WebUsing group numbers can make administering redo log groups easier. However, the group number must be between 1 and MAXLOGFILES. Do not skip redo log file group numbers … Web15. aug 2007 · Ensure your redo log group is INACTIVE by querying V$LOG. If ACTIVE, switch the log (ALTER SYSTEM SWITCH LOGFILE) and wait until the status is INACTIVE. Next, drop the online redo log (with the ALTER DATABASE DROP LOGFILE GROUP x) command. With the group removed, add the group anew in the new location (ALTER …
ORACLE数据库的比较常用命令
WebAn instance requires at least two groups of redo log files, regardless of the number of members in the groups. (A group comprises one or more members.) You can drop a redo log group only if it is inactive. If you must drop the current group, then first force a log … Every Oracle Database has a control file, which is a small binary file that records … Oracle ASM uses disk groups to store data files; an Oracle ASM disk group is a … Column Datatype Description; SID. NUMBER. Session identifier. STATISTIC# … This is a text description of admin052.gif. This image shows two disks, DISK A and … This is a text description of admin054.gif. The image shows how LGWR reuses … Web24. mar 2024 · 恢复操作最关键的结构是重做日志,它由两个或多个预先分配的文件组成,在数据库发生更改时这些文件存储所有更改。Oracle数据库的每个实例都有一个相关的重做日志,以在实例故障情况下保护数据库。1.重做线程在多数据库实例的环境中,每个数据库实例的重做日志也被称为一个重做线程。 synonyms of moored
ACTIVE Status of Redo log - Ask TOM - Oracle
Web15. jan 2024 · Goal. You created standby redo log groups on the physical standby database, but some of them showUNASSIGNED status all the time. There are 3 online groups on the … WebRedo log files are filled with redo records.. A redo record, also called a redo entry, is made up of a group of change vectors, each of which is a description of a change made to a … WebThanks for info. So all the dirty blocks need to be written to disk after each checkpoint. After that is done the status becomes 'INACTIVE'. Just that sometimes this is very unpredictable. thalassa tourcoing