Oracle DBA 日常工作中,比较常见的就是添加表空间数据文件,如果不使用 OMF 参数,将会是一件麻烦的工作。 ☀️ OMF 介绍 Oracle 的 OMF 全称 “Oracle managed file”,即 Oracle 文件管理。 使用OMF 可以简化管理员的管理工作,不用指定文件的名字、大小、路径,其名字,大小,路径由 oracle 自动分配。 当删除不...
Using Oracle Managed Files simplifies the administration of an Oracle Database. Oracle Managed Files eliminate the need for you, the DBA, to directly manage the operating system files that comprise an Oracle Database. With Oracle Managed Files, you specify file system directories in which the data...
Using OracleManaged Files does not eliminate any existing functionality. Existing databasesare able to operate as they always have. New files can be created as managedfiles while old ones are administered in the old way. Thus, a database can havea mixture of Oracle managed and unmanaged files....
Oracle Databaseautomatically removes old Oracle Managed Files when they are no longer needed.Much disk space is wasted in large systems simply because no one is sure if aparticular file is still required. This also simplifies the administrative taskof removing files that are no longer required on...
1. ASM实例有自己的初始化参数 – $ORACLE_HOME/dbs/spfile+ASM.ora 2. ASM不需要控制文件3. ASM...
Oracle Managed Files可以简化Oracle数据库的管理,Oracle Managed Files 使 DBA 无需直接管理构成 Oracle 数据库的操作系统文件。 一、 关于oracle的托管文件 1.1. 什么是OMF文件 Oracle Managed Files可以简化Oracle数据库的管理,Oracle Managed Files 使 DBA 无需直接管理构成 Oracle 数据库的操作系统文件。使用 Oracle...
UNDOTBS1 /u01/app/oracle/oradata/orcl/undotbs01.dbf YES 23:16:52 SYS@orcl> alter system set db_create_file_dest='/u01/app/oracle/oradata/orcl/'; System altered. 23:17:40 SYS@orcl> show parameter DB_CREATE_FILE_DEST NAME TYPE VALUE ...
Oracle Database automatically removes old Oracle Managed Files when they are no longer needed. Much disk space is wasted in large systems simply because no one is sure if a particular file is still required. This also simplifies the administrative task of removing files that are no longer requir...
9 RegisterLog in Sign up with one click: Facebook Twitter Google Share on Facebook OMF Encyclopedia Wikipedia Category filter: AcronymDefinition OMFOpen Media File OMFOracle Managed File OMFOpen Media Framework OMFOpen Message Format OMFOral Maxillofacial Surgery(dentistry) ...
第十一章:Using Oracle-Managed Files OMF? OMF 是一种oracle 管理 物理文件的一种文件系统界面方式,可以管理如下文件: Tablespace Redo log file Control files Archived logs Block change tracing files; Flashback logs; RMAN backups Who Can Use OMF? 1、支持LVM 或者文件系统提供大型的可扩展的文件的数据库...