goldengate datapump 配置

datapump

提取进程ext1首先将trail生成在本地，然后datapump读取本地trail再发送到目标服务器，即便网络故障，提取进程仍然能随着事务生成trail文件，而datapump则会暂时停止传输，等待网络通畅后在将堆积的本地trail文件发送至目标服务器，从而实现了断点传输的功能。

---源端配置
GGSCI (ogg1)   5> add extract ext1,tranlog,begin now
GGSCI (ogg1)   6> ADD EXTTRAIL c:\gg\dirdat\sd, EXTRACT EXT1
GGSCI (ogg1)   7> edit param ext1
extract ext1
userid ggs,password ggs
exttrail c:\gg\dirdat\sd
dynamicresolution
gettruncates
table ggs.*;

GGSCI (ogg1)   8>
GGSCI (ogg1)   9>ADD EXTRACT pp1, EXTTRAILSOURCE c:\gg\dirdat\sd
GGSCI (ogg1)  10>edit param pp1
extract pp1
userid ggate, password ggate
rmthost 192.168.6.10, mgrport 7809
rmttrail c:\gg\dirdat\lt
PASSTHRU
gettruncates
table ggate.*;

GGSCI (ogg1)  11>add rmttrail c:\gg\dirdat\lt  extract pp1
GGSCI (ogg1)  12>start mgr
GGSCI (ogg1)  13>start pp1
GGSCI (ogg1)  14>start ext1


---目标端配置
GGSCI (ogg2) 2> ADD replicat rep1 EXTTRAIL c:\gg\dirdat\lt,nodbcheckpoint
GGSCI (ogg2) 3> edit param rep1
replicat rep1
userid ggs,password ggs
assumetargetdefs
reperror default,discard
discardfile c:\gg\rep1_dis.log,append,megabytes 100
map ggs.*, target ggs.*;