Se poate!
Din T-SQL:
USE tempdb;
GO
CREATE SCHEMA S1;
GO
CREATE SCHEMA S2;
GO
CREATE TABLE S1.T(i INT);
GO
-- Move T from S1 to S2
ALTER SCHEMA S2 TRANSFER S1.T;
GO
SELECT * FROM S2.T;
GO
-- Clean-up
DROP TABLE S2.T;
DROP SCHEMA S1;
DROP SCHEMA S2;
Visual - right click in Object Explorer pe tabel, Design:

Cristian Andrei Lefter, SQL Server MVP
MCT, MCSA, MCDBA, MCAD, MCSD .NET,
MCTS, MCITP - Database Administrator SQL Server 2005
http://sqlserver.ro