SqlServer批量压缩数据库日志-多数据库批量作业,批量备份还原

--作业定时压缩脚本 多库批量操作DECLARE @DatabaseName NVARCHAR(50)DECLARE @ExecuteSql NVARCHAR(MAX)SET @ExecuteSql=''DECLARE name_cursor CURSORFORSELECT name FROM  master..sysdatabases WHERE name NOT IN ( 'master', 'model', 'msdb', 'tempdb', 'northwind','pubs' ) OPEN name_cursor;  FETCH NEXT FROM name_cursor INTO @DatabaseName;  WHILE @@FETCH_STATUS = 0    BEGIN       SET @ExecuteSql =''SET @ExecuteSql +='    USE ['+@DatabaseName+'];DECLARE @Error INTSET @Error=(SELECT TOP 1 size/128.0 - CAST(FILEPROPERTY([NAME], ''SpaceUsed'') AS int)/128.0 AS AvailableSpaceInMB FROM sys.database_files ORDER BY [NAME] DESC)--PRINT @ErrorIF(@Error>1)BEGINALTER DATABASE ['+@DatabaseName+']　　--数据库名字SET RECOVERY SIMPLE;　　--设置简单恢复模式DBCC SHRINKFILE ([YiDianTongV2], 1);　　--(M)不能小于1M,DBCC SHRINKFILE ([YiDianTongV2_log], 1);　　--(M)不能小于1MALTER DATABASE ['+@DatabaseName+']SET RECOVERY FULL;　　--恢复为原来完整模式END'        PRINT @ExecuteSql; --打印EXEC(@ExecuteSql)  --执行        FETCH NEXT FROM name_cursor INTO @DatabaseName;      END;  CLOSE name_cursor;  DEALLOCATE name_cursor;  

DECLARE @DatabaseName NVARCHAR(50)DECLARE @ExecuteSql NVARCHAR(MAX)SET @ExecuteSql=''DECLARE name_cursor CURSORFORSELECT name FROM  master..sysdatabases WHERE name NOT IN ( 'master', 'model', 'msdb', 'tempdb', 'northwind','pubs')  AND name LIKE '%mh%'OPEN name_cursor;  FETCH NEXT FROM name_cursor INTO @DatabaseName;  WHILE @@FETCH_STATUS = 0    BEGIN       SET @ExecuteSql =''SET @ExecuteSql ='USE ['+@DatabaseName+'];'SET @ExecuteSql +='这里换成要执行的sql语句'        PRINT @ExecuteSql; --打印--EXEC(@ExecuteSql)  --执行        FETCH NEXT FROM name_cursor INTO @DatabaseName;      END;  CLOSE name_cursor;  DEALLOCATE name_cursor;  

/************************************************************ * 数据备份脚本： * 1.运行前，请根据实际配置修改相应账户信息； * 2.请将脚本执行结果另存为批处理文件，执行批处理文件即可； ************************************************************/ DECLARE @name        NVARCHAR(200)  DECLARE @path        NVARCHAR(500)   DECLARE @dbServer    NVARCHAR(500) DECLARE @dbUserName  NVARCHAR(500)   DECLARE @dbUserPwd   NVARCHAR(500)   --备份文件存放路径SET @path = 'E:\05_DataBase_bakup\'   --数据库服务器SET @dbServer = '.'   --数据库用户名        SET @dbUserName = 'sa'  --数据库用户密码         SET @dbUserPwd = '123'        DECLARE cursors CURSOR  FOR    --查询集合    SELECT [name]    FROM   [sysdatabases]    WHERE  NAME NOT IN ('master', 'tempdb', 'model', 'msdb')              OPEN cursors                        FETCH NEXT FROM cursors INTO @name  WHILE @@fetch_status = 0BEGIN    --遍历集合     PRINT 'osql -S ' + @dbServer + ' -U ' + @dbUserName + ' -P ' + @dbUserPwd +     ' -Q "BACKUP DATABASE ['    + @name + '] TO DISK = ''' + @path +    '[%date:~0,4%%date:~5,2%%date:~8,2%]' + @name + '.bak''"'     FETCH NEXT FROM cursors INTO @nameEND CLOSE cursors                 DEALLOCATE cursors

/************************************************************ * 生成批量还原数据库脚本 ************************************************************/DECLARE @name         NVARCHAR(200)  DECLARE @fileName     NVARCHAR(200)  DECLARE @path         NVARCHAR(500)  DECLARE @restorePath  NVARCHAR(500)   DECLARE @dbServer     NVARCHAR(500) DECLARE @dbUserName   NVARCHAR(500)   DECLARE @dbUserPwd    NVARCHAR(500)   --数据库备份文件存放路径SET @path = 'E:\05_DataBase_bakup\' --数据库还原后的文件存放路径  SET @restorePath = 'E:\db2008\'   --还原到的数据库服务器SET @dbServer = '192.168.0.7,1501\SQL2008'   --还原到的数据库用户名       SET @dbUserName = 'netuser'  --还原到的数据库用户密码        SET @dbUserPwd = 'netuser2008'        DECLARE cursors     CURSOR  FOR    --查询集合    --注意：这里将数据库文件的物理路径替换掉了一部分，只保留数据库名称        SELECT [name],           REPLACE  (REPLACE(FILENAME, 'E:\01.数据库\', ''), '.mdf', '') AS            [fileName]    FROM   [sysdatabases]    WHERE  NAME NOT IN ('master', 'tempdb', 'model', 'msdb')                OPEN cursors                        FETCH NEXT FROM cursors INTO @name,@fileName                                                                 WHILE @@fetch_status = 0BEGIN    --遍历集合    PRINT 'osql -S ' + @dbServer + ' -U ' + @dbUserName + ' -P ' + @dbUserPwd +    ' -Q "RESTORE DATABASE [' + @name + '] FROM DISK = ''' + @path + @name +    '.bak'' WITH  FILE = 1,  MOVE N''' + @fileName + ''' TO N''' + @restorePath     + @name    + '.mdf'',  MOVE N''' + @fileName + '_log'' TO N''' + @restorePath + @name +    '.LDF'', NOUNLOAD,  REPLACE,STATS = 10'     FETCH NEXT FROM cursors INTO @name,@fileNameEND CLOSE cursors                 DEALLOCATE cursors