presto-main/src/main/java/io/prestosql/spi/expression/ConnectorExpressionTranslator.java/SqlToConnectorExpressionTranslator/SqlToConnectorExpressionTranslator
class SqlToConnectorExpressionTranslator:        public SqlToConnectorExpressionTranslator(Map<NodeRef<Expression>, Type> types)
        {
            this.types = requireNonNull(types, "types is null");
        }