object. Returned by <code>GetTableObjects</code> for validation and used to identify
changes to the underlying data.
</p>

@param eTag
       The Amazon S3 ETag of the object. Returned by <code>GetTableObjects</code> for validation and used to
       identify changes to the underlying data.
aws-java-sdk-lakeformation/src/main/java/com/amazonaws/services/lakeformation/model/TableObject.java