search for: total_client_minutes

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2006 Jul 16
4
Calculations across multiple tables
...e a grouped result? The SQL I''m feeding to find_by_sql comes out something like this: SELECT client_id, task_id, project_id, clients.client_name, tasks.description, time_records.start_at, (SUM(TIME_TO_SEC(time_records.end_at) - time_to_sec(time_records.start_at)) / 60) AS total_client_minutes, (SUM(TIME_TO_SEC(time_records.end_at) - time_to_sec(time_records.start_at)) / 3600) AS total_client_hours FROM clients, tasks, time_records WHERE tasks.client_id = clients.id AND time_records.task_id = tasks.id GROUP BY client_id, project_id, task_id WITH ROLLUP; -- View thi...