IF EXISTS (SELECT name FROM master.dbo.sysdatabases WHERE name = N'fesmessenger')
BEGIN
BACKUP DATABASE [fesmessenger] TO  DISK = N'C:\fes\messengersql\backup\instsqlbackup.bak' WITH  INIT ,  NOUNLOAD ,  NAME = N'fesmessenger バックアップ',  NOSKIP ,  STATS = 10,  NOFORMAT 
DROP DATABASE [fesmessenger]
END

IF NOT EXISTS (SELECT name FROM master.dbo.sysdatabases WHERE name = N'fesmessenger')
CREATE DATABASE [fesmessenger] ON (NAME = N'fesmessenger_Data', FILENAME = N'C:\fes\messengersql\fesmessenger_Data.MDF' , SIZE = 100, FILEGROWTH = 10%) 
LOG ON (NAME = N'fesmessenger_Log', FILENAME = N'C:\fes\messengersql\fesmessenger_Log.LDF' , SIZE = 50, FILEGROWTH = 10%)
GO