我想重命名一个数据库,但不断得到“无法获得数据库上的排他锁”的错误,这意味着仍有一些连接处于活动状态。

如何杀死数据库的所有连接以便重命名它?


当前回答

脚本来完成这个任务,用数据库替换'DB_NAME'来杀死所有连接到:

USE master
GO

SET NOCOUNT ON
DECLARE @DBName varchar(50)
DECLARE @spidstr varchar(8000)
DECLARE @ConnKilled smallint
SET @ConnKilled=0
SET @spidstr = ''

Set @DBName = 'DB_NAME'
IF db_id(@DBName) < 4
BEGIN
PRINT 'Connections to system databases cannot be killed'
RETURN
END
SELECT @spidstr=coalesce(@spidstr,',' )+'kill '+convert(varchar, spid)+ '; '
FROM master..sysprocesses WHERE dbid=db_id(@DBName)

IF LEN(@spidstr) > 0
BEGIN
EXEC(@spidstr)
SELECT @ConnKilled = COUNT(1)
FROM master..sysprocesses WHERE dbid=db_id(@DBName)
END

其他回答

当我试图恢复数据库时,我通常会遇到这种错误,我通常只需要在Management Studio中找到树的顶部,右键单击并重新启动数据库服务器(因为它在开发机器上,这在生产环境中可能不理想)。这将关闭所有数据库连接。

杀他,用火杀他。

USE master
go

DECLARE @dbname sysname
SET @dbname = 'yourdbname'

DECLARE @spid int
SELECT @spid = min(spid) from master.dbo.sysprocesses where dbid = db_id(@dbname)
WHILE @spid IS NOT NULL
BEGIN
EXECUTE ('KILL ' + @spid)
SELECT @spid = min(spid) from master.dbo.sysprocesses where dbid = db_id(@dbname) AND spid > @spid
END

试试这个:

ALTER DATABASE [DATABASE_NAME]
SET SINGLE_USER
WITH ROLLBACK IMMEDIATE

脚本来完成这个任务,用数据库替换'DB_NAME'来杀死所有连接到:

USE master
GO

SET NOCOUNT ON
DECLARE @DBName varchar(50)
DECLARE @spidstr varchar(8000)
DECLARE @ConnKilled smallint
SET @ConnKilled=0
SET @spidstr = ''

Set @DBName = 'DB_NAME'
IF db_id(@DBName) < 4
BEGIN
PRINT 'Connections to system databases cannot be killed'
RETURN
END
SELECT @spidstr=coalesce(@spidstr,',' )+'kill '+convert(varchar, spid)+ '; '
FROM master..sysprocesses WHERE dbid=db_id(@DBName)

IF LEN(@spidstr) > 0
BEGIN
EXEC(@spidstr)
SELECT @ConnKilled = COUNT(1)
FROM master..sysprocesses WHERE dbid=db_id(@DBName)
END

我使用sp_who来获取数据库中所有进程的列表。这样更好,因为您可能需要检查要终止哪个进程。

declare @proc table(
    SPID bigint,
    Status nvarchar(255),
    Login nvarchar(255),
    HostName nvarchar(255),
    BlkBy nvarchar(255),
    DBName nvarchar(255),
    Command nvarchar(MAX),
    CPUTime bigint,
    DiskIO bigint,
    LastBatch nvarchar(255),
    ProgramName nvarchar(255),
    SPID2 bigint,
    REQUESTID bigint
)

insert into @proc
exec sp_who2

select  *, KillCommand = concat('kill ', SPID, ';')
from    @proc

结果 您可以使用KillCommand列中的命令来终止您想要的进程。

SPID    KillCommand
26      kill 26;
27      kill 27;
28      kill 28;