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In-depth Oracle DB Link Creation Method

Oracle DB Link is not known to most people. This article mainly introduces how to create Oracle DB Link. The following mainly lists two common solutions. Example:Known: database 1: TEST1; database 2: TEST2Requirement: Create a DB Link from database 1 to database 2 Solution

[Book next] Install DB in Oracle Enterprise Linux (v5.7)-(2/4)

hard] Install Oracle Enterprise Linux (v5.7)-(2/5) in VMware http://www.cnblogs.com/chanchifeng/p/6817951.html [study hard ] Install Oracle Enterprise Linux (v5.7)-(3/5) http://www.cnblogs.com/chanchifeng/p/6818010.html in VMware [Learn] Installing Oracle Enterprise Linux (v5.7)-(4/5) http://www.cnblogs.com/chanchifeng/p/6818039.html in VMware [study hard]

Problems with migrating Oracle DB after 32-bit processor upgrade to 64-bit

The processor changed from 32 bits to 64 bits, and after the Oracle software was replaced, the db I chose to migrate the cold standby direct hook, and then the problem was encountered after the migration. After a successful mount of DB, errors such as ora-06553:pls-801:internal error [56319] occur when connecting through an application or Third-party tools such

Oracle Server local First connection DB instance is empty, startup failed ORA01078

Today, after installing Oracle in the CentOS virtual machine, you are ready to connect the instance on the Oracle server (CentOS virtual machine) and display it as an idle instance, start command start failed. The error is as follows: [Email protected] ~]$ Sqlplus/nologSql*plus:release 10.2.0.1.0-production on Tue Jul 21 15:16:31 2015Copyright (c) 1982, 2005, Orac

About the _ external_scn_rejection_threshold_hours parameter and scn headroom patch in oracle db 11gR2, 11gr2headroom

About the _ external_scn_rejection_threshold_hours parameter and scn headroom patch in oracle db 11gR2, 11gr2headroomAbout the _ external_scn_rejection_threshold_hours parameter and scn headroom patch in oracle db 11gR2From:Installing, Executing and Interpreting output from the "scnhealthcheck. SQL" script (Document ID

Oracle DB uses the scheduler to automate tasks ____oracle

• Use schedulers to simplify administrative tasks • Create jobs, programs, and schedules • Monitor Job execution • Use a time based or event-based schedule to perform a scheduler job • Describe the purpose of Windows, window groups, job classes, and consumer groups • Use email notification • Use the job chain to perform a series of related tasks • Describes scheduler jobs on remote systems • Use advanced Scheduler concepts to prioritize job priorities simplify management tasks Many tasks in an

To build an Oracle DB instance with commands

Tags: building libraries6. Build a DatabaseCREATE DATABASE FashionUSER SYS identified by OracleUSER SYSTEM identified by OracleLOGFILE GROUP 1 (' G:\oracle\product\10.2.0\oradata\fashion\redo01.log ') SIZE 100M,GROUP 2 (' G:\oracle\product\10.2.0\oradata\fashion\redo02.log ') SIZE 100M,GROUP 3 (' G:\oracle\product\10.2.0\oradata\fashion\redo03.log ') SIZE 100MMax

[Book next] Install DB in Oracle Enterprise Linux (v5.7)-(3/4)

Enterprise Linux (v5.7)-(5/5) http://www.cnblogs.com/chanchifeng/p/6818191.html in VMware [book next] Installing DB in Oracle Enterprise Linux (v5.7) http://www.cnblogs.com/chanchifeng/p/7137490.html [book next] in Oracle Enterprise Linux (v5.7) installs DB-(2/4) http://www.cnblogs.com/chanchifeng/p/7137512.html

Checklist for Oracle 12c Grid DB installation

nomodify notrap This sentence is added manually, meaning that the server from 10.62.1.1-10.62.1.254 can use our NTP server to synchronize time. The server 192.168.146.225 is also manually added, indicating the IP on the local area network as the NTP server; the last two lines of the configuration file serve to provide time service to the client in local time when the server loses contact with the public time server. #chkconfig ntpd on /Configure NTPD service boot automatically boot #service

Database Control is backed up after Oracle DB 11.2 release

Database Control is backed up after Oracle DB 11.2 releaseReference from:Database Control to being desupported in DB releases after 11.2 (Doc ID 1484775.1)Suitable for:Oracle server-enterprise EditionInformation in this document applies to any platform.Details:Oracle announces the following: Database Control (also known as Dbcontrol or database Console) will be b

How to Create a DB Link for an Oracle database to operate a remote database

OracleOperationRemote databaseYou can useCreate a DB LinkThis document describes the creation process in detail. Now let's get started. Assume that the local IP address is 192.168.1.11, database instance orcl, User name: tysp, password: test Remote database IP Address: 192.168.1.52, database instance lntysp, User name: tysp, password: 12345678. 1. Create a DB Link to operate a remote database Statement: cre

Two Oracle DB instances are installed on the same server under Windows, starting and stopping the database by command

Two Oracle DB instances are installed on the same server, how do you differentiate which DB instance you are working with by using command to start and stop a database? The operation is as follows:1. On the command lineSet Oracle_sid=one_ instance//Modify environment variable first, this step equals switch db instanceS

Oracle ebs db Init Parameters

To view database Parameters in Oracle EBS, go to System Administration> Oracle Applications Manager> Initialization Parameters.OrPath: System Administration> Oracle Applications Manager> System Configuration Overview> Database> Init. ora Parameters You can view the database parameter (init. ora or pfile parameter) of the DB

Go Oracle DB-Enhanced Data security management

advanced features such as Smartcan be compressed and transparently encrypted. When using Securefiles, the block size is between the size of the Oracle data block and the number of megabytes. Oracle DB attempts to make severalTo minimize internal fragmentation by concentrating on the adjacent physical location of the disk. By using a variable block size,Securefil

Communication between an Oracle DB instance and an ASM instance

that need to be created.2) The ASMB process of the DB instance communicates with the ASMB process of the ASM instance to obtain the required extent map information.3) The Rbal process of the DB instance accesses the corresponding ASM disk and creates the file based on the information received.Scenario Three: The database foreground process accesses data on a disk group1) The database foreground process com

DB notes (Oracle)

DB notes (Oracle) DB notes (Oracle) 1. Oracle Installation, Service Startup, database creation, and User Creation (omitted ). Ii. Select statement: (1) Single Row functions: 1. Expression and null calculation, the result is null, that is, not displayed (that is, the data is

Oracle's DB Link

Links between databases are built on database link. To create a DB link, you must first set up the link string on each database server. 1, configure TNS, $ORACLE _home/network/admin/tnsname.ora 10gstandby = (DESCRIPTION = (address = (PROTOCOL = TCP) (HOST = hfcc-kf-3068) (PORT = 1522)) (Connect_data = (SERVER = dedicated) (service_name = 10gstandby) ) ) 2, create a database link, Create Public da

"Translated from MoS article" in Oracle DB 12c, Alert_sid.log permissions are changed each time the log is toggled

Label:12c, each log switch will change the permissions of Alert_sid.log From:Alert log file ' s permissions change with every log switch in 12c (Doc ID 1637367.1) Suitable for:Oracle database-enterprise edition-version 12.1.0.1 and laterInformation in this document applies to any platform. Symptoms: When trying to set the group write bit in the OS Permissions for the alert log file it gets reset after every log switch for example: [[ email protected] trace]$ pwd /u01/app/

Oracle 12C new features DB default character set Al32utf8, PDB supports different character sets

One, DB default character set Al32utf8Specify the database character set when you create the database. Starting from Oracle Database 12c Release 2, if you use Oracle Universal Installer (OUI) or Oracle database Configuration Assistant (DBCA) to create a database and then the default database character set used is the U

Use Runinstaller's executeprereqs option to verify that the OS meets the installation requirements for Oracle DB software

the log:/u01/app/orainventory/logs/installactions2015-02-15_07-25-26am.log. Then either from the log file or from installation manual find the appropriate configuration to meet the prerequisites and Fix It Manually.INFO:Advice is continueinfo:adding exitstatus success_with_warnings to the exit status Setinfo:fiNding the most appropriate exit status for the current Applicationinfo:exit status is 6info:list of warnings encountered In this Application:INFO:PREREQS_FAILED_WITH_WARNINGINFO:Shutdown

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