ObjectDB Database Search

to an association typed as a java .util.Collection . Represents a join to an association typed as a java .util.Set . Represents a join to an association typed as a java .util.List . It provides support for list indices. Represents a join to an association typed as a java .util.Map . It provides access

Jakarta Persistence (JPA) Class jakarta.persistence.EntityNotFoundException java .lang.Object ∟ java .lang.Throwable ∟ java .lang.Exception ∟ java .lang.RuntimeException ∟ jakarta.persistence ... ) EntityManager.refresh(Object, java .util.Map) EntityManager.refresh(Object, LockModeType, java .util.Map

Jakarta Persistence (JPA) Class jakarta.persistence.OptimisticLockException java .lang.Object ∟ java .lang.Throwable ∟ java .lang.Exception ∟ java .lang.RuntimeException ∟ jakarta.persistence ... .find(Class, Object, LockModeType, java .util.Map) EntityManager.lock(Object, LockModeType) EntityManager

Jakarta Persistence (JPA) Class jakarta.persistence.PessimisticLockException java .lang.Object ∟ java .lang.Throwable ∟ java .lang.Exception ∟ java .lang.RuntimeException ∟ jakarta.persistence ... .. Since: Jakarta Persistence (JPA) 1.0 Additional JDK methods inherited from java .lang.Throwable java .lang

Jakarta Persistence (JPA) Class jakarta.persistence.LockTimeoutException java .lang.Object ∟ java .lang.Throwable ∟ java .lang.Exception ∟ java .lang.RuntimeException ∟ jakarta.persistence ... . Since: Jakarta Persistence (JPA) 1.0 Additional JDK methods inherited from java .lang.Throwable java

Jakarta Persistence (JPA) Class jakarta.persistence.EntityExistsException java .lang.Object ∟ java .lang.Throwable ∟ java .lang.Exception ∟ java .lang.RuntimeException ∟ jakarta.persistence ... inherited from java .lang.Throwable java .lang.Throwable/addSuppressed(Throwable), java .lang.Throwable

Jakarta Persistence (JPA) Class jakarta.persistence.QueryTimeoutException java .lang.Object ∟ java .lang.Throwable ∟ java .lang.Exception ∟ java .lang.RuntimeException ∟ jakarta.persistence ... .. Since: Jakarta Persistence (JPA) 1.0 Additional JDK methods inherited from java .lang.Throwable java .lang

Jakarta Persistence (JPA) Class jakarta.persistence.RollbackException java .lang.Object ∟ java .lang.Throwable ∟ java .lang.Exception ∟ java .lang.RuntimeException ∟ jakarta.persistence ... Additional JDK methods inherited from java .lang.Throwable java .lang.Throwable/addSuppressed

Jakarta Persistence (JPA) Enum jakarta.persistence.TemporalType java .lang.Object ∟ java .lang.Enum ... Type used to indicate a specific mapping of java .util.Date or java .util.Calendar . Deprecated: Newly-written code should use the date/time types defined in java .time . Since: Jakarta Persistence (JPA) 1

Jakarta Persistence (JPA) Class jakarta.persistence.TransactionRequiredException java .lang.Object ∟ java .lang.Throwable ∟ java .lang.Exception ∟ java .lang.RuntimeException ∟ jakarta.persistence ... . Since: Jakarta Persistence (JPA) 1.0 Additional JDK methods inherited from java .lang.Throwable java .lang

Jakarta Persistence (JPA) Class jakarta.persistence.NonUniqueResultException java .lang.Object ∟ java .lang.Throwable ∟ java .lang.Exception ∟ java .lang.RuntimeException ∟ jakarta.persistence ... . Since: Jakarta Persistence (JPA) 1.0 Additional JDK methods inherited from java .lang.Throwable java .lang

Jakarta Persistence (JPA) Class jakarta.persistence.NoResultException java .lang.Object ∟ java .lang.Throwable ∟ java .lang.Exception ∟ java .lang.RuntimeException ∟ jakarta.persistence ... inherited from java .lang.Throwable java .lang.Throwable/addSuppressed(Throwable), java .lang.Throwable

Jakarta Persistence (JPA) Class jakarta.persistence.PersistenceException java .lang.Object ∟ java .lang.Throwable ∟ java .lang.Exception ∟ java .lang.RuntimeException ∟ jakarta.persistence ... . Since: Jakarta Persistence (JPA) 1.0 Additional JDK methods inherited from java .lang.Throwable java .lang

Jakarta Persistence (JPA) Class jakarta.persistence.SchemaValidationException java .lang.Object ∟ java .lang.Throwable ∟ java .lang.Exception ∟ jakarta.persistence.SchemaValidationException Implemented ... (JPA) 1.0 Additional JDK methods inherited from java .lang.Throwable java .lang.Throwable

. This behavior is similar to transient fields in Java , which don't participate in serialization. Static ... either the Java transient modifier (which also affects serialization) or the JPA @Transient ... declared type, including a generic java .lang.Object , as long as the actual runtime value

when the query is executed: CURRENT_DATE : Returns the current date as a java .sql.Date instance. CURRENT_TIME : Returns the current time as a java .sql.Time instance. CURRENT_TIMESTAMP : Returns the current timestamp (date and time) as a java .sql.Timestamp instance. Extracting date parts JPA does not define

operates on Java classes and objects. For example, a JPQL query can retrieve entities, unlike SQL ... and easier to use in Java applications. JPQL Query Structure Like SQL, a JPQL SELECT query consists ... ). The exceptions, where JPQL is case-sensitive, include Java source elements such as the names of entity classes

(for example, a bug in the operating system, Java , or ObjectDB). Copying a database file ... Doctor tool is included in the objectdb.jar file. You can run the tool from the command line: $ java -cp ... , specify two command-line arguments: $ java -cp objectdb.jar com.objectdb.Doctor old.odb new.odb

Welcome to ObjectDB for Java /JPA Developer's Guide. Here you can learn how to develop database applications using ObjectDB and JPA ( Java Persistence API). The main purpose of this guide is to make ... this guide, but a strong background and understanding of the Java language is essential

, using two standard Java query languages: JPQL ( Java Persistence Query Language) and JDOQL (JDO ... , but they are easier to use in object oriented languages such as Java . In addition, unlike most other NoSQL databases

. Whenever possible: Use a single Java file with one main class + static inner classes for entity ... test; import java .util.*; import jakarta.persistence.*; public final class MyTestCase {    ... a persistence unit, An entity or IdClass class should implement the java .io.Serializable interface).

a null value. In Java , a NullPointerException is thrown on any attempt to access a field or a method ... to the getClass method of java .lang.Object in Java . The following query returns the number of all the entities

ObjectDB Software develops, markets and supports the ObjectDB Object-Oriented Database Management System (ODBMS). ObjectDB Software is the market leader in providing a very high performance persistence solution for Java , based on the Java Persistence API (JPA) and the Java Data Objects (JDO

the expressions used to build JPQL and criteria query clauses: ObjectDB also supports the Java Data Objects (JDO) Query Language (JDOQL), which is more Java -oriented and is based on Java syntax. JDOQL is not covered in this manual.

Jakarta Persistence (JPA) Enum jakarta.persistence.GenerationType java .lang.Object ∟ java .lang ... for the particular database. For a primary key of type java .util.UUID or String , this is equivalent to UUID ... . May be used to generate primary keys of type java .util.UUID or String . Since: Jakarta Persistence

Jakarta Persistence (JPA) Enum jakarta.persistence.EnumType java .lang.Object ∟ java .lang.Enum ... how a persistent property or field whose type is a Java enum type should be persisted. See Also: Enumerated ... (String) Additional JDK methods inherited from java .lang.Enum java .lang.Enum/clone(), java .lang.Enum

Jakarta Persistence (JPA) Enum jakarta.persistence.PersistenceUnitTransactionType java .lang.Object ∟ java .lang.Enum ∟ jakarta.persistence.PersistenceUnitTransactionType Implemented Interfaces ... (), valueOf(String) Additional JDK methods inherited from java .lang.Enum java .lang.Enum/clone(), java .lang

Jakarta Persistence (JPA) Enum jakarta.persistence.FlushModeType java .lang.Object ∟ java .lang.Enum ... ) Additional JDK methods inherited from java .lang.Enum java .lang.Enum/clone(), java .lang.Enum/compareTo(E), java .lang.Enum/describeConstable(), java .lang.Enum/equals(Object), java .lang.Enum/finalize

Jakarta Persistence (JPA) Enum jakarta.persistence.LockModeType java .lang.Object ∟ java .lang.Enum ... from java .lang.Enum java .lang.Enum/clone(), java .lang.Enum/compareTo(E), java .lang.Enum/describeConstable(), java .lang.Enum/equals(Object), java .lang.Enum/finalize(), java .lang.Enum/getDeclaringClass

Jakarta Persistence (JPA) Enum jakarta.persistence.InheritanceType java .lang.Object ∟ java .lang ... (), valueOf(String) Additional JDK methods inherited from java .lang.Enum java .lang.Enum/clone(), java .lang.Enum/compareTo(E), java .lang.Enum/describeConstable(), java .lang.Enum/equals(Object), java .lang

Jakarta Persistence (JPA) Enum jakarta.persistence.ConstraintMode java .lang.Object ∟ java .lang ... (String) Additional JDK methods inherited from java .lang.Enum java .lang.Enum/clone(), java .lang.Enum/compareTo(E), java .lang.Enum/describeConstable(), java .lang.Enum/equals(Object), java .lang.Enum

Jakarta Persistence (JPA) Enum jakarta.persistence.DiscriminatorType java .lang.Object ∟ java .lang ... java .lang.Enum java .lang.Enum/clone(), java .lang.Enum/compareTo(E), java .lang.Enum/describeConstable(), java .lang.Enum/equals(Object), java .lang.Enum/finalize(), java .lang.Enum/getDeclaringClass

Jakarta Persistence (JPA) Enum jakarta.persistence.FetchType java .lang.Object ∟ java .lang.Enum ... JDK methods inherited from java .lang.Enum java .lang.Enum/clone(), java .lang.Enum/compareTo(E), java .lang.Enum/describeConstable(), java .lang.Enum/equals(Object), java .lang.Enum/finalize(), java .lang

.criteria.Predicate.BooleanOperator java .lang.Object ∟ java .lang.Enum ∟ jakarta.persistence.criteria ... inherited from java .lang.Enum java .lang.Enum/clone(), java .lang.Enum/compareTo(E), java .lang.Enum/describeConstable(), java .lang.Enum/equals(Object), java .lang.Enum/finalize(), java .lang.Enum

Jakarta Persistence (JPA) Enum jakarta.persistence.criteria.Nulls java .lang.Object ∟ java .lang ... : values(), valueOf(String) Additional JDK methods inherited from java .lang.Enum java .lang.Enum/clone(), java .lang.Enum/compareTo(E), java .lang.Enum/describeConstable(), java .lang.Enum/equals(Object

.metamodel.Attribute.PersistentAttributeType java .lang.Object ∟ java .lang.Enum ∟ jakarta.persistence ... (), valueOf(String) Additional JDK methods inherited from java .lang.Enum java .lang.Enum/clone(), java .lang.Enum/compareTo(E), java .lang.Enum/describeConstable(), java .lang.Enum/equals(Object), java .lang.Enum

.metamodel.Bindable.BindableType java .lang.Object ∟ java .lang.Enum ∟ jakarta.persistence.metamodel ... (), valueOf(String) Additional JDK methods inherited from java .lang.Enum java .lang.Enum/clone(), java .lang.Enum/compareTo(E), java .lang.Enum/describeConstable(), java .lang.Enum/equals(Object), java .lang

.persistence.metamodel.PluralAttribute.CollectionType java .lang.Object ∟ java .lang.Enum ∟ jakarta.persistence ... inherited from java .lang.Enum java .lang.Enum/clone(), java .lang.Enum/compareTo(E), java .lang.Enum/describeConstable(), java .lang.Enum/equals(Object), java .lang.Enum/finalize(), java .lang.Enum

This is the Eclipse version of the  Spring MVC and JPA tutorial. It demonstrates how to create and run a full Java  Spring MVC (Model View Controller) web application in ... software: Java JDK 6.0 (or above). Eclipse IDE for Java EE Developers. m2eclipse (Maven plugin

  New Other... Web Servlet and clicking  Next . The Java package name should be guest ... : package guest; import java .io.IOException; import java .util.List; import javax.servlet.ServletException

. For this tutorial, besides the Java JDK (8 or above) and the Eclipse IDE (either Eclipse IDE for Java EE Developers or Eclipse IDE for Java Developers), you only need to download and extract the ObjectDB

This is the NetBeans version of the  JPA Web App tutorial. It demonstrates how to create and run a database driven Java web application in NetBeans - using Tomcat 6 Apache Tomcat ... the following software: Java JDK (6.0 or above). NetBeans - Java or All bundle The last version of ObjectDB

) that we will define in this step as a Spring MVC component: Open the [New Java Class] dialog box by right ... Java Class... . Enter  GuestDao as the class name - use  exactly that case sensitive class ... replace the content of the new source file with the following code: package guest; import java .util.List

This is the NetBeans version of the Spring MVC and JPA tutorial. It demonstrates how to create and run a full Java  Spring MVC (Model View Controller) web application in ... software: Java JDK 6.0 (or above). NetBeans ( Java or All bundle). The tutorial was written

This is the Eclipse version of the JPA Web App tutorial. It demonstrates how to create and run a database driven Java web application in Eclipse - using Tomcat 6, ObjectDB and JPA ... you will need the following software: Java JDK (6.0 or above). Eclipse IDE for Java EE Developers Apache

that we will define in this step: Open the [New Java Class] dialog box by right clicking the guest package ... with the following code: package guest; import java .util.List; import javax.ejb.Stateless; import javax.persistence ... Java EE application servers such as GlassFish and JBoss, and not by servlet containers, such as

... Enter GuestServlet as the class name - use exactly that case sensitive class name. The Java ... of the new source file with the following code: package guest; import java .io.IOException; import java

Welcome to the ObjectDB for Java /JDO Developer's Guide. Here you can learn how to develop database applications using ObjectDB and JDO ( Java Data Objects), the revolutionary database programming ... and understanding of the Java language is essential. Further Reading and Resources This guide focuses mainly

You can use ObjectDB with either the Java Persistence API (JPA) or the Java Data Objects (JDO) API. Both share similar architecture, design and abilities. When to prefer JPA JPA ... databases and it is probably the most popular Java API for object databases today.

a PersistenceManagerFactory The following code demonstrates how to obtain a PersistenceManagerFactory instance: import java ... a class in the same directory using: import java .io; import java .util.Properties; import javax.jdo