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sys.sp_defaultdb

  No additional text.


Syntax
create procedure sys.sp_defaultdb
    @loginame   sysname,	-- login name
    @defdb      sysname     -- default db
as
    -- SETUP RUNTIME OPTIONS / DECLARE VARIABLES 
	set nocount on
	declare @exec_stmt nvarchar(4000)
	declare @ret	int    -- return value of sp call

    -- DISALLOW USER TRANSACTION 
	set implicit_transactions off
	IF (@@trancount > 0)
	begin
		raiserror(15002,-1,-1,'sys.sp_defaultdb')
		return (1)
	end

    -- VALIDATE LOGIN NAME:
	execute @ret = sys.sp_validname @loginame
	if (@ret <> 0)
        return (1)

    -- VALIDATE DATABASE NAME 
	if @defdb is null
	begin
		raiserror(15010,-1,-1,@defdb)
		return (1)
	end

	BEGIN TRANSACTION
		-- LOCK LOGIN 
	EXEC %%LocalLogin(Name = @loginame).Lock(Exclusive = 0)

    -- ADD ROW FOR NT LOGIN IF NEEDED 
	if @@error <> 0	-- not found
    begin
        execute @ret = sys.sp_MSaddlogin_implicit_ntlogin @loginame
        if (@ret <> 0)
	    begin
			ROLLBACK TRANSACTION
		    raiserror(15007,-1,-1,@loginame)
		    return (1)
	    end
		-- login locked
    end

    -- CHANGE DEFAULT DATABASE 
	set @exec_stmt = 'alter login ' + quotename(@loginame) +
				' with default_database = ' + quotename(@defdb)

	exec (@exec_stmt)

	if @@error <> 0
	begin
		ROLLBACK TRANSACTION
		return (1)
	end

    COMMIT TRANSACTION

    -- RETURN SUCCESS 
	return (0) -- sp_defaultdb

 
Last revision 2008RTM
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