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V2EX  ›  问与答

怎么快速全量抽取一张大表

  •  
  •   statement · Jan 14, 2020 · 1642 views
    This topic created in 2295 days ago, the information mentioned may be changed or developed.

    create table A tablespace A_TAB as select * from B@dblink_B ;

    速度奇慢,而且会表空间自动扩展失效撑爆表空间

    有什么好的办法吗

    3 replies    2020-01-14 14:34:08 +08:00
    lazypu
        1
    lazypu  
       Jan 14, 2020
    navicat 连上去, 点击表名 ctrl+c ctrl+v (不晓得它执行了啥语句)?
    Achiii
        2
    Achiii  
       Jan 14, 2020
    有多大
    statement
        3
    statement  
    OP
       Jan 14, 2020
    @Achiii 5 亿左右
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