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Oracle user password. Check the limits.conf file parameters, in my version, there is no need to change. But to add a line of Oracle stack 10240 Check the sysctl.conf parameter and do not need to modify it in my version. Finally, run the next file. [Learn] Install Oracle Enterprise Linux (v5.7)-(1/5) http://www.cnblog

Os:redhat as 4 Oracle:oracle10gr2 The customer presents a request to demonstrate the recovery of RAC DB to single-instance, and their purpose is to verify the backup effectiveness of the production environment Here are the ideas and the main steps: 1. First generate an init parameter file under RAC DB 2, modify parameters, Cluster_database to false and shielding Local_listener and other parameters rela

• List the actions that occur when you perform a table space point-in-time restore (TSPITR) • Illustrate the definition of terms used by Tspitr • Determine the conditions that are appropriate for using TSPITR as a solution • Determine the correct target time for point-in-time recovery • Identify situations where tspitr cannot be used and how to resolve them · Perform an automatic tspitr Tablespace Point-in-time recovery (TSPITR): Concept • By executing TSPITR, you can quickly resto

SQL> select * from v $ version; BANNER--------------------------------------------------------------------------------Oracle Database 11g Enterprise Edition Release 11.2.0.1.0-64bit ProductionPL/SQL Release 11.2.0.1.0-ProductionCORE 11.2.0.1.0 ProductionTNS for Linux: Version 11.2.0.1.0-ProductionNLSRTL Version 11.2.0.1.0-Production Sometimes there is a background wait event: db file async I/O submit This w

Oracle GoldenGate (OGG) synchronizes data between the same DB on heterogeneous OS.The functions that OGG can achieve:You can fine-tune to a single-table synchronization, a rows synchronization that meets a specific where condition, and specify the synchronization for column.OGG's rivals: IBM Cdc;dell Shareplex;dsg;dds, etc.Environment Description:Source: Windows 2003x64bit,

operations that the entity can perform.When you create a user, you must determine which validation method to use, and you can modify this method later. Password:Also known as Oracle DB authentication. Each user created has an associated password that must be provided when the user attempts to establish a connection. When you set a password, you can invalidate the password immediately.This forces the user t

One. DB file Parallel Write wait eventQuote from the following blog:Http://oradbpedia.com/wiki/Wait_Events_-_db_file_parallel_writeDB file Parallel writeThe db file parallel write wait event belongs to the Oracle database writer (DBWR) process because it is the only process that writes blocks from the SGA to the data file. When it is written, the DBWR process com

Tags: oracle rhel7 Oracle DB RHEL 7RHEL 7 was opened for download in 2014 and can be found in the "Certifications" section of MOS:12.1.0.2 passed the certification on the RHEL7.12.1.0.1 failed to pass the certification on RHEL7.11.2.0.4 passed the certification on the RHEL7.11.2.0.3 failed to pass the certification on RHEL7.Some other points of knowledge:1. There

New Features of Oracle DB 12c: raw device bare devices are no longer supported, oracle12c New Feature of Oracle DB 12c: raw device is no longer supported. Reference:Announcement of De-Support of using RAW devices in Oracle Database Version 12.1 (Doc ID 578455.1) Details:De-S

DB Notes (Oracle)A Oracle installation, service startup, database setup, user establishment (skip).Two SELECT statement:(i), single-line function:1. Expressions and null calculations, the result is null, that is, no display (that is, the data is missing!). ）。 So the general function nvl (column name, replacement value), such as NVL (sal,0).2. String concatenation

Prerequisite: The Oracle 12c database is installed, there is already a DB instance XE, login user/password: system/oralceI'm using a Docker-installed instance of Oracle 12c:8080:80801521:1521 -v/home/Specific reference https://hub.docker.com/r/sath89/oracle-12c/Note: with "-e vnc_password=1. Log in to

because the EBS form interface has an error, is a small bug, the following to make a small patch fix. "The following procedure does not stop the library"Decompression P8496830_111070_linux-x86-64.zipCD 8496830$ORACLE _home/opatch/opatch Apply-invptrloc/u01/erpt1/db/tech_st/11.1.0/orainst.loc[email protected] 8496830]$ $ORACLE _home/opatch/opatch apply-invptrloc/u

Database Home > Related LinksRELATED LINKS) "Area >" Alert Log Content (Alertlog content) " View Alert logs Each database has a alert_if $oracle_base is set, this file is stored by default in the$ORACLE the _base/diag/rdbms/Database alert files are log files that list messages in chronological order, such as:? Any non-default initialization parameters that are used at startup? All internal errors (ORA-600), block corruption errors (ORA-1

Solve the problem that PLSQL Developer cannot be used to connect to Oracle DB in Windows x64bit environment, x64bitplsql This article is an original article. For more information, see the source: Http://blog.csdn.net/msdnchina/article/details/46416455 Solve the problem that PLSQL Developer cannot be used to connect to Oracle

Label:Oracle DB 12c new feature: Raw device is no longer supported. Reference from:Announcement of De-support of using RAW devices in Oracle Database Version 12.1 (Doc ID 578455.1) Details:De-support of RawThe directory for this article is a notification that the raw device is no longer supported in the Oracle Database 12.1 release.This means that if you use the

/sysaux01.dbf/u01/app/oracle/oradata/ test0924/fla_tbs02.dbf/u01/app/oracle/oradata/test0924/users01.dbf/u01/app/oracle/oradata/test0924/ example01.dbf/u01/app/oracle/oradata/test0924/fla_tbs01.dbf/u01/app/oracle/oradata/test0924/undotbs02.dbf/u01/ App/

• List table space recovery at execution time (TSPITR) operations that will occur • Definitions of terms used by TSPITR • determining the appropriate conditions for using TSPITR as a solution • determining the correct target time for time point recovery • determining the cases where TSPITR cannot be used and solution • Execute automatic TSPITR Table Space Time Point recovery (TSPITR): Concept • You can execute TSPITR to quickly restore one or more tablespaces to a previous time. • Executing TS

transaction is completed, and any new connections and transactions are disallowed after the command is run. After all active transactions are complete, the database shuts down the database in the same way as shutdown immediate. 4, SHUTDOWN abort This is the last move to close the database, but also in the absence of any way to close the database in the case only have to use the way, generally do not use. You might consider shutting down the database this way if the following conditions occur.　

versions of the 08.Oracle RAC cluster technology This course address: http://edu.51cto.com/course/10057.html 650) this.width=650; "Src=" https://s2.51cto.com/wyfs02/M00/98/99/wKioL1k-f2KiT9s4AAFWwLbqNN4078.jpg-wh_500x0-wm_ 3-wmp_4-s_3829977401.jpg "title=" RAC Architecture "alt=" Wkiol1k-f2kit9s4aafwwlbqnn4078.jpg-wh_50 "/>Second, pre-class preview Oracle Database Basics Introductory Tra

statement or modified in some way. A database event trigger is triggered when a specific event occurs in the database. Most triggers can be specified to be triggered before an event occurs or after an event occurs. For DML events, you can set the triggerdesigned to be triggered once when a statement is executed, or once per row is modified. Lock ? Prevents multiple sessions from changing the same data at the same time? is automatically obtained at the lowest possible level of the