查询maven依赖  mvn dependency:tree -Dverbose      mvn dependency:tree

shopping_goodstype_spec 商品类型与规格关联表     商品类型 shopping_goodsspecification   shopping_goodstype
shopping_goods_spec 商品类型与规格关联表        商品规格 shopping_goodsspecproperty  goods


http://blog.csdn.net/fengshizty/article/details/50578639#reply  session分布式