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  • 3.使用OGG进程进行初始化数据

    开始初始化数据的时候要满足下面的条件:

    1.disable掉目标段表的外键约束

    2.disable掉目标端表的触发器

    3.删除目标段表的索引,加快初始化速度

    4.目标端表结构创建完成

    源端配置初始化抽取进程

    GGSCI (db11) 72> edit params IHREMD1 
    
    
    Extract IHREMD1
    -------------------------------------------------------------------
    -- Initial Load extract for HR schema
    -------------------------------------------------------------------
    SETENV (NLS_LANG = AMERICAN_AMERICA.AL32UTF8)
    USERID ogg, PASSWORD ogg
    DBOPTIONS ALLOWNOLOGGING
    RmtHost 192.168.1.3, mgrport 7809
    RmtTask Replicat, Group DHREMD1
    Table HR.T;

    添加:

    GGSCI (db11) 73> ADD EXTRACT IHREMD1, SOURCEISTABLE 

    目标端装载进程

    GGSCI (10gasm) 34> edit param dhremd1
    
    
    Replicat DHREMD1
    -------------------------------------------------------------------
    -- Initial load replicat for HR schema
    -------------------------------------------------------------------
    SETENV (NLS_LANG = AMERICAN_AMERICA.AL32UTF8)
    USERID ogg, PASSWORD ogg
    AssumeTargetDefs
    Map HR.T, Target HR.T ;
    ~

    添加:

    GGSCI (10gasm) 35> ADD REPLICAT DHREMD1, SPECIALRUN

    启动,源段校验

    GGSCI (db11) 74> view report ihremd1
    
    
    2014-09-23 23:04:31  INFO    OGG-01017  Wildcard resolution set to IMMEDIATE because SOURCEISTABLE is used.
    
    ***********************************************************************
                     Oracle GoldenGate Capture for Oracle
        Version 11.2.1.0.1 OGGCORE_11.2.1.0.1_PLATFORMS_120423.0230_FBO
       Linux, x64, 64bit (optimized), Oracle 11g on Apr 23 2012 08:42:16
     
    Copyright (C) 1995, 2012, Oracle and/or its affiliates. All rights reserved.
    
    
                        Starting at 2014-09-23 23:04:31
    ***********************************************************************
    
    Operating System Version:
    Linux
    Version #1 SMP Fri Jan 27 17:17:51 EST 2012, Release 2.6.18-308.el5
    Node: db11
    Machine: x86_64
                             soft limit   hard limit
    Address Space Size   :    unlimited    unlimited
    Heap Size            :    unlimited    unlimited
    File Size            :    unlimited    unlimited
    CPU Time             :    unlimited    unlimited
    
    Process id: 22239
    
    Description: 
    
    ***********************************************************************
    **            Running with the following parameters                  **
    ***********************************************************************
    
    2014-09-23 23:04:31  INFO    OGG-03035  Operating system character set identified as UTF-8. Locale: en_US, LC_ALL:.
    Extract IHREMD1
    -------------------------------------------------------------------
    -- Initial Load extract for HR schema
    -------------------------------------------------------------------
    SETENV (NLS_LANG = AMERICAN_AMERICA.AL32UTF8)
    Set environment variable (NLS_LANG=AMERICAN_AMERICA.AL32UTF8)
    USERID ogg, PASSWORD ***
    
    2014-09-23 23:04:31  INFO    OGG-03500  WARNING: NLS_LANG environment variable does not match database character set, or not set. Using database char
    acter set value of ZHS16GBK.
    DBOPTIONS ALLOWNOLOGGING
    RmtHost 192.168.1.3, mgrport 7809
    RmtTask Replicat, Group DHREMD1
    Table HR.T;
    
    2014-09-23 23:04:46  WARNING OGG-00869  No unique key is defined for table 'T'. All viable columns will be used to represent the key, but may not gua
    rantee uniqueness.  KEYCOLS may be used to define the key.
    Using the following key columns for source table HR.T: EMPLOYEE_ID, FIRST_NAME, LAST_NAME, EMAIL, PHONE_NUMBER, HIRE_DATE, JOB_ID, SALARY, COMMISSION
    _PCT, MANAGER_ID, DEPARTMENT_ID.
    
    
    2014-09-23 23:04:46  INFO    OGG-01815  Virtual Memory Facilities for: COM
        anon alloc: mmap(MAP_ANON)  anon free: munmap
        file alloc: mmap(MAP_SHARED)  file free: munmap
        target directories:
        /home/oracle/ogg/dirtmp.
    
    CACHEMGR virtual memory values (may have been adjusted)
    CACHESIZE:                               64G
    CACHEPAGEOUTSIZE (normal):                8M
    PROCESS VM AVAIL FROM OS (min):         128G
    CACHESIZEMAX (strict force to disk):     96G
    
    Database Version:
    Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production
    PL/SQL Release 11.2.0.1.0 - Production
    CORE    11.2.0.1.0      Production
    TNS for Linux: Version 11.2.0.1.0 - Production
    NLSRTL Version 11.2.0.1.0 - Production
    
    Database Language and Character Set:
    NLS_LANG         = ".ZHS16GBK" 
    NLS_LANGUAGE     = "AMERICAN" 
    NLS_TERRITORY    = "AMERICA" 
    NLS_CHARACTERSET = "ZHS16GBK" 
    
    2014-09-23 23:04:51  INFO    OGG-01021  Command received from GGSCI: STATS.
    
    Processing table HR.T
    
    ***********************************************************************
    *                   ** Run Time Statistics **                         *
    ***********************************************************************
    
    
    Report at 2014-09-23 23:04:57 (activity since 2014-09-23 23:04:46)
    
    Output to DHREMD1:
    
    From Table HR.T:
           #                   inserts:       107
           #                   updates:         0
           #                   deletes:         0
           #                  discards:         0
    
    
    REDO Log Statistics
      Bytes parsed                    0
      Bytes output                24570
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  • 原文地址:https://www.cnblogs.com/haoxiaoyu/p/3989611.html
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