[DEBUG] 2017-09-26 12:11:04,337 dao.UserMapper.insertUser - ==> ?Preparing: insert into User(u_name,u_pwd,U_nickname,u_cardId,u_phone,u_email,u_uper,u_createDate,u_status,U_type) values( ?,?,?,?,?,?,?,?,?,? )?[DEBUG] 2017-09-26 12:11:04,337 dao.UserMapper.insertUser - ==> Parameters: huang12121(String), 123456(String), huang(String), null, null, 12345@qq.com(String), 0(Integer), 2017-09-26 12:11:04.335(Timestamp), 1(Integer), null[DEBUG] 2017-09-26 12:11:04,399 org.springframework.web.servlet.DispatcherServlet - Successfully completed request提交注冊(cè)時(shí)沒發(fā)生任何錯(cuò)誤并成功跳轉(zhuǎn)到登錄頁(yè)面,使用剛注冊(cè)的賬號(hào)登錄報(bào)下面的錯(cuò)誤嚴(yán)重: Servlet.service() for servlet spring threw exceptioncom.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException: Column 'u_NICKNAME' cannot be null首先這列明明是填了數(shù)據(jù)并成功提交的,而且為什么不是在提交的時(shí)候報(bào)錯(cuò)呢,打開數(shù)據(jù)庫(kù)一看雖然提交成功了,但是數(shù)據(jù)庫(kù)數(shù)據(jù)沒有更新。之前用的是mysql5.096版本,都正常的,換成5.56了,這個(gè)錯(cuò)誤我理解不了,求大神幫忙指點(diǎn)!
1 回答

HansonQ
TA貢獻(xiàn)223條經(jīng)驗(yàn) 獲得超56個(gè)贊
對(duì)比數(shù)據(jù)庫(kù)類型和POJO對(duì)象是否可以直接轉(zhuǎn)換。最好把你代碼貼出來看下。service中處理事務(wù)那段。你這個(gè)因?yàn)閳?bào)錯(cuò),事務(wù)會(huì)回滾,就不會(huì)提交的。所以數(shù)據(jù)庫(kù)里面不會(huì)有的
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