https://www.cnblogs.com/zhaocundang/p/9211270.html

hibernate 双向1对多 出现问题

外键解析错误！

log4j:WARN No appenders could be found for logger (org.hibernate.cfg.Environment).

log4j:WARN Please initialize the log4j system properly.

1

Exception in thread "main" org.hibernate.QueryException: could not resolve property: leader_id of: pojo.Project

	at org.hibernate.persister.entity.AbstractPropertyMapping.propertyException(AbstractPropertyMapping.java:67)

	at org.hibernate.persister.entity.AbstractPropertyMapping.toType(AbstractPropertyMapping.java:61)

	at org.hibernate.persister.entity.AbstractEntityPersister.getSubclassPropertyTableNumber(AbstractEntityPersister.java:1392)

	at org.hibernate.persister.entity.BasicEntityPropertyMapping.toColumns(BasicEntityPropertyMapping.java:54)

	at org.hibernate.persister.entity.AbstractEntityPersister.toColumns(AbstractEntityPersister.java:1367)

	at org.hibernate.loader.criteria.CriteriaQueryTranslator.getColumns(CriteriaQueryTranslator.java:457)

	at org.hibernate.loader.criteria.CriteriaQueryTranslator.getColumnsUsingProjection(CriteriaQueryTranslator.java:417)

	at org.hibernate.criterion.SimpleExpression.toSqlString(SimpleExpression.java:68)

	at org.hibernate.loader.criteria.CriteriaQueryTranslator.getWhereCondition(CriteriaQueryTranslator.java:357)

	at org.hibernate.loader.criteria.CriteriaJoinWalker.<init>(CriteriaJoinWalker.java:113)

	at org.hibernate.loader.criteria.CriteriaJoinWalker.<init>(CriteriaJoinWalker.java:82)

	at org.hibernate.loader.criteria.CriteriaLoader.<init>(CriteriaLoader.java:91)

	at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1578)

	at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:306)

	at test.test.main(test.java:55)


![](https://images2018.cnblogs.com/blog/782772/201806/782772-20180621223815454-2140020358.png)

![](https://images2018.cnblogs.com/blog/782772/201806/782772-20180621223823178-1379449211.png)



改为

成功：

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