presto-main/src/main/java/io/prestosql/sql/planner/DomainTranslator.java/DomainTranslator/NormalizedSimpleComparison
class DomainTranslator:        public NormalizedSimpleComparison(Expression symbolExpression, ComparisonExpression.Operator comparisonOperator, NullableValue value)
        {
            this.symbolExpression = requireNonNull(symbolExpression, "nameReference is null");
            this.comparisonOperator = requireNonNull(comparisonOperator, "comparisonOperator is null");
            this.value = requireNonNull(value, "value is null");
        }