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About DISABLE_SELECTIVE

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Manual
6

BIRT/ODA ObjectDB Driver

extension. To install it: Open the [Install] dialog box by selecting Help > Install New Software... In ... ENTER. Select the ObjectDB Birt/ODA feature. Complete the installation by clicking Next twice, accepting ... and selecting New Data Source. Select ObjectDB Data Source from the list of available data source types
Manual
6

JPA Named Queries

="SELECT c FROM Country c") The @NamedQuery annotation contains four elements ... class. But since the scope of named queries is the entire persistence unit, names should be selected ... ", query="SELECT c FROM Country c") public class Country { ... } Attaching multiple named
Manual
6

Running JPA Queries

The Query interface defines two methods for running SELECT queries: Query.getSingleResult - for use ... query = em.createQuery("SELECT c FROM Country c", Country.class); ListSELECT c FROM Country c"); List results = query
Tutorial
6

Step 7: Run the Spring Web App

as a server in your NetBeans - you should be able to run your application now by selecting Run > Run Main Project from the main menu (or F6): You can select the server in the Run category of the project properties window (right click the project node and select Properties to open it). Alternatively
Manual
6

CRUD Database Operations with JPA

objects in the database by using a simple query: Query q1 = em.createQuery("SELECT COUNT(p) FROM Point p"); System.out.println("Total Points: " + q1.getSingleResult()); The query string ("SELECT ... of a query that returns a single result: Query q2 = em.createQuery("SELECT AVG(p.x) FROM Point p
Issue
6

NullpointerException at a normal select

When I run the following code: EntityManager em = getEm(); Customer result = null; try {     logger.debug("Ident: "+ident);     result = em.createQuery("Select c from Customer c where c.identifier=:id", Customer.class).setParameter("id", ident).getSingleResult(); } catch (javax.persistence
Forum
6

Performance in SELECT statement

has around 30.000 rows) Example query looks like : String strSelect = "SELECT e FROM TestEntity
Forum
6

Class fields selection to store

Class fields selection to store
Forum
6

Selective merge/cascade of detatched entity

Selective merge/cascade of detatched entity
Tutorial
5

Getting Started with JPA - Eclipse Project

: Select File > Import... > Maven > Existing Maven Projects and click Next. Select the points-console directory as Root Directory and press ENTER. Select the project and click Finish. Run the project in Eclipse: Right click the project node and select Run As > Java Application. Select Main - point and click OK.