DB_RECOVERY_FILE_DEST_SIZE这个是session级的命令，不用重启；
startup mount; 2)设置db_recovery_file_dest和db_recovery_file_dest_size参数 alter system set db_recovery_file_dest='/oracle/ora11gR2/flash_recovery_area'; alter system set db_recovery_file_dest_size=4g scope=spfile; show parameter db_recovery_file_dest 3)开启闪回功能 alter database flashbac...
LOG_ARCHIVE_DESTはLOG_ARCHIVE_DEST_nまたはDB_RECOVERY_FILE_DESTと一緒に使用でき ません。 为了设置 log_archive_dest,清空 DB_RECOVERY_FILE_DEST: SQL> alter system set DB_RECOVERY_FILE_DEST=''; システムが変更されました。 SQL> alter system set log_archive_dest='/oradata1'; システム...
oracle数据库采用spfile启动,如果需要迁移FlashRecoveryArea到新的位置,而且Flashbacklog文件也存储到迁移后的位置,下面的操作步骤是没有排序的1)Shutdowntheinstance.2)ChangethevalueoftheDB_RECOVERY_FILE_DESTinitializationparametertoanewvalue.3)ExecutetheALTERDATABASEFLASHBACKOFFcommand.4)Startuptheinstanceandmountth...
SQL> SQL> shutdown immediate;Database closed.Database dismounted.ORACLE instance shut down.SQL> startup;ORACLE instance started.Total System Global Area 5.1310E+10 bytes Fixed Size 2240344 bytes Variable Size 3.1407E+10 bytes Database Buffers 1.9864E+10 bytes Redo Buffers 36098048 bytes Data...
db_recovery_file_dest_size of 4096 MB is 0.00% used. This is a user-specified limit on the amount of space that will be used by this database for recovery-related files, and does not reflect the amount of space available in the underlying filesystem or ASM diskgroup. ...
alter_system_set_clause::= Description of the illustration alter_system_set_clause.eps set_parameter_clause::= Description of the illustration set_parameter_clause.eps alter_system_reset_clause::= Description of the illustration alter_system_reset_clause.eps ...
oracle数据库采用spfile启动,如果需要迁移FlashRecoveryArea到新的位置,而且Flashbacklog文件 也存储到迁移后的位置,下面的操作步骤是没有排序的 1)Shutdowntheinstance. 2)ChangethevalueoftheDB_RECOVERY_FILE_DESTinitializationparametertoanewvalue. 3)ExecutetheALTERDATABASEFLASHBACKOFFcommand. 4)Startuptheinstancean...
alter_system_reset_clause The alter_system_reset_clause is for use in a Real Application Clusters environments. It gives you separate control for an individual instance over parameters that may have been set for all instances in a server parameter file. The SCOPE clause has the same behavior as...
altersystem|sessionsetevents ‘[eventnumber|immediate]trace name eventname[forever][, level levelnumber]: …….’ 通过:符号,可以连续设置多个事件,也可以通过连续使用alter session set events来设置多个事件。 格式说明: eventnumber指触发dump的事件号,事件号可以是Oracle错误号(出现相应错误时跟踪指定的事件)...