lazy « Batch « JPA Q&A

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1. Over ride Batch Size for Lazy Fetching    forum.hibernate.org

Within my mapping file I have set the associations of my object to be fetched lazily, with a batch size of 10. As part of our application it is possible to specifiy different page sizes at runtime. I am wanting to retrieve a list of all the accounts, so that the total pages may be determined but only wish to initialise ...

2. Does Batch-Fetching work with lazy=false?    forum.hibernate.org

If HQL is used, the fetch="join" from the mapping will be ignored only get/load and criteria respect the mapping HQL would have to be like "from Product p left join fetch p.parts" but then you would have to cast the result-List to a set to eliminate double results so one query for products and one for subselect of parts is easier ...