select GETDATE() as '当前日期', DateName(year,GetDate()) as '年', DateName(month,GetDate()) as '月', DateName(day,GetDate()) as '日', DateName(dw,GetDate()) as '星期', DateName(week,GetDate()) as '周数', DateName(hour,GetDate()) as '时', DateName(minute,GetDate(
实际中用到的SQL: select * from (select top 3 Id, case when startSignup>GETDATE() then '敬请期待' when (startSignup<GETDATE() and endsignUp>=getdate()) then '正在报名' when (StartDate<GETDATE() and EndDate>=GETDATE())or (StartDate<GETDATE() and EndDa
--查询所有列 select name from syscolumns where id=OBJECT_ID('PTS_ProjectTask') --列转为行 GetColumnJoin 'ProjectTask' alter proc GetColumnJoin @TableName nvarchar(50) as begin declare @tempStr nvarchar(50),@ResultStr nvarchar(max) set @tempStr='' set @ResultS
SQL Server2008中通过SQL获取表结构 新增数据用户,角色为public.映射到待获取表结构的数据库上,授与用户在该数据库上的身份为db_owner 运行例如以下SQL语句: select syscolumns.name as [Name] , systypes.name as [Type], syscolumns.length AS [Size], syscolumns.xprec As [Precision], ISNULL(syscolumns.scale, 0) AS [Sc
SQL获取所有数据库名.表名.储存过程以及参数列表 1.获取所有用户名:SELECT name FROM Sysusers where status='2' and islogin='1'islogin='1'表示帐户islogin='0'表示角色status='2'表示用户帐户status='0'表示糸统帐户2.获取所有数据库名:SELECT Name FROM Master..SysDatabases ORDER BY Name3.获取所有表名SELECT Name FROM Databas
1.相关数据表 Score表 [User]表 SQL语句如下: --查询出各科成绩最好的学生信息 --自连接 --SELECT TOP 1 * FROM Score B WHERE B.ScoreName = '数学' ORDER BY B.Score DESC SELECT A.ID,U.Name,A.ScoreName,A.Score FROM Score A,[User]U WHERE UID IN (SELECT TOP 1 UID FROM Score B WHERE B.ScoreN
使用sql获取mysql主键名称: 方法1: 这种方法返回一行数据,如果只是需要主键的名称,可以使用方法2. SHOW KEYS FROM <table_name> WHERE Key_name = 'PRIMARY'; 方法2: SELECT `COLUMN_NAME` FROM `information_schema`.`COLUMNS` WHERE (`TABLE_SCHEMA` = 'database_name') AND (`TABLE_NAME` = 'table_name') A