This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
Isn't the relationship bi-directional? You have to reference Hotel from the Image as Many side of One-To-Many will be the owner of the relationship. HQL is bit different form SQL. Are you trying to execute a native SQL or HQL?