sentto = "$username"
要么
sentto = "everyone"
我如何将它放在MySQL查询中?我尝试了一些东西,但它们似乎没有起作用:
MysqL_query("SELECT *
FROM pmessages
WHERE status='unread'
AND sentto='$username' || sentto='everyone'");
MysqL_query("SELECT *
FROM pmessages
WHERE status='unread'
AND sentto='$username'
AND sentto='everyone'");
我似乎很难过,如果有人知道如何以正确的方式做到这一点请告诉我.对我来说这是一个新的场景.谢谢!
解决方法:
SELECT *
FROM pmmessages
WHERE sentto = '$username'
OR sentto = 'everyone'
根据您的新查询编辑Chris:
SELECT *
FROM pmessages
WHERE status='unread'
AND sentto='$username'
OR sentto='everyone'
你需要修改它,以便你的AND独立(它与你的OR相冲突).
把它改写成这个
SELECT *
FROM pmessages
WHERE status='unread'
AND
(sentto='$username'
OR sentto='everyone' )