midea2 发表于 2018-9-14 12:05:20

Goldengate配置oracle to mysql

  以前oracle to mysql试验总是有乱码问题不能解决,后来和同事交流中,他说oracle使用ogg的11g版本,mysql使用ogg的10g版本可以解决乱码问题,开始我还是怀疑,因为想新的版本都不行,难道老版本就可以解决这个问题吗?抱着试试看的态度,做了个试验,尽然成功了,把试验的相关情况记录下来
  mysql参数配置(cat /etc/my.cnf):
  
  default-character-set = gbk
  
  lower_case_table_names=1–表名不区分大小写(省的在repl进程中因为大小写的问题导致不能捕获数据)
  character-set-server = gbk
  表/列编码:均为gbk
  Note:
  1、因为mysql是target端,所以对于log-bin/binlog_format参数无要求
  2、通过以上设置确保mysql的所有相关编码均为gbk
  系统编码配置(cat /etc/sysconfig/i18n):
  source:
  LANG=”zh_CN.GBK”
  SUPPORTED=”zh_CN.GBK:zh_CN:zh”
  SYSFONT=”latarcyrheb-sun16″
  target:
  LANG=”zh_CN.GBK”
  SYSFONT=”latarcyrheb-sun16″
  Note:是的系统编码和mysql编码相同
  OGG配置过程:
  source端:
  add extract ext-all,tranlog,begin now
  ADD EXTTRAIL /opt/OGG/dirdat/extract/AL, EXTRACT ext-all
  edit params ext-all
  extract ext-all
  SETENV (NLS_LANG =AMERICAN_AMERICA.ZHS16GBK)
  userid is1ogg,password passw0rd
  exttrail /opt/OGG/dirdat/extract/AL
  discardfile /opt/OGG/discard/ext-all.txt, append, megabytes 100

  DDL INCLUDE MAPPED OPTYPE>  TABLE ecp.*;
  add EXTRACT p-air, EXTTRAILSOURCE /opt/OGG/dirdat/extract/AL, BEGIN now
  add rmttrail /opt/OGG/dirdat/rl extract p-air
  edit params p-air
  extract p-air
  SETENV (NLS_LANG =AMERICAN_AMERICA.ZHS16GBK)
  userid is1ogg,password passw0rd
  RMTHOST 192.168.1.4,MGRPORT 7809,TCPBUFSIZE 100000,TCPFLUSHBYTES 300000
  rmttrail /opt/OGG/dirdat/rl
  discardfile /opt/OGG/discard/p-air.txt, append, megabytes 100
  TABLE ecp.*;
  target端:
  add replicat repl, exttrail /opt/OGG/dirdat/rl,nodbcheckpoint
  edit params repl
  replicat repl
  DBOPTIONS HOST 127.0.0.1, CONNECTIONPORT 3306
  TARGETDB ecp,userid root,password xifenfei
  assumetargetdefs
  reperror default,discard
  discardfile /tmp/mysql.dsc,append,megabytes 100
  MAP ECP.TAB_UUM_DEPT, TARGET ecp.tab_uum_dept;
  MAP ECP.TAB_UUM_DEPT_LEADER, TARGET ecp.tab_uum_dept_leader;
  oracle视频教程请关注:http://u.youku.com/user_video/id_UMzAzMjkxMjE2.html

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