A telecom operator 3G system establishes a number checking system with a 4G system because the number status of the two systems is inconsistent. The source side uses the Oracle Goldengate software, the target side uses the Kafka self-write cue program to parse the source side to transmit the past trail files. The target side does not use the Goldengate replicatio
It is estimated that the Checkpoint Lag calculation method of the rep process on the Oracle GoldenGate (OGG) destination end is called oraclelag.
This article is original. For more information, see the source.
It is estimated that the Checkpoint Lag calculation method of the rep process on the target end of Oracle GoldenGate
Stop replicate times error:opening port for Replicat myrep (TCP/IP error:connection refused).Start replicate times Replicat xxx is already running.The reason is that the corresponding xxx.pcs file in the Dirpcs directory is not deleted properly.Workaround: Delete the PCs file and check for deletion permissions.Here is an article referring to a foreign country:We Use the Oracle Goldengate to replicate data f
nothing, just post data.
Launch multiple data pump to achieve a one-to-many distribution (or data from a single table to different destination systems depending on the data type)
Replicat runs on the destination server, reads the data from the trail file, reconstructs the DML, DDL statements, and applies to the destination database. You can configure multiple Replicat to work concurrently to increase the throughput of your system.Trail in order to support the continuous capture and rep
Tags: column mysq ICP TE ever port Comm Spec defaultSource-side Oracle 11.2.0.4 ogg12cip:10.200.3.193 System CentOS 7.11. Create a source table and some initialization dataSu-oracleSqlplus/as SYSDBASql>alter database add supplemental log data;Sql>select supplemental_log_data_min from V$database;Sql>alter database forcelogging;Sql> select Supplemental_log_data_min from V$database;NOsql> ALTER DATABASE add supplemental log data;Database altered.sql> alt
can filter, convert, and map DATA at the data pump level. in addition, the transaction loss caused by the failure of EXTRACT to communicate with target db due to network interruptions can be avoided.
4. REPLICATE
Read the local trail and apply these transactions in the DB.
5. MGR
Only one process can be used. It is mainly responsible for RESTART and MONITOR other processes, receiving GGSCI commands and sending them to the corresponding COMPONENT, executing TRAIL management, recording runnin
root partition, which is the experimental environment so it can beConfigure the NetworkThe root password is now created when installing the installation, and if prompted simply, click two times.Wait for the installation to complete.3. Configure Linux environment A. Test network environment Remember to shut down the local computer firewall.$IP Address Show$vi/etc/hosts configuration in root mode$ping TestEnter Command mode Linux 7 is not the same as the previous version, not in Etc/inittabComman
In the linux,oracle 10g/11g x64bit Environment, a script that goldengate automatically starts with the OS startupBackground Description:Goldengate installed in the/u01/ggs directoryrhel5.5 Oracle 10g/11g X64bitOracle GoldenGate Command interpreter for oracleversion 11.1.1.0.0 Build 078Linux, x64, 64bit (optimized),
Tags: Oracle goldengate bugJinan is now raining (2014.11.28 03:16am), but, I now mood, with Qi Qin song to describe, is the most appropriate but---"Ruthless rain, gently beat me awake, let my tears, like rain Ice"Just confirmed the bug of Ogg in a production environment (the bug is related to DDL), the Ogg version of the bug is:Oracle GoldenGate Capture for
Oracle 12C has been released... Next I will learn about silent installation and configuration of Oracle 12C and the example users.
Installing Oracle 12C in Linux-6-64
New Features of Oracle
In previous versions of Oracle 12C, if you wanted to achieve column growth, you would need to implement a sequence + trigger, and then 12C ORACLE introduced the Identity columns new feature, enabling the column to grow, and Mysql,sql server-like functionality.Using syntaxORACLE 12C
Linux-install Oracle (CentOS-Oracle 12c) and centos7 install oracle12c
Step 1: network connection, which is described in my previous blog.
Purpose of network connection: to use the yum command, download the file directly online.
Step 2: Go to the oracle official website to download
Please note: Be careful to modify read checkpoints and write checkpoints for each process of Oracle GoldenGate (OGG). Make sure you have mastered the specific meanings of read checkpoints and write checkpoints for each process in Ogg.BEGIN {now | yyyy-mm-dd[:hh:mi:[ss[.cccccc]] | EOF |Seqno --Modify the read checkpoint of the transfer MYDP process alter EXTRACT MYDP, extseqno 1234, Extrba 0--Modify the writ
The first step: network connection, in my last blog has introduced, no longer said.
Purpose of network connection: In order to be able to use the yum command, download files directly on the Internet.
Step two: Go to Oracle website to download 12c
Database server-Side two files: (Installed in Linux)
Linuxamd64_12102_database_1of2.zip
Linuxamd64_12102_database_2of2.zip
Put these two files in the Linux T
Maximum size of the Oracle GoldenGate (OGG) Trail fileReference text:What ' s the OGG trail size limit? (Document ID 1348080.1)Suitable for:Oracle goldengate-version:10.4.0.99 and later [release:10.4.0 and later]Information in this document applies to any platform.Goal:How big is the trail file for initial load under the AIX platform?Solution:The Ogg document onl
Tags: passwords dba OMS databaseThe former has deployed Oracle Cloud Control 12c on the virtual machine, and for a few days, forget the login password. The main reason is that Oracle-related software now provide a stronger security mechanism than before. What simple "Oracle" like PWD is no longer supported. It's just a
PL/SQL enhancements in Oracle 12c
Oracle 12c enhances a series of methods for defining and executing PL/SQL program units. This article covers several new features of Oracle 12c:
1. optimized the caller permission function for the
Tags: oracle goldengate schematrandataAdditional DB patches are required for use with Schematrandata in Ogg (Oracle GoldenGate)Reference text:Patches needed to support Schematrandata in OGG (Oracle GoldenGate) (Doc ID 1426440.1)Su
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