日期:2014-05-18 浏览次数:20515 次
-- 检查完整备份目录和bak文件是否存在 SET @BackClass = 'Full' SET @BackName = @DBName + @fh2 + @BackClass SET @BackupDir = '' SET @BackupDir = @Drv + @fh1 + @BackClass --目录 USE master CREATE TABLE #t(a INT,b INT,c INT) INSERT INTO #t EXEC xp_fileexist @BackupDir --bak文件 SET @BackupFile = '' SET @BackupFile = @BackupDir + @fh1 + @DBName + @fh2 + @BackClass + @fh2 + @ym + @bak EXEC xp_fileexist @BackupFile , @num OUTPUT -- (1 = 存在,0 = 不存在) -------------------------------------------------------------------------- -- 无目录 IF exists(SELECT * FROM #t WHERE b=0) BEGIN --创建目录 DECLARE @CMDStr VARCHAR(100) SET @cmdstr = 'mkdir' + ' ' + @BackupDir EXEC xp_cmdshell @CMDStr --执行完整备份,备份到新的bak文件,文件名后不加当日号数@d SET @BackupFile = '' SET @BackupFile = @BackupDir + @fh1 + @DBName + @fh2 + @BackClass + @fh2 + @ym + @bak BACKUP DATABASE @DBName TO DISK = @BackupFile WITH NOFORMAT, NOINIT, NAME = @BackName, SKIP, NOREWIND, NOUNLOAD, STATS = 10, CHECKSUM END -------------------------------------------------------------------------- -- 有目录无文件 IF exists(SELECT * FROM #t WHERE b=1) AND @num = 0 BEGIN -- 执行完整备份(备份到新的bak中,bak文件名后不加当日号数@d) SET @BackupFile = '' SET @BackupFile = @BackupDir + @fh1 + @DBName + @fh2 + @BackClass + @fh2 + @ym + @bak BACKUP DATABASE @DBName TO DISK = @BackupFile WITH NOFORMAT, NOINIT, NAME = @BackName, SKIP, NOREWIND, NOUNLOAD, STATS = 10, CHECKSUM END -------------------------------------------------------------------------- -- 有目录有文件 IF exists(SELECT * FROM #t WHERE b=1) AND @num = 1 BEGIN -- 执行完整备份,备份到新的bak,文件名后加上当日号数@d) SET @BackupFile = '' SET @BackupFile = @BackupDir + @fh1 + @DBName + @fh2 + @BackClass + @fh2 + @ym + @fh2 + @d + @bak BACKUP DATABASE @DBName TO DISK = @BackupFile WITH NOFORMAT, NOINIT, NAME = @BackupName, SKIP, NOREWIND, NOUNLOAD, STATS = 10, CHECKSUM END -------------------------------------------------------------------------- DROP TABLE #t
-----------完整备份语句块------------------ BACKUP DATABASE @DBName TO DISK = @BackupFile WITH NOFORMAT, NOINIT, NAME = @BackName, SKIP, NOREWIND, NOUNLOAD, STATS = 10, CHECKSUM[/color] -- 检查完整备份目录和bak文件是否存在 SET @BackClass = 'Full' SET @BackName = @DBName + @fh2 + @BackClass SET @BackupDir = '' SET @BackupDir = @Drv + @fh1 + @BackClass --目录 USE master CREATE TABLE #t(a INT,b INT,c INT) INSERT INTO #t EXEC xp_fileexist @BackupDir --bak文件 SET @BackupFile = '' SET @BackupFile = @BackupDir + @fh1 + @DBName + @fh2 + @BackClass + @fh2 + @ym + @bak EXEC xp_fileexist @BackupFile , @num OUTPUT -- (1 = 存在,0 = 不存在) -------------------------------------------------------------------------- -- 无目录 IF exists(SELECT * FROM #t WHERE b=0) BEGIN --创建目录 DECLARE @CMDStr VARCHAR(100) SET @cmdstr = 'mkdir' + ' ' + @BackupDir EXEC xp_cmdshell @CMDStr --执行完整备份,备份到新的bak文件,文件名后不加当日号数@d SET @BackupFile = '' SET @BackupFile = @BackupDir + @fh1 + @DBName + @fh2 + @BackClass + @fh2 + @ym + @bak >>>>>>>>调用完整备份语句块 END -------------------------------------------------------------------------- -- 有目录无文件 IF exists(SELECT * FROM #t WHERE b=1) AND @num = 0 BEGIN -- 执行完整备份(备份到新的