instruction: For all employees who have the letters D or S in their first name, find hire_date and the amount of hire_date bin hire_date by weekday, and visualize them by a bar chart, and could you show in descending by the how many hire date?
response: SELECT HIRE_DATE, COUNT(HIRE_DATE) FROM employees WHERE FIRST_NAME LIKE '%D%' OR FIRST_NAME LIKE '%S%' ORDER BY COUNT(HIRE_DATE) DESC