tk.mybatis.mapper.additional.update.differ

Interface UpdateByDifferMapper<T>

Type Parameters:

T - 不能为空

public interface UpdateByDifferMapper<T>

差异更新

Since:

4.0.4

Author:

liuzh

Method Summary

Modifier and Type	Method and Description
int	updateByDiffer(T old, T newer) 根据 old 和 newer 进行差异更新，当对应某个字段值不同时才会更新

Method Detail

updateByDiffer

@UpdateProvider(type=UpdateByDifferProvider.class,
                method="dynamicSQL")
int updateByDiffer(@Param(value="old")
                                                                                                           T old,
                                                                                                           @Param(value="newer")
                                                                                                           T newer)

根据 old 和 newer 进行差异更新，当对应某个字段值不同时才会更新

Parameters:

old -

newer -

Returns: