How to close all the database User connections. Sql Server 2008.

Create the procedure [dbo].[utl_KillUsers] on the master database:

USE master
GO

CREATE PROCEDURE [dbo].[utl_KillUsers] @dbname varchar(50) as
SET NOCOUNT ON

DECLARE @strSQL varchar(255)


CREATE table #tmpUsers(
spid int,
eid int,
status varchar(30),
loginname varchar(50),
hostname varchar(50),
blk int,
dbname varchar(50),
cmd varchar(30),
request_id int )

INSERT INTO #tmpUsers EXEC SP_WHO


DECLARE LoginCursor CURSOR
READ_ONLY
FOR SELECT spid, dbname FROM #tmpUsers WHERE dbname = @dbname

DECLARE @spid varchar(10)
DECLARE @dbname2 varchar(40)
OPEN LoginCursor

FETCH NEXT FROM LoginCursor INTO @spid, @dbname2
WHILE (@@fetch_status <> -1)
BEGIN
IF (@@fetch_status <> -2)
BEGIN
PRINT 'Killing ' + @spid
SET @strSQL = 'KILL ' + @spid
EXEC (@strSQL)
END
FETCH NEXT FROM LoginCursor INTO  @spid, @dbname2
END

CLOSE LoginCursor
DEALLOCATE LoginCursor

DROP table #tmpUsers 

---

Then execute it:

use master
go

exec [dbo].[utl_KillUsers] 'ContraTest'

For more information see: force-close-connections