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这个查询应该给我取消的约会(post_appt_status_id = 3)并且没有重新预订。Mysql查询:哪里没有
SELECT appointments.id, concat_ws(' ', contacts.first_name, contacts.last_name) AS contact_name, contacts.id, appointments.start AS appt_date
FROM
appointments appts2
LEFT JOIN contacts ON contacts.id = appointments.contact_id
WHERE marketing_event_id ='740' AND appointments.company_id = '1'
AND appointments.post_appt_status_id = '3'
AND contacts.id NOT IN (SELECT contact_id FROM appointments WHERE appointments.start > appt_date)
GROUP BY contacts.id
问题在于子选择。我无法传入appt_date值以使其正常工作。我收到一个错误,它是一个未知的列。
完成,非常感谢您抽出宝贵时间。 –