84669 person learning
152542 person learning
20005 person learning
5487 person learning
7821 person learning
359900 person learning
3350 person learning
180660 person learning
48569 person learning
18603 person learning
40936 person learning
1549 person learning
1183 person learning
32909 person learning
SELECT COUNT(distinct(uid)) FROM nazou.items_want
有时候需要像上面那条那样，查一下某个表里有哪些uid，使用medoo的count方法，怎么做到上面那条语句那样的功能？
uid
medoo
count
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小伙看你根骨奇佳，潜力无限，来学PHP伐。