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Routine maintenance and troubleshooting of Oracle 11G R2 slave uard 1. for the Forced Logging mode, there are some DDL statements that can avoid writing redo logs by specifying the NOLOGGING clause (the purpose is to increase the speed, which is indeed effective in some cases). After specifying the database as the force logging mode, the database records all operations except the temporary tablespace or temporary rollback segment and ignores specified

. 5. Oracle routine: The Oracle routine consists of the SGA memory structure and background processes used to manage the database. A routine can only open and use one database at a time. 6. SCN (System ChangeNumber): System Change number, a serial number maintained by the System. It is automatically added when the system needs to be updated. It is an important indicator of maintaining data consistency and s

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Oracle 11g elastic uard automatic start service Oracle 11g elastic uard automatic start service Only for better performanceJust to do better Script name: oracledg #! /Bin/bash# Chkconfig: 2345 98 01# Description: Oracle database migration uard server# Starts the oracle database extends uard server# If more than four ar

can be done almost automatically.In-memory option has also been enhanced on the 12.2, and this feature on the ADG allows for further separation of Read and write, due to the ADG read-only attribute, the memory data on the repository can be different from the main library, such as the repository can store more extensive data in memory, real-time computing. Improvements in performance and ease of use are also commendable, and In-memory supports automatic data transfer to memory based on heat maps

After half a month of configuration and learning about the physical standby database of Oracle replicaset uard, although the version uses Oracle 11g (11.2.0.3), the configuration process still applies to Oracle 10g. During the last 10 dataguard configurations, it was found that using rman duplicate to create a physical

system to maintain data consistency and sequential recovery of important signs. Iv. further study Management: You can test the OCP certificate, the Oracle first has a systematic study, and then look at Oracle Concepts, Oracle online document, Oracle will have a more in-depth understanding of the principles, and can be

Note: Do not repeat the group, please also specifyFrom 51cto, or directly to qq:176140749, learn about the course ################################################################Key Packages recommended:1.Oracle Database performance Optimization Video course package (case, combat, detailed, comprehensive) 2.Oracle Database backup and Recovery Advanced Training Video Course (case, combat, in - depth, co

oinstall 7912 Sep 24 ewallet. p12 3)Create a network connection string. Note that each network connection string corresponds to a database user. $Vi $ ORACLE_HOME/network/admin/tnsnames. ora Db_utest = (DESCRIPTION = (ADDRESS = (PROTOCOL = TCP) (HOST = DataGuard) (PORT = 1521 )) (CONNECT_DATA = (SERVER = DEDICATED) (SERVICE_NAME = MNTR. LK) ) ) 4)Add User authentication information to Wallet WhereDb_utest is the network connection string set earl

Oracle Database-based data synchronization technology can be divided into two types: data synchronization technology provided by Oracle itself and data synchronization technology provided by third-party vendors. Oracle's own synchronization technologies include DataGuard, Streams, Advanced Replication, and a recently acquired data synchronization software called

In addition to the data synchronization technology described above, the products used for Oracle Data Synchronization in the domestic market also include DSG RealSync software, the implementation principle and functions of RealSync. In addition to the data synchronization technology described above, the products used for Oracle Data Synchronization in the domestic market also include DSG RealSync software,