Thanks.......sorry my bad,
now i am clear.....
Jeremy Bauer wrote:
>
> JPA supports several types of queries - named JPQL, named native/SQL,
> dynamic JPQL, and dynamic native/SQL. It appears that you are trying
> create a dynamic query using the named query API method. A named
> query is specified in the domain object and is created using the query
> name. (ex. em.createNamedQuery("Room.detailSearch")). If you want
> to use dynamic JPQL you need to use the em.createQuery method. (ex.
> em.createQuery("select r from Room r where r.price >= ?1 and
> r.maxPeople >= ?2"). Otherwise, OpenJPA will look for a query named
> "select r..." and will not find it - which is the problem you are
> experiencing.
>
> Aside, if you want to use your named "Room.detailSearch" query be sure
> to specify a valid JPQL query - "select r from Room r ..."
>
> -Jeremy
>
>
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