Prior to 11.1, many people might have known that Oracle database history passwords could be restored through alter user identified by values password, but several problems occurred in 11g:1. Dba_users no password record (null value), this problem
Oracle non-critical file recovery, redo, temporary files, index files, password files, and oracleredo
The Application of Incremental backup is in the rediscovery stage and is no longer in the restore stage.
Learn about the database settings
Application of incremental backup in recovery phase, no longer restore phaseUnderstanding the Database Settings table:Sql>desc database_propertiesName Null? Type----------------------------------------- --------
The password file of Oracle is located in the $ ORACLE_HOME/DBS directory. The naming rule is orapw . If sid = linuxdb, the file name is orapwlinuxdb. The file is encrypted, if you use the text editing tool to open it, you will see Garbled
1. Oracle 10g1. 1 Description
In Oracle 10 Gb, passwords are case-insensitive by default. This is due to the default parameters of the password file.
C: \ Users \ administrator. David Dai> orapwd
Usage: orapwd file = entries = force =
A complete set of common Oracle commands
A complete set of common Oracle commands
The ORACLE tutorial is a complete set of common Oracle commands.
Chapter 1: Log Management
1. forcing log switches
SQL> alter system switch logfile;
2. forcing
Oracle 11G R2 replicuard construction in CentOS 5.11
Datagard is a disaster tolerance solution for Oracle Enterprise Edition. It is widely used in enterprises and I will record the setup process for backup.Host Name database version Instance name
Oracle|word
Database-built users cannot authenticate to the database until the database is started.
The password file holds the username and password of the Sysdba/sysoper user, allows the user to authenticate by password file, log in before the
Test the sqlnet. ora and password files of Oracle
Test the sqlnet. ora and password files of Oracle
Check whether sqlnet. ora is available. [Oracle @ localhost ~] $ Cd $ ORACLE_HOME[Oracle @ localhost dbhome_1] $ cd network[Oracle @ localhost
Configuration process of maximum performance mode of physical volume uard
Master Database Host edbjr2p1
Slave Database Host edbjr2p2
1. Create a master database
[Root @ edbjr2p1 ~] # Xhost +
Access control disabled, clients can connect from any host
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.