presto-spi/src/main/java/io/prestosql/spi/predicate/EquatableValueSet.java/ValueEntry/equals
class ValueEntry:        @Override
        public boolean equals(Object obj)
        {
            if (this == obj) {
                return true;
            }
            if (obj == null || getClass() != obj.getClass()) {
                return false;
            }
            final ValueEntry other = (ValueEntry) obj;
            return Objects.equals(this.type, other.type)
                    && type.equalTo(this.block, 0, other.block, 0);
        }