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an alias to the selection item. Once assigned, an alias cannot be changed or reassigned. Returns the same ... specifying whether duplicate results must be eliminated from the subquery result or ... must be eliminated from the query result or whether they must be retained

class="teaser"> Execute an update or delete statement. Execute an update or delete statement. the number of entities updated or deleted

MVC (Model View Controller) web application in Eclipse - using ObjectDB, JPA, Tomcat (or GlassFish ... > Java JDK 6.0 (or above). Eclipse IDE for Java EE Developers.

/ Jetty) in Eclipse or No need to download and install ObjectDB or a Java web server - Maven will download the ObjectDB jar

> Select Run > Run Main Project... (or F6). Choose or define the server and click

>The database will be opened (or created if not existing yet) when the web application starts, by ... application stops (or when the web server shuts down), by closing the EntityManagerFactory

, besides the Java JDK (5 or above) and the Eclipse IDE (either Eclipse IDE for Java EE Developers or Eclipse IDE

> For this tutorial you will need the following software: Java JDK (6.0 or above). NetBeans - Java or All bundle The last version of ObjectDB (just

can discover whether the instance is persistent, transactional, dirty, new, deleted, or detached ... >PersistenceCapable class. If the JDO identity is not managed by the application or ... /PersistenceManagerFactory" title="Interface in javax.jdo">PersistenceManagerFactory or

"> FetchGroup represents a named fetch group for a specific class or interface. A fetch group instance identifies the name of the class or interface, the list of members (fields or properties) to be fetched ... of javax.jdo.PersistenceManager">PersistenceManager.getFetchGroup or