【Mybatis】报错：org.apache.ibatis.type.TypeException: The alias 'Collection' is already mapp

jar包有同类名，冲突了。加个别名就好了

import org.apache.ibatis.type.Alias;
@Alias("tb_collection")
public class Collection {

}

来源：CSDN

作者：winrh

链接：https://blog.csdn.net/qq_32117641/article/details/104196664