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Forum
23

Query to find object from element of a contained collection

I have an OrderData class, containing an OrderItemData collection, i would like to find OrderData elements by OrderData.items.itemId. I cant get a proper query with MEMBER OF or IN. Does anyone have an idea on how i could formulate that as Typed or CriteriaBuilder query? Thanks.   @Entity public
Forum
22

embed the .odb file in tomcat webapp container

embed the .odb file in tomcat webapp container
Forum
22

The project does not contain a persistence unit

The project does not contain a persistence unit
Manual
19

Index Definition

. When an entity object is stored in the database every indexed field must contain either null or ... . Arrays and collections that contain values of the above types (including null). Indexes ... when using embeddable classes as fields of embedded object are stored as part of the containing entity
Manual
16

Collections in JPQL and Criteria Queries

is contained in a specified persistent collection field. For example: 'English' MEMBER OF c.languages is TRUE if languages contains 'English' and FALSE if not. 'English' NOT MEMBER OF c.languages is TRUE if languages does not contain 'English'. [NOT] IN The [NOT] IN operator provides an additional
Manual
16

SELECT clause (JPQL / Criteria API)

with the containing entities. Therefore, embedded objects that are retrieved directly by a result path expression ... results: SELECT c.name, c.capital.name FROM Country AS c The result list of this query contains ... cell contains the country name (c.name) and the second array cell contains the capital city name (c
Manual
15

Schema Update

. The default configuration file contains an empty element. If the element is not empty ... serves as a container of subelements for renaming classes and fields in that package ... ) because the package name is already specified in the containing element. The value of the new-name
Manual
15

Server User List

configuration file contains the following element:
Manual
15

Storing JPA Entity Objects

of other persistable types can only be stored in the database embedded in containing entities (as ... already contains another entity of the same type with the same primary key, an EntityExistsException ... embedded in containing entity objects. Therefore, if Address is defined as an embeddable class
Manual
13

Database Explorer

. Running the Explorer The ObjectDB Explorer is contained in the explorer.jar executable jar file ... . The [Options] dialog box contains three tabbed pages: [General], [Fonts] and [Views]. The [General] Page The [General] page contains the following settings: The [Encoding] combo box is useful