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Php 获取子记录较少的MySQL记录_Php_Mysql - Fatal编程技术网

Php 获取子记录较少的MySQL记录

Php 获取子记录较少的MySQL记录,php,mysql,Php,Mysql,我有两个类似的MySQL表: Table: WIFI_Spots ********************* ID | Name 1 | Foo 2 | Bar Table: WIFI_Users ********************* Spot_ID | User_ID | Status 1 | 3h8n26j | active 1 | h6m78v2 | inactive 2 | 3v9bn4y | a

我有两个类似的MySQL表:

Table: WIFI_Spots
*********************
ID  |  Name
1   |  Foo
2   |  Bar

Table: WIFI_Users
*********************
Spot_ID  |  User_ID  |  Status
1        |  3h8n26j  |  active
1        |  h6m78v2  |  inactive
2        |  3v9bn4y  |  active
2        |  6f9ftfx  |  active
在这种情况下,我希望根据
状态
获得活动较少的WIFI点

因此,即使有许多非活动用户,这些用户也不会被计算在内

注意:在本例中,结果将为点1

SELECT    COUNT(s.ID)
FROM      WIFI_Spots s
LEFT JOIN WIFI_Users u ON u.Spot_ID = s.ID
WHERE     u.Status = 'active'
GROUP     BY s.ID
ORDER     BY COUNT(u.Spot_ID)
LIMIT     1