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191-200 of 200 resultsRefreshRetrieving JPA Entity Objects this automatic cascaded retrieval by using a lazy fetch type: | |
JPA Queries that enables building a dynamic query by using instances of special types, representing query elements | |
JPA Named Queries receives a query name and a result type and returns a | |
WHERE clause (JPQL / Criteria API)/criteria/Predicate">Predicate type and uses an AND conjunction as the WHERE clause | |
Defining a JPA Entity Class types can be used for persistent fields, how to define and use a primary key and what a version field | |
CRUD Database Operations with JPA, which was introduced in JPA 2, is a type safe subinterface of Query | |
Step 3: Create an ObjectDB Data Source the list of available data source types. Enter data source name (e.g. ObjectDB | |
Step 2: Entity Class and Persistence Unit.xsd"> <persistence-unit name="GuestbookPU" transaction-type="RESOURCE_LOCAL"> < | |
Step 2: Entity Class and Persistence Unit-type="RESOURCE_LOCAL"> <provider>com.objectdb.jpa.Provider</provider> < | |
JDO Annotations for Fields The way a field of a persistable class is managed by JDO can be set by the following annotations and enum types: |