Use Goldengate Initial Data Load

我們在搭建ogg的時候，通常需要先對目標庫進行初始化，那麼初始化的方式很多。現在介紹ogg自己的初始化方式。

測試環境：
Souce DB:
OS：redhat 6.3
Name:zbdba1
DB:11.2.0.4
OGG:11.2.1.0.1


Target DB:
OS：redhat 6.3
Name:zbdba2
DB:11.2.0.4
OGG:11.2.1.0.1

這裏着重介紹 Initial Load，具體安裝配置請參考：
http://blog.csdn.net/zbdba/article/details/38794415


Source and target DB：
配置並開啓manager進程：

GGSCI (zbdba1) 1> view param mgr

port 7839
DYNAMICPORTLIST 7840-7914
USERID OGG,PASSWORD ogg
AUTORESTART REPLICAT *, RETRIES 5, WAITMINUTES 3
PURGEOLDEXTRACTS ./DIRDAT/*,MINKEEPDAYS 3
PURGEDDLHISTORY MINKEEPDAYS 7,MAXKEEPDAYS 10,FREQUENCYMINUTES 30
PURGEMARKERHISTORY MINKEEPDAYS 7,MAXKEEPDAYS 10
LAGREPORTHOURS 1
LAGINFOMINUTES 30
LAGCRITICALMINUTES 45



GGSCI (zbdba2) 11> view param mgr

port 7839
DYNAMICPORTLIST 7840-7914
USERID OGG,PASSWORD ogg
AUTORESTART REPLICAT *, RETRIES 5, WAITMINUTES 3
PURGEOLDEXTRACTS ./dirdat/*,MINKEEPDAYS 3
PURGEDDLHISTORY MINKEEPDAYS 7,MAXKEEPDAYS 10,FREQUENCYMINUTES 30
PURGEMARKERHISTORY MINKEEPDAYS 7,MAXKEEPDAYS 10
LAGREPORTHOURS 1
LAGINFOMINUTES 30
LAGCRITICALMINUTES 45 


start manager

Source:
配置initload 抽取進程：

GGSCI (zbdba1) 7> info all

Program     Status      Group       Lag at Chkpt  Time Since Chkpt

MANAGER     RUNNING                                          


GGSCI (zbdba1) 8>

GGSCI (zbdba1) 8>

GGSCI (zbdba1) 8> add extract initload,sourceistable
EXTRACT added.


GGSCI (zbdba1) 9> info all

Program     Status      Group       Lag at Chkpt  Time Since Chkpt

MANAGER     RUNNING                                          


GGSCI (zbdba1) 10> edit param initload
EXTRACT initload
USERID ogg, PASSWORD ogg
RMTHOST 192.168.56.61, MGRPORT 7839
RMTTASK replicat, GROUP repload
TABLE zbdba.test;

Target:
配置repload 複製進程

GGSCI (zbdba2) 9> add replicat repload,specialrun
REPLICAT added.


GGSCI (zbdba2) 10>

GGSCI (zbdba2) 10>

GGSCI (zbdba2) 10>

GGSCI (zbdba2) 10> edit param repload
REPLICAT repload
USERID ogg, PASSWORD ogg
ASSUMETARGETDEFS
MAP zbdba.test, TARGET zbdba.test;


source:
SQL> conn zbdba/oracle;
Connected.
SQL> select count(1) from test;

  COUNT(1)
----------
     86315

target:
SQL> select count(1) from test;

  COUNT(1)
----------
         0

source:
開啓抽取進程：

GGSCI (zbdba1) 15> start extract initload

Sending START request to MANAGER ...
EXTRACT INITLOAD starting

查看日誌：

2015-02-27 02:18:25  INFO    OGG-00987  Oracle GoldenGate Command Interpreter for Oracle:  GGSCI command (ogg): start extract initload.
2015-02-27 02:18:25  INFO    OGG-00963  Oracle GoldenGate Manager for Oracle, mgr.prm:  Command received from GGSCI on host zbdba1 (START EXTRACT INITLOAD ).
2015-02-27 02:18:25  INFO    OGG-00975  Oracle GoldenGate Manager for Oracle, mgr.prm:  EXTRACT INITLOAD starting.
2015-02-27 02:18:25  INFO    OGG-01017  Oracle GoldenGate Capture for Oracle, initload.prm:  Wildcard resolution set to IMMEDIATE because SOURCEISTABLE is used.
2015-02-27 02:18:25  INFO    OGG-00992  Oracle GoldenGate Capture for Oracle, initload.prm:  EXTRACT INITLOAD starting.
2015-02-27 02:18:25  INFO    OGG-03035  Oracle GoldenGate Capture for Oracle, initload.prm:  Operating system character set identified as UTF-8. Locale: en_US, LC_ALL:.
2015-02-27 02:18:29  WARNING OGG-00869  Oracle GoldenGate Capture for Oracle, initload.prm:  No unique key is defined for table 'TEST'. All viable columns will be used to represent the key, but may not guarantee uniqueness.  KEYCOLS may be used to define the key.
2015-02-27 02:18:29  INFO    OGG-01815  Oracle GoldenGate Capture for Oracle, initload.prm:  Virtual Memory Facilities for: COM
    anon alloc: mmap(MAP_ANON)  anon free: munmap
    file alloc: mmap(MAP_SHARED)  file free: munmap
    target directories:
    /ogg/dirtmp.
2015-02-27 02:18:29  INFO    OGG-00993  Oracle GoldenGate Capture for Oracle, initload.prm:  EXTRACT INITLOAD started.

查看抽取情況：

GGSCI (zbdba1) 18> info initload

EXTRACT    INITLOAD  Last Started 2015-02-27 02:18   Status RUNNING
Checkpoint Lag       Not Available
Log Read Checkpoint  Table ZBDBA.TEST
                     2015-02-27 02:19:25  Record 43671
Task                 SOURCEISTABLE


GGSCI (zbdba1) 19> info initload

EXTRACT    INITLOAD  Last Started 2015-02-27 02:18   Status RUNNING
Checkpoint Lag       Not Available
Log Read Checkpoint  Table ZBDBA.TEST
                     2015-02-27 02:19:35  Record 54025
Task                 SOURCEISTABLE


GGSCI (zbdba1) 20> !  
info initload

EXTRACT    INITLOAD  Last Started 2015-02-27 02:18   Status STOPPED
Checkpoint Lag       Not Available
Log Read Checkpoint  Table ZBDBA.TEST
                     2015-02-27 02:20:16  Record 86315
Task                 SOURCEISTABLE
發現已抽取完成

target:
查看日誌：

2015-02-27 02:18:54  INFO    OGG-00995  Oracle GoldenGate Delivery for Oracle, repload.prm:  REPLICAT REPLOAD starting.
2015-02-27 02:18:54  INFO    OGG-03035  Oracle GoldenGate Delivery for Oracle, repload.prm:  Operating system character set identified as UTF-8. Locale: en_US, LC_ALL:.
2015-02-27 02:18:55  INFO    OGG-01815  Oracle GoldenGate Delivery for Oracle, repload.prm:  Virtual Memory Facilities for: COM
    anon alloc: mmap(MAP_ANON)  anon free: munmap
    file alloc: mmap(MAP_SHARED)  file free: munmap
    target directories:
    /ogg/dirtmp.
2015-02-27 02:18:55  INFO    OGG-00996  Oracle GoldenGate Delivery for Oracle, repload.prm:  REPLICAT REPLOAD started.
2015-02-27 02:18:59  WARNING OGG-00869  Oracle GoldenGate Delivery for Oracle, repload.prm:  No unique key is defined for table 'TEST'. All viable columns will be used to represent the key, but may not guarantee uniqueness.  KEYCOLS may be used to define the key.
2015-02-27 02:20:21  INFO    OGG-00994  Oracle GoldenGate Delivery for Oracle, repload.prm:  REPLICAT REPLOAD stopped normally.

發現repload進程已經自動啓動並且複製完畢自動停止了。

查看數據庫表：

SQL> select count(1) from test;

  COUNT(1)
----------
     86315

已經完成初始化