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  2. mybatis之updateByPrimaryKeyupdate
  • mybatis之updateByPrimaryKey、updateByPrimaryKeySelective、updateByExampleSelective

    方法:updateByPrimaryKey更新对象的字段为null也会被更新,数据库数据被覆盖SBox record1 = new SBox();record1.setStreamBoxId(sBoxes.get
    mybatis之updateByPrimaryKeyupdateByPrimaryKeySelectiveupdateByExampleSelective
    admin1月前
    280
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