Unknown column 'Extent1.Discriminator' in 'field list'
2013-11-15 23:49
921 查看
在使用entityframework的时候经常会出现
这样的错误
这是由于在dbmodel在被继承后添加了部分属性造成在数据库表中没有发现造成的
需要在继承的类上标记[NotMapped]
这样就解决了
Unknown column 'Extent1.Discriminator' in 'field list'
这样的错误这是由于在dbmodel在被继承后添加了部分属性造成在数据库表中没有发现造成的
需要在继承的类上标记[NotMapped]
这样就解决了
相关文章推荐
- Unknown column 'conuintoken' in 'field list' 解决办法
- dede Unknown column 'uname' in 'field list' 数据库出错!
- php+mysql时报错:Unknown column '' in 'field list'解决方案
- jsp+mysql:Unknown column 'a' in 'field list'
- Hibernate下的Unknown column 'student_number' in 'field list'错误
- Unknown column 'Mary' in 'field list'
- Unknown column 'organ_id' in 'field list'
- Unknown column 's1' in 'field list'
- dede(织梦)从5.5升级到5.6出现的“Unknown column 'weight' in 'field list'”的问题的解决办法
- Unknown column 'filevalue' in 'field list'
- column 'id' in field list is ambiguous
- om.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Unknown column 'xx' field list
- com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Unknown column '?°?????±±???' in 'field l
- 错误代码: 1052 Column 'stu_id' in field list is ambiguous
- 低级错误之 Unknown column 'XX in 'XXclause'
- Mysql jar包bug: Unknown type '14 in column 5 of 10 in binary-encoded
- MySQL5.7更改密码时出现ERROR 1054 (42S22): Unknown column 'password' in 'field list'
- 错误代码: 1054 Unknown column 't.createUsrId' in 'group statement'
- MYSQL创建用户Unknown column 'plugin' in 'mysql.user'的解决
- Unknown column 'ORGANIZATION_BANK' in 'where clause'