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using distinct count in sqlite3

SELECTd.dept_name, COUNT(DISTINCT e.emp_id)

FROM emp_master e, dept_master d

WHERE e.dept_id=d.dept_id

GROUP BY e.dept_id;

https://www.tutlane.com/tutorial/sqlite/sqlite-count-function#:~:text=Generally%20in%20SQLite%2C%20we%20use,employees%20count%20from%20each%20department.

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using distinct count in sqlite3

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