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SQL, count function, lesson 19

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Uploaded by on Dec 11, 2010

SQL count function

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Education

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  • My query is SELECT COUNT (hr.employees e) ‘employees’ FROM hr.employees e, hr.departments d, hr.locations l, hr.jobs l WHERE j.job_id = e.job_id AND l.location_id = d.location_id ACCEPT user_input CHAR PROMPT ‘Please input a location ID or city name’ SELECT * FROM hr.locations l WHERE TO_CHAR (l.location_id) = ‘&&user_input’ OR l.city_name = ‘&&user_input’; ORDER BY COUNT (hr.employees e); I get a missing right parenthesis error, how do I remedy this??
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