使用 data pump 方式进行golden gate 配置

    data pump可以看作一个extract组，可以提供过滤，转换等功能，分担一部分主extract的任务
    配置了data pump，一旦网络或者target不可用，extract会把数据库保存在磁盘上，这样当网络恢复后，extract会提取数据并发送到target
    建议配置该功能
    
source:

ADD EXTRACT ext2, TRANLOG, BEGIN now

ADD EXTTRAIL E:\gg_forwin\dirdat\p1, EXTRACT ext2

edit param ext2
USERID test1, PASSWORD test1
EXTTRAIL E:\gg_forwin\dirdat\p1
TABLE load1.*;

ADD EXTRACT pump, EXTTRAILSOURCE E:\gg_forwin\dirdat\p1, BEGIN now

ADD RMTTRAIL /oracle/gg/dirdat/p1, EXTRACT pump

edit param pump
EXTRACT pump
USERID test1, PASSWORD test1
RMTHOST 192.168.137.127, mgrport 7809
RMTTRAIL /oracle/gg/dirdat/p1
TABLE load1.*;

target ：
EDIT PARAMS ./GLOBALS

CHECKPOINTTABLE ogg.ckpt_table

DBLOGIN USERID ogg@target10 PASSWORD oracle

ADD CHECKPOINTTABLE test1.ckpt_table

ADD REPLICAT rep_pump, EXTTRAIL /oracle/gg/dirdat/p1, BEGIN now

edit param rep_pump

REPLICAT rep_pump
ASSUMETARGETDEFS
USERID test1, PASSWORD test1
reperror default,discard                               
discardfile /oracle/gg/rep_pump.dsc,append,megabytes 100  
MAP load1.*, target load2.*;