搭建Oracle 到Oracle 的GoldenGate 单向复制测试环境(一)

2014-11-24 17:10:57 · 作者: · 浏览: 0

测试环境:


示例采用GoldenGate典型的配置:


Source端,配置一个管理进程, 添加一个Extract进程,添加一个本地队列路径,定义一个远端的接收队列路径。
Target端,配置一个管理进程和添加一个Replicat进程,指定一个应用队列,即抽取进程定义的远端队列。








.安装GG 软件


[root@gg2 ~]# uname -a


Linux gg2 2.6.18-164.el5xen #1 SMP Tue Aug18 15:59:52 EDT 2009 x86_64 x86_64 x86_64 GNU/Linux


[root@gg2 ~]# cat /etc/redhat-release


Red Hat Enterprise Linux Server release 5.4(Tikanga)



SQL> select * from v$version whererownum=1;


BANNER


--------------------------------------------------------------------------------


Oracle Database 11g Enterprise EditionRelease 11.2.0.3.0 - 64bit Production



source database target database 都执行如下操作:


[root@gg2 ~]# su - oracle


gg2:/home/oracle> mkdir /u01/ggate


gg2:/home/oracle> cd /u01


gg2:/u01> ls


app ggate


fbo_ggs_Linux_x64_ora11g_64bit.tar OGG_WinUnix_Rel_Notes_11.1.1.1.0.pdf


fbo_ggs_Linux_x64_ora11g_64bit.zip README.txt


gg2:/u01> tar xvffbo_ggs_Linux_x64_ora11g_64bit.tar -C /u01/ggate



/home/oracle/.bash_profile文件里添加如下内容:


export PATH=/u01/ggate:$PATH


exportLD_LIBRARY_PATH=/u01/ggate:$LD_LIBRARY_PATH


export GGATE=/u01/ggate



注意我这里的GG Oracle 使用的是相同的用户,所以把GG 的变量加上就可以了。加载刚刚设置的环境变量:


gg2:/home/oracle> source/home/oracle/.bash_profile



gg1:/u01/ggate> ggsci


--调用ggsci 工具


Oracle GoldenGate Command Interpreter forOracle


Version 11.1.1.1OGGCORE_11.1.1_PLATFORMS_110421.2040


Linux, x64, 64bit (optimized), Oracle 11gon Apr 21 2011 22:42:14



Copyright (C) 1995, 2011, Oracle and/or itsaffiliates. All rights reserved.



GGSCI (gg1) 1> create subdirs


--使用ggsci 工具创建目录


Creating subdirectories under currentdirectory /u01/ggate



Parameter files /u01/ggate/dirprm: created


Report files /u01/ggate/dirrpt: created


Checkpoint files /u01/ggate/dirchk: created


Process status files /u01/ggate/dirpcs: created


SQL script files /u01/ggate/dirsql: created


Database definitions files /u01/ggate/dirdef: created


Extract data files /u01/ggate/dirdat: created


Temporary files /u01/ggate/dirtmp: created


Veridata files /u01/ggate/dirver: created


Veridata Lock files /u01/ggate/dirver/lock: created


Veridata Out-Of-Sync files /u01/ggate/dirver/oos: created


Veridata Out-Of-Sync XML files/u01/ggate/dirver/oosxml: created


Veridata Parameter files /u01/ggate/dirver/params: created


Veridata Report files /u01/ggate/dirver/report: created


Veridata Status files /u01/ggate/dirver/status: created


Veridata Trace files /u01/ggate/dirver/trace: created


Stdout files /u01/ggate/dirout: created



GGSCI (gg1) 2>



以上就是GG 的安装,在source target database 都执行。



GoldenGate通过抓取源端数据库重做日志进行分析,将获取的数据应用到目标端,实现数据同步。因此,源数据库需要必须处于归档模式,并启用附加日志和强制日志。



--查看


SQL> select log_mode,supplemental_log_data_min,force_logging from v$database;


LOG_MODE SUPPLEME FOR


------------ -------- ---


ARCHIVELOG NO NO



--修改


1archivelog


SQL>shutdown immediate


SQL>startup mount


SQL>alter database archivelog;


SQL>alter database open;


2force logging


SQL>alterdatabase force logging;


3supplemental log data


SQL>alterdatabase add supplemental log data;



如果是Oracle 9i的数据库,还需要将_LOG_PARALLELISM