presto-parser/src/main/java/io/prestosql/sql/tree/LogicalBinaryExpression.java/LogicalBinaryExpression/equals
class LogicalBinaryExpression:    @Override
    public boolean equals(Object o)
    {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }

        LogicalBinaryExpression that = (LogicalBinaryExpression) o;
        return operator == that.operator &&
                Objects.equals(left, that.left) &&
                Objects.equals(right, that.right);
    }