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Home >Backend Development >PHP Tutorial >mysql sets the phone field to be unique. After successfully inserting a record, insert a record with the same phone number. The SQL statement will report an error instead of returning an insertion error! what to do

mysql sets the phone field to be unique. After successfully inserting a record, insert a record with the same phone number. The SQL statement will report an error instead of returning an insertion error! what to do

WBOY
WBOYOriginal
2016-09-26 08:27:171141browse

mysql 设置phone字段为唯一 后 插如一条记录成功 再插入一条手机号一样的记录sql语句报错 而不是返回插入错误！怎么办

<code>$User=M('User');
        $result=$User->add($data);
           if($result){
          $da['code']='1';
          $da['message']="注册成功";
          $da['token']=$data['token'];
               echo json_encode($da);
           }else{
          $da['code']='0';
          $da['message']="手机已注册";
          $da['token']="null";
               echo json_encode($da);
           }```</code>
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