我有一张表来存储网站访问者数量
id date ip
-----------------------------
1 1-1-2012 195.165.1.2
2 1-1-2012 195.165.1.3
3 12-2-2012 195.165.1.8
我想要一个mysql查询来获取当年每个月的计数
看到您的DATE
专栏,我假设您将日期保存为VARCHAR
SELECT MONTHNAME(STR_TO_DATE(date, '%c-%e-%Y')) `monthName`, COUNT(*) totalCount
FROM tableName
WHERE YEAR(STR_TO_DATE(date, '%c-%e-%Y')) = YEAR(CURDATE())
GROUP BY MONTHNAME(STR_TO_DATE(date, '%c-%e-%Y'))
其他来源
"select month(date),count(distinct ip) from visitors where date>='$y-01-01' and date<'$y-12-31' group by 1"
SELECT YEAR(date) YEAR,MONTHNAME(date) MONTH,count(id) TOTAL FROM table_name GROUP BY YEAR(date),MONTH(date)
查询是这样的,因为来自同一 IP 的不同人可能会访问