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At this time, I found a good document for recovery and backup. I only wanted to start Oracle database development. So I only studied logminer. Others for the moment, but only excerpted some of them. Oracle availability plan: • Computer faults: Quick Start of fault
, but the tablespace is not yet associated ; mariadb[hellodb]>altertablestudentsimporttablespace; queryok,0rowsaffected (0.02NBSP;SEC)Data and table structure validation actions:to verify; mariadb[hellodb]>select*fromstudents;. +-------+---------------+-----+--------+---------+-----------+ |stuid|name |Age|Gender|ClassID| teacherid| +-------+---------------+-----+--------+---------+-----------+ |1|shi Zhongyu|22|M| 2|3| | 2|shipotian|22|m |1| 7| |3|xieyanke |53|m|2| 16| |4|dingdian |32|M| 4|4|
/gaoERROR:Ora-01045:user C # #ERIC lacks CREATE SESSION privilege; Logon denied----have no permissions, we can give it permission individually, or we can assign a role to it.Warning:you is no longer connected to ORACLE.Sql> Conn/as SYSDBAConnected.Sql> Grant DBA to C # #eric Container=all; ---to its DBA role, with a role scope covering all containersGrant succeeded.Sql> Conn C # #eric/gaoConnected. ---connection succeededTo switch containers:Start the container
Database is a key part of information system construction. Therefore, database backup and recovery are very important. This article describes how to improve the efficiency of backup and recovery for the DB2
.arcApplied logs.Media recovery is completed.SQL> alter database open;The database has been changed.3.2 restore data files onlineAlter tablespace users offline;Restore data filesRestore data filesAlter tablespace users online;The system and undo tablespaces must be restored in the mounted state.3.3 flashback recovery a
... Because it is a test environment, there is no backup, but some data in it is required, so I tried to use unconventional recovery methods. Cold backup of existing environment first !!!!!!!!!!!!!!!! Create a pfile: Create pfile from spfile; Modify the two parameters in pfile # *. Undo_tablespace = 'undotbs1' *. Undo_management = MANUAL Then start with this
=%backpath_full%. DMP SET backpath= SET backpath_full= EXITRecommendation IV:RMAN target=rman/[email protected] Recommendation Five: Edit the cmd command in the text. Then save it as a bat file. When you define a task schedule in Windows, you It can be executed automatically. Cases: Edit a text file Del c:\exp\*.dmp Exp userid=cw/[email protected] file= ' c:\exp\*.dmp ' tables= (student) Save As BAT file Recommendation Six: Write a simple batch file bac
oracle| Backup | notes | recovery User-defined database backups Type of Backup Backup methods Example Data files Operating system commands or tools C:\COPY Datafile1.ora Datafile.bak Archive Redo log files Operating syste
Environment OS: centOS6.3oracle: Version11.2.0.1.0 enterprise needs to restore Directory: $ ORACLE_BASEoradatamd or u01apporacleoradatamd cold Backup Directory: tmpcoldbackup error description during oracle cold Backup Recovery (the database is closed ), copy the cold
Oracle backup recovery overview introduces that backup recovery is an important technology of oracle. Of course, we 'd better not use this technology, just as we do not need to go to the hospital. When you open the
Oracle has been releasing Oracle for 12C for some time and Oracle has only 64-bit releases and no 32-bit version. Our system installation environment is CentOS 6.5 x86_64. 1. Install Oracle Dependency PackModify the Yum configuration and install 32-bit and 64-bit RPM by defa
set Next, end configurationStart monitoringLsnrctl startViewing the Listening statusLsnrctl startTurn off monitoringLsnrctl stopCreate a database user and table spaceSqlplus/as SYSDBACREATE TABLE Space create tablespace SDE datafile ‘/data/oracle/app/oradata/ORCL/datafile/SDE1.dbf‘ size 1g autoextend on; alter tablespace SDE add datafile ‘/data/oracle/app/orad
here. Also, careful readers should find out that I am a very careful person, my control files are in two copies. In this case, if one of my control files is accidentally deleted or damaged, I have another control file to ensure the normal operation and startup of my database (I accidentally introduced the multiplexing technology in advance ...... More detailed configuration and resolution will be provided later ).I want to go into details about the r
Label: Customer a test environment, the host abnormal power outage, after startup found that undo file corruption, unable to start, in the open stage error as follows: Errors in FILE/U01/APP/ORACLE/DIAG/RDBMS/CDRDB/CDRDB/TRACE/CDRDB_ORA_4109.TRC: Ora-01122:database File 3 failed verification check Ora-01110:data file 3: '/U01/APP/ORACLE/ORADATA/CDRDB/UNDOTBS01.DB
Step tutorial on installing Oracle 12c Release Database in win10, win1012c Install Oracle 12c Release Database in win10 In general, download and decompress the package and go to the official website. Double-click to sta
Oracle RAC backup and recovery Voting Disks Oracle RAC add and delete Voting Disks reference: http://www.bkjia.com/database/201303/195591.html Oracle RAC does not need to back up and re
Oracle provides a wide range of Flexible backup, restoration, and recovery management mechanisms and measures! The three concepts must be clarified first: Backup-Backup: "photographing" and archiving based on status points Restore-restore: Roll Back To The statu
; Recommended reading: Oracle Tutorial: User-managed backup and recovery-control file backup and recovery The control file is used to record and maintain the physical structure of the database. It records all data files that need
Oracle 12c has a new feature that can archive data in the database, hide infrequently accessed data from the application, and set it to inactive. Of course, it can also be displayed at the session level. This is achieved through the row archival visibility parameter, which can be set to two values, active or all. Active is the data that shows the activity, and al
Tags: Oracle backup RecoveryIn database maintenance, backup or recovery is the most serious issue. Although database systems are slow to run,but for the loss of database data, obviously
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