SELECT Name FROM Master..SysDatabases ORDER BY Name; 3、查询某个数据库中所有的表名: SELECT name FROM SysObjects Where XType=’U’ ORDER BY Name; 4、查询数据库的数据文件及日志文件的相关信息(包括文件组、当前文件大小、文件最大值、文件增长设置、文件逻辑名、文件路径等) select * from [数据库名...
docker search mssql docker pull mcr.microsoft.com/mssql/server:2017...-latest docker pull mcr.microsoft.com/mssql/server:2019-latest docker pull mcr.microsoft.com/mssql/server...-d master -h -1 -U sa -P lhr -W -Q "set nocount on;SELECT name FROM master..sysdatabases"...
SELECT * FROM sys.sysobjects WHERE name=’对象名’ SELECT * FROM sys.sysobjects WHERE name=’对象名’ 12对于游标的存储,判断是这样写的 if exists(select * from master.dbo.syscursors where cursor_name='游标名') begin deallocate 游标名 end...
SELECT * FROM [Master].[dbo].[SYSPROCESSES] WHERE [DBID] IN ( SELECT [DBID] FROM [Master].[dbo].[SYSDATABASES] WHERE NAME='DBName' ) DBName是需要查看的数据库,然后查询出来的行数,就是当前的连接数。不过里面还有一些别的状态可以做参考用。 例如:连到master这个数据库写如下语句: select * fro...
name from master.dbo.sysdatabases; 获取表名: select name from test.dbo.sysobjects sysobjects表是SQL Server...='emails' 我想你会想,如果是我要获取第10个表名的话岂不是需要写9个条件判断语句,那样也太繁琐了吧 因此我们可以直接利用sql语法,not in('xxxx') select top 1 name...exec其实是属于报错...
在查询分析器里可以这样：select from FirstDatabase.dbo.Table1 x,SecondDatabase.dbo.Table1 y where x.recid = x.recid 表名前加数据库名再加dbo,但是在程序里不知道能用不。/*获得数据库中所有用户表的名称（SQL SERVER）*/ select name from sysobjects where xtype like 'u%'...
数据库查数据库名,表名,列表select* from [master].[dbo].sysdatabases order by name --查默认的sysdatabases表,列出所有数据库名。select* from [mdm1130].[dbo].[sysobjects] wh SQL 其他 原创 wenhuifu 2016-01-06 10:35:51 1521阅读 数据库名、实例名、数据库域名、全局数据库名、服务名我也迷糊了...
SELECT * FROM linked server name.master.sys.databases --> returned the LOCAL databases, not the linked ones. SELECT *FROM linked server name.database name.sys.tables --> returned an error that the DB is an invalid object. It seems that even though it is a linked server, it isn't rea...
USE [MASTER] GO IF EXISTS (SELECT NAME FROM SYS.DATABASES WHERE NAME = N'EMPLOYEE TEST') DROP DATABASE [EMPLOYEE TEST] GO CREATE DATABASE [EMPLOYEE TEST] GO USE [EMPLOYEE TEST] GO IF EXISTS SELECT * FROM SYS.OBJECTS HERE OBJECT_ID = OBJECT_ID(N'[DBO].[EMPLOYEE]') AND TYPE IN (...
select ID,NAME, [1] as '一季度', [2] as '二季度', [3] as '三季度', [4] as '四季度' from test pivot sum(number) for quarter in ([1],[2],[3],[4]) as pvt 结果: 2、列转行的用法UNPIOVT create table test2 (id int,name varchar(20), Q1 int, Q2 int, Q3 int, Q4 in...