@Override
    public String toString() {
        return "" + name + op + value;
    }
<pre>
Represents an expression of the form as below:
key OPR value
OPR is the comparison operator which could be one of the following:
	&gt;, &lt;, = , !=, IN, BETWEEN
</pre>
es6-persistence/src/main/java/com/netflix/conductor/es6/dao/query/parser/NameValue.java