iniciar una instancia de SQL Server en modo de usuario unico

[iislas]

BACKUP - RESTORE (BASES) y para los usuarios, ejecutas el siguiente script en tu base a migrar y lo que te resulte, lo ejecutas en tu base migrada (master)

USE [master]

GO

/****** Object: StoredProcedure [dbo].[sp_hexadecimal] Script Date:

03/23/2006 10:24:06 ******/

SET ANSI_NULLS OFF

GO

SET QUOTED_IDENTIFIER ON

GO





CREATE PROCEDURE [dbo].[sp_hexadecimal]

@binvalue varbinary(256),

@hexvalue varchar(256) OUTPUT

AS

DECLARE @charvalue varchar(256)

DECLARE @i int

DECLARE @length int

DECLARE @hexstring char(16)

SELECT @charvalue = '0x'

SELECT @i = 1

SELECT @length = DATALENGTH (@binvalue)

SELECT @hexstring = '0123456789ABCDEF'

WHILE (@i <= @length)

BEGIN

DECLARE @tempint int

DECLARE @firstint int

DECLARE @secondint int

SELECT @tempint = CONVERT(int, SUBSTRING(@binvalue,@i,1))

SELECT @firstint = FLOOR(@tempint/16)

SELECT @secondint = @tempint - (@firstint*16)

SELECT @charvalue = @charvalue +

SUBSTRING(@hexstring, @firstint+1, 1) +

SUBSTRING(@hexstring, @secondint+1, 1)

SELECT @i = @i + 1

END

SELECT @hexvalue = @charvalue





set ANSI_NULLS ON

set QUOTED_IDENTIFIER ON

go





create PROCEDURE [dbo].[sp_help_revlogin] @login_name sysname = NULL AS

DECLARE @name sysname

DECLARE @xstatus int

DECLARE @binpwd varbinary (256)

DECLARE @txtpwd sysname

DECLARE @tmpstr varchar (256)

DECLARE @SID_varbinary varbinary(85)

DECLARE @SID_string varchar(256)





IF (@login_name IS NULL)

DECLARE login_curs CURSOR FOR

SELECT sid, name, xstatus, password FROM master..sysxlogins

WHERE srvid IS NULL AND name <> 'sa'

ELSE

DECLARE login_curs CURSOR FOR

SELECT sid, name, xstatus, password FROM master..sysxlogins

WHERE srvid IS NULL AND name = @login_name

OPEN login_curs

FETCH NEXT FROM login_curs INTO @SID_varbinary, @name, @xstatus, @binpwd

IF (@@fetch_status = -1)

BEGIN

PRINT 'No login(s) found.'

CLOSE login_curs

DEALLOCATE login_curs

RETURN -1

END

SET @tmpstr = '/* sp_help_revlogin script '

PRINT @tmpstr + ' -- '

SET @tmpstr = '** Generated '

+ CONVERT (varchar, GETDATE()) + ' on ' + @@SERVERNAME + ' */'

PRINT @tmpstr + ' -- '

PRINT '' + ' -- '

PRINT 'DECLARE @pwd sysname' + ' -- '

WHILE (@@fetch_status <> -1)

BEGIN

IF (@@fetch_status <> -2)

BEGIN

PRINT ''

SET @tmpstr = '-- Login: ' + @name

PRINT @tmpstr + ' -- '

IF (@xstatus & 4) = 4

BEGIN -- NT authenticated account/group

IF (@xstatus & 1) = 1

BEGIN -- NT login is denied access

SET @tmpstr = 'EXEC master..sp_denylogin ''' + @name + ''''

PRINT @tmpstr + ' -- '

END

ELSE BEGIN -- NT login has access

SET @tmpstr = 'EXEC master..sp_grantlogin ''' + @name + ''''

PRINT @tmpstr + ' -- '

END

END

ELSE BEGIN -- SQL Server authentication

IF (@binpwd IS NOT NULL)

BEGIN -- Non-null password

EXEC sp_hexadecimal @binpwd, @txtpwd OUT

IF (@xstatus & 2048) = 2048

SET @tmpstr = 'SET @pwd = CONVERT (varchar(256), ' + @txtpwd + ') -- '

ELSE

SET @tmpstr = 'SET @pwd = CONVERT (varbinary(256), ' + @txtpwd + ') -- '

PRINT @tmpstr

EXEC sp_hexadecimal @SID_varbinary,@SID_string OUT

SET @tmpstr = 'EXEC master..sp_addlogin ''' + @name

+ ''', @pwd, @sid = ' + @SID_string + ', @encryptopt = '

END

ELSE BEGIN

-- Null password

EXEC sp_hexadecimal @SID_varbinary,@SID_string OUT

SET @tmpstr = 'EXEC master..sp_addlogin ''' + @name

+ ''', NULL, @sid = ' + @SID_string + ', @encryptopt = '

END

IF (@xstatus & 2048) = 2048

-- login upgraded from 6.5

SET @tmpstr = @tmpstr + '''skip_encryption_old'''

ELSE

SET @tmpstr = @tmpstr + '''skip_encryption'''

PRINT @tmpstr + ' -- '

END

END

FETCH NEXT FROM login_curs INTO @SID_varbinary, @name, @xstatus, @binpwd

END

CLOSE login_curs

DEALLOCATE login_curs

RETURN 0