org.apache.ibatis.executor.ExecutorException: A query was run and no Result Maps were found for the
一:报错
org.apache.ibatis.executor.ExecutorException: A query was run and no Result Maps were found for the Mapped Statement 'com.wyj.Dao.Bill.BillMapper.getBill'. It's likely that neither a Result Type nor a Result Map was specified.
二:解决
未在mapper.xml 的sql语句中添加返回类型
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