CREATE TABLE repair (repair_ID INT, name TEXT, Launch_Date TEXT, Notes TEXT)
CREATE TABLE technician (technician_id FLOAT, Name TEXT, Team TEXT, Starting_Year FLOAT, Age INT)
CREATE TABLE repair_assignment (technician_id INT, repair_ID INT, Machine_ID INT)
CREATE TABLE machine (Machine_ID INT, Making_Year INT, Class TEXT, Team TEXT, Machine_series TEXT, value_points FLOAT, quality_rank INT)

What are the names of the technicians by ascending order of age, and count them by a bar chart
SELECT Name, COUNT(Name) FROM technician GROUP BY Name ORDER BY Age
SELECT "Name", COUNT("Name") FROM "technician" GROUP BY "Name" ORDER BY "Age" NULLS FIRST