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How many distinct? — practice · DataDesk

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ORDER BY, LIMIT & DISTINCT(13 / 20)

Intermediate

How many distinct?

How many different job titles exist? Return one column job_titles.

Tables

departments

dept_idinteger
dept_namevarchar
locationvarchar

emp_projects

emp_idinteger
project_idinteger
rolevarchar
hours_per_weekinteger

employees

emp_idinteger
first_namevarchar
last_namevarchar
emailvarchar
dept_idinteger
manager_idinteger
job_titlevarchar
salaryinteger
hire_datedate
cityvarchar
gendervarchar

projects

project_idinteger
project_namevarchar
dept_idinteger
budgetinteger
start_datedate
end_datedate

Expected output

1 row with column job_titles

Hints(0/2)

Solution

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SQL (DuckDB)

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