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pc10201

python 多线程如何同时读写 sqlite?

  •  
  •   pc10201 Feb 27, 2014 13735 views
    This topic created in 4441 days ago, the information mentioned may be changed or developed.
    好像sqlite不支持多线程,或者说不是线程安全的
    各位大神有解决方案没?
    6 replies    1970-01-01 08:00:00 +08:00
    cxe2v
        1
    cxe2v  
       Feb 27, 2014
    你自己在接入sqlite之前用个总的接口控制一下
    cxl008
        2
    cxl008  
       Feb 27, 2014
    sq = sqlite3.connect("xxxxx",check_same_thread = False)
    lovesky
        3
    lovesky  
       Feb 27, 2014
    sqlite 是线程安全的,python推荐用apsw

    https://www.sqlite.org/threadsafe.html
    https://code.google.com/p/apsw/
    cxl008
        4
    cxl008  
       Feb 27, 2014
    如果太密集的读写,特别是对同一个表操作的话,还是会出问题的
    dialox
        5
    dialox  
       Feb 27, 2014
    多线程同时读写sqlite是可以的,但是需要在所有的sql操作后都要检查返回码,如果是被占用的错误的,要有重试机制就可以了。
    geeks007
        6
    geeks007  
       Mar 4, 2014
    像sqlite这种文件型数据库应该写入时会锁住吧,多线程也没多大意义啊
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