Im using IN to select stuff...
WHERE categories IN ("red", "blue", "green")
我的问题是,在红色、蓝色或绿色类别中选择任何项目,是选择一个必须属于所有三个类别的项目。
SELECT Item
FROM YourTable
WHERE categories IN ( red , blue , green )
GROUP BY Item
HAVING COUNT(DISTINCT categories) = 3
SELECT Item
FROM YourTable
WHERE categories ALL ( red , blue , green )
I noticed that there were some threads with similar questions, and I did look through them but did not really get a convincing answer. Here s my question: The subquery below returns a Table with 3 ...
<?php $con=mysql_connect("localhost","mts","mts"); if(!con) { die( unable to connect . mysql_error()); } mysql_select_db("mts",$con); /* date_default_timezone_set ("Asia/Calcutta"); $date = ...
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