我有我的数据库,有医疗保险和人。我正在寻找的产出是,有多少人在健康保险公司#1,健康保险公司#2,等等。它也应该排序下降。
hicompany: (db 1)
id,name
1,abc
2,edf
3,ghi
people: (db 2)
code,company
0001,abc
0002,edf
0003,ghi
pupil: (db 3)
code
0001
0002
0003下面是我的sql查询:
SELECT k.name AS hicompany, count( * ) AS howmany
ROM people p
JOIN hicompany k ON p.id= k.id
GROUP BY name发布于 2013-12-16 21:48:29
添加一个ORDER BY子句:
SELECT k.name AS hicompany, count( * ) AS howmany
FROM people p
JOIN hicompany k ON p.id= k.id
GROUP BY name
ORDER BY COUNT(*) DESC发布于 2013-12-16 21:49:41
只需在末尾添加这一行:
ORDER BY howmany DESChttps://stackoverflow.com/questions/20621584
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