oracle dump database

Differential backup: Back up data based on full backup. Because the tar command cannot implement differential backup, this article explains how to use the dump and restore commands. Of course, the dump and restore commands can also implement full

Oracle Common Dump command Memory Dumps 1). Global Area ALTER session SET The EVENTS ' immediatetrace name Global_area level n '; 1 contains PGA 2 contains SGA 4 contains UGA 8 contains indrect memory 2). Library Cache ALTER session SET The EVENTS '

One, Oracle trace fileThere are three types of Oracle trace files, a background alarm log file that records the activity of the background process during startup, shutdown, and operation of the database, such as tablespace creation, rollback segment

One, Oracle trace FileOracle trace files are grouped into three categories: One is the background alarm log file that records the activity of the background process during startup, shutdown, and running of the database , such as table space

I,OracleTracking FileThere are three types of Oracle tracking files: One is the background alarm log file, which recordsDatabaseActivities of background processes during startup, shutdown, and running, such as creating tablespaces, creating

Oracle Trace Files Oracle trace files are grouped into three categories: One is the background alarm log file that records the activity of the background process during startup, shutdown, and running of the database, such as table space creation,

1. dump redo description For the Dump redo log example, the [ID 1031381.6] documentation on MOS is described in detail. Dump has two methods: (1) run the 'alter session' command dumpredo header. (2) run the 'alter system dump logfile' command to

When the database has a serious performance problem or hang, the server side Sqlplus also can not connect, at this time if you want to get the current state information of the database, in order to diagnose afterwards, then we very much need to

When doing some comparative kernel research on Oracle, the dump command is used to dump the information in the database into the trace file. This article simply describes using the dump command to dump the information in a data block into a trace

SystemState Dump introduction by janezhang-oracle on December 13, 2012When a database has a serious performance problem or hang, we are very much in need of systemstate dump to know what the process is doing, waiting for what, who is the resource