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

IF NOT EXISTS (SELECT name FROM master.dbo.sysdatabases WHERE name = N'sjtoyoshodb')
CREATE DATABASE [sjtoyoshodb] ON (NAME = N'sjtoyoshodb_Data', FILENAME = N'D:\fes\sjtoyoshosql\data\sjtoyoshodb_Data.MDF' , SIZE = 100, FILEGROWTH = 10%) 
LOG ON (NAME = N'sjtoyoshodb_Log', FILENAME = N'D:\fes\sjtoyoshosql\data\sjtoyoshodb_Log.LDF' , SIZE =50, FILEGROWTH = 10%)
GO