sql 语句如下:SET @i = 0;SELECT cc.* ,(@i:=@i+cc.当日注册人数) as 累计注册人数FROM (SELECT DATE_FORMAT(create_time,'%Y-%m-%d') as "日期" , count(*) as "当日注册人数" FROM
1.实体类@Datapublic class User implements Serializable { private Integer id; private String userName; private String realName; private String password;
sql 语句如下:SET @i = 0;SELECT cc.* ,(@i:=@i+cc.当日注册人数) as 累计注册人数FROM (SELECT DATE_FORMAT(create_time,'%Y-%m-%d') as "日期" , count(*) as "当日注册人数" FROM user_t GROUP BY 日期)cc CROSS JOIN (select ...
1.实体类@Datapublic class User implements Serializable { private Integer id; private String userName; private String realName; private String password; private Integer age; private Integer dId; private ArrayList<String
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