goldengate 應(yīng)用進(jìn)程自進(jìn)行拆分時(shí)最好按照業(yè)務(wù)進(jìn)行拆分,否則有可能造成應(yīng)用讀取數(shù)據(jù)是業(yè)務(wù)錯(cuò)亂,現(xiàn)將多個(gè)應(yīng)用進(jìn)程合并為一個(gè)應(yīng)用進(jìn)程,以下為步驟,僅供參考:
合并replicate應(yīng)用進(jìn)程:
1.原進(jìn)程:
GGSCI (data) 142> info all
Program Status Group Lag at Chkpt Time Since Chkpt
MANAGER RUNNING
REPLICAT RUNNING REP1 00:00:00 00:00:03
REPLICAT RUNNING REP2 00:00:00 00:00:02
REPLICAT RUNNING REP3 00:00:00 00:00:02
REPLICAT RUNNING REP4 00:00:00 00:00:01
2.現(xiàn)需要將REP進(jìn)程合并為一個(gè)進(jìn)程,添加一個(gè)新的應(yīng)用進(jìn)程:
add replicat rep,exttrail ./dirdat/aa, checkpointtable goldengate.checkpoint
把需要合并的表全部添加到新的進(jìn)程中:
edit params rep
3.停止pump進(jìn)程:
stop p_data
4.觀察應(yīng)用進(jìn)程的seqno和rba使之到達(dá)一致:
GGSCI (data) 156> info rep1
REPLICAT R_WMSJQ Last Started 2018-11-21 11:18 Status RUNNING
Checkpoint Lag 00:00:00 (updated 00:00:08 ago)
Process ID 45169
Log Read Checkpoint File ./dirdat/bb000012890
2018-11-21 11:32:30.999468 RBA 340450388
5.停掉應(yīng)用進(jìn)程:
stop rep1
stop rep2
stop rep3
stop rep4
6.修改新的應(yīng)用進(jìn)程的seqno和rba:
alter rep, extseqno 12890, extrba 340450388
start rep
7.刪掉之前的分進(jìn)程:
dblogin userid goldengate,password goldengate
stop rep1
delete replicat rep1
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