删除oracle 归档日志.docx

删除oracle 归档日志用plsql登陆时提示“ORA-00257: archiver error. Connect internal only, until freed”，原来是日志满了，根据上述网址提供的步骤操作后就可以，即删除部分归档日志。1.首先查看当前flash recovery area使用情况C:windowssystem32sqlplus sys/fyzhorcl as sysdbaSQL*Plus: Release 11.2.0.1.0 Production on 星期三 9月 4 18:08:48 2013Copyright (c) 1982, 2010,Oracle. All rights reserved.连接到:Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit ProductionWith the Partitioning, OLAP, Data Mining and Real Application Testing optionsSQL show parameter log_archive_dest;NAME TYPE VALUE- - -log_archive_dest string-日志路径的value没有值log_archive_dest_1 string.省略log_archive_dest_state_1 stringenable.省略SQL set linesize 200SQL select * from V$FLASH_RECOVERY_AREA_USAGE;FILE_TYPE PERCENT_SPACE_USED PERCENT_SPACE_RECLAIMABLE NUMBER_OF_FILES- - - -CONTROL FILE 0 0 0REDO LOG 0 0 0ARCHIVED LOG99.980 97 发现已经使用了99.98%BACKUP PIECE 0 0 0IMAGE COPY 0 0 0FLASHBACK LOG 0 0 0FOREIGN ARCHIVED LOG 0 0 0已选择7行。2.清除部分日志采用rman方式清除日志C:windowssystem32rmanC:windowssystem32 connect target sys/fyzh恢复管理器: Release 11.2.0.1.0 - Production on 星期三 9月 4 18:35:02 2013Copyright (c) 1982, 2009, Oracle and/or its affiliates. All rights reserved.连接到目标数据库: ORCL (DBID=1351232595)RMAN crosscheck archivelog all;-先检查下使用目标数据库控制文件替代恢复目录分配的通道: ORA_DISK_1通道 ORA_DISK_1: SID=68 设备类型=DISK对归档日志的验证成功归档日志文件名=E:APPFUYINZHENFLASH_RECOVERY_AREAORCLARCHIVELOG2013_09_04O1_MF_1_329_92FRDR8G_.ARC RECID=77 STAMP=825262239对归档日志的验证成功.RMAN delete expired archivelog all;-删除过期的日志，本库没有过期的释放的通道: ORA_DISK_1分配的通道: ORA_DISK_1通道 ORA_DISK_1: SID=68 设备类型=DISK说明与资料档案库中的任何归档日志都不匹配-没有过期的，为了腾出空间，就指定到具体的时间将其删除。RMANdelete archivelog until time to_date(2013-09-04 13:00:00,yyyy-mm-dd hh24:mi:ss);或者 delete archivelog until time sysdate-1或者DELETE ARCHIVELOG ALL COMPLETED BEFORE SYSDATE-7; /删除七天前的归档 DELETE ARCHIVELOG FROM TIME SYSDATE-7; /删除七天到现在的归档 SQL select * from V$FLASH_RECOVERY_AREA_USAGE;FILE_TYPE PERCENT_SPACE_USED PERCENT_SPACE_RECLAIMABLE NUMBER_OF_FILES- - - -CONTROL FILE 0 0 0REDO LOG 0 0 0AR