create table [dbo].jqfk not null,
[yhh] char null,create table [dbo].jqfk not null,
[yhh] char null,
[cbrq] nvarchar null,
[ysl] [int] null,
)
<code>[cbrq] [nvarchar](19) NULL,[ysl] [int] NULL,</code>
)
INSERT INTO jqfk VALUES ('B173022031201','2015-01-08 10:12:30',0);
INSERT INTO jqfk VALUES ('B211001024011','2015-01-08 10:46:13',13);
INSERT INTO jqfk VALUES ('B211001024012','2015-01-08 10:46:13',0);
INSERT INTO jqfk VALUES ('B211001024013','2015-01-08 10:46:13',3);
INSERT INTO jqfk VALUES ('B211001024014','2015-01-08 10:46:13',0);
INSERT INTO jqfk VALUES ('B173022031201','2015-02-08 10:46:13',0);
INSERT INTO jqfk VALUES ('B211001024011','2015-02-08 10:46:13',0);
INSERT INTO jqfk VALUES ('B211001024012','2015-02-08 10:46:13',13);
INSERT INTO jqfk VALUES ('B211001024013','2015-02-08 10:46:13',11);
INSERT INTO jqfk VALUES ('B211001024014','2015-02-08 10:46:13',0);
INSERT INTO jqfk VALUES ('B173022031201','2015-03-08 10:46:13',0);
INSERT INTO jqfk VALUES ('B211001024011','2015-03-08 10:46:13',0);
INSERT INTO jqfk VALUES ('B211001024012','2015-03-08 10:46:13',0);
INSERT INTO jqfk VALUES ('B211001024013','2015-03-08 10:46:13',0);
INSERT INTO jqfk VALUES ('B211001024014','2015-03-08 10:46:13',0);
INSERT INTO jqfk VALUES ('B173022031201','2015-04-08 10:46:13',13);
INSERT INTO jqfk VALUES ('B211001024011','2015-04-08 10:46:13',0);
INSERT INTO jqfk VALUES ('B211001024012','2015-04-08 10:46:13',12);
INSERT INTO jqfk VALUES ('B211001024013','2015-04-08 10:46:13',0);
INSERT INTO jqfk VALUES ('B211001024014','2015-04-08 10:46:13',0);
我需要最后一次为0,且之后按时间倒序排序为0 的次数。其实需要的是最近一次为0的用户,他最近为0次数。
结果
1 B211001024014 4
2 B211001024011 3
3 B211001024013 2
每个人都需要一台速度更快、更稳定的 PC。随着时间的推移,垃圾文件、旧注册表数据和不必要的后台进程会占用资源并降低性能。幸运的是,许多工具可以让 Windows 保持平稳运行。
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