根據id，查詢記錄
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public void updaterecycleassaybusinessitemcharge(string id) { assaybusinessitemcharge assaybusinessitemcharge = assaybusinessitemchargeservice.selectbyid(id); assaybusinessitemcharge.setrecordstatus(recordstatusenum.valid.getvalue()); assaybusinessitemchargeservice.update(assaybusinessitemcharge);} |
selectbyexample方法
根據實體字段，查詢記錄
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public account findbyaccountname(string accountname) { accountexample accountexample = new accountexample(); accountexample.criteria criteria = accountexample.createcriteria(); criteria.andaccountnameequalto(accountname); list<account> accountlist = accountservice.selectbyexample(accountexample); if (accountlist == null || accountlist.size() != 1) return null; else return accountlist.get(0);} |
查詢所有list
傳一個空的實體，不要給賦字段值
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public account findbyaccountname(string accountname) { accountexample accountexample = new accountexample(); accountexample.criteria criteria = accountexample.createcriteria(); list<account> accountlist = accountservice.selectbyexample(accountexample); if (accountlist == null || accountlist.size() != 1) return null; else return accountlist.get(0);} |
總結
以上所述是小編給大家介紹的mybatis中的select方法，希望對大家有所幫助，如果大家有任何疑問請給我留言，小編會及時回復大家的。在此也非常感謝大家對服務器之家網站的支持！
原文鏈接：https://blog.csdn.net/nangeali/article/details/81278822
