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我有下表:

CREATE TABLE `visitors_table` (
`ID` INT(11) NOT NULL AUTO_INCREMENT PRIMARY KEY,
`visitor_ip` VARCHAR(32) NULL,
`visitor_browser` VARCHAR(255) NULL,
`visitor_hour` SMALLINT(2) NOT NULL DEFAULT '00',
`visitor_minute` SMALLINT(2) NOT NULL DEFAULT '00',
`visitor_date` DATE NOT NULL,
`visitor_day` SMALLINT(2) NOT NULL,
`visitor_month` SMALLINT(2) NOT NULL,
`visitor_year` SMALLINT(4) NOT NULL,
`visitor_page` VARCHAR(255) NULL
);

以下查询每天获取访问者:

"SELECT visitor_date FROM visitors_table WHERE visitor_date = CURDATE()";

现在我想每小时输出一次数据。看这个例子:

Day     Year Hours     Clicks
July 4, 2011 00:00:00  4
July 4, 2011 01:00:00  12 
July 4, 2011 02:00:00  75
July 4, 2011 03:00:00  27

等等...

有人可以帮助我吗?我无法弄清楚一天内按小时计算的总访问量!

使用以下查询只会得到这个结果:

SELECT visitor_date, count(*) FROM visitors_table WHERE visitor_date = CURDATE() GROUP BY visitor_hour

visitor_date count(*) 
2013-08-31   4
2013-08-31   7

我需要像上面写的那样按小时得到结果!我的错误在哪里,或者我如何用 php 显示它?

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1 回答 1

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SELECT visitor_date, count(*) FROM visitors_table WHERE visitor_date = CURDATE() group by visitor_hour

于 2013-08-26T19:57:44.350 回答