JPA批注参考http://yangjianxiang2.blog.163.com/blog/static/6718824520084934852476/http://yangjianxia
JPA批注参考
http://yangjianxiang2.blog.163.com/blog/static/6718824520084934852476/
http://yangjianxiang2.blog.163.com/blog/static/6718824520084934945205/