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The configuration element lists the users that are allowed to access the ObjectDB Server ... file contains the following element: The elements ... ... Every user is represented by a single element ... that have to be provided when the user connects to the server. The optional ip attribute, if specified, restricts

Hi! Scenario's steps: 1. User goes to his profile, a JSF page. 2. @RequestScoped CDI bean UserDataB loads the current user of the session at each request, by using @Stateless bean UserC#findUserById(Long id) 3. JSF page's @RequestScoped CDI bean AnotherB loads trades of that user , by using

visit and user actions during page views). Website  refers to ObjectDB Website, accessible from ... information may include, but is not limited to: email address, username, full name, user name, profile ... gifs) that permit the Company, for example, to count users who have visited those pages or opened

. ObjectDB supports all the JPA persistable types, which are: User defined classes - Entity classes ... types and Serializable types ( user or system defined). Note : Only instances of entity classes ... class is an ordinary user defined Java class whose instances can be stored in the database. The easy

above, a full URL has to be specified including user and password attributes. The slave server uses ... = Persistence.createEntityManagerFactory( "objectdb://localhost:6000/my.odb; user =a;password ... = Persistence.createEntityManagerFactory( "objectdb://localhost:6001//localhost:6000/my.odb; user =b

= new HashMap ();   properties.put("javax.persistence.jdbc. user ", "admin");    ... part of an ObjectDB connection URL: user - for specifying a username in client server mode. password - for specifying a user password in client server mode. drop - for deleting any existing database

Instances of user defined persistable classes (entity classes, mapped super classes and embeddable ... are assigned as arguments. Path expressions that navigate from one object to another. Instances of user ... with an instance of a user defined class (represented by a variable, parameter or prefix path

. getMetamodel (); The Metamodel interface provides several methods for exploring user defined persistable ... is an ancestor of interfaces that represent user defined types: EmbeddableType  - represents user defined embeddable classes. IdentifiableType is as a super interface of: MappedSuperclassType

of compiled classes after compilation. Enhancement is mainly for user -defined persistable classes ... should be used (e.g. by using the get and set methods). If you follow this practice only user defined ... ; path to input user classes -pu :  persistence unit name -s :  include sub directories in

update collisions resulting from simultaneous updates to the same data by two concurrent users . Locking ... if the version numbers do not match, indicating that the object has been modified by another user ... cannot be granted: A PESSIMISTIC_READ lock request fails if another user (which is represented by

objects (e.g. values of system types and user defined embeddable objects) return as results value ... several other methods for accessing the result data. CriteriaBuilder's construct JPQL user defined ... "))); The construct method builds a CompoundSelection instance, which represents results as instances of a user

to anyone who uses em , even before committing the transaction (but not to users ... automatic optimistic locking to prevent concurrent changes to entity objects by multiple users . JPA 2

, most object databases do not support user defined primary keys, even though this is very useful in almost every application. ObjectDB supports user defined primary keys including composite primary keys

ObjectDB is highly scalable and can manage efficiently databases in a wide range of sizes, from a few Kilobytes to hundreds of Gigabytes and even Terabytes. ObjectDB can be used in small embedded single user applications as well as in heavy loaded multi threaded multi user applications. ObjectDB

that the name parameter is received as an input from the user and then embedded in the query string as is. Instead of a simple country name, a malicious user may provide JPQL expressions that change

API - any user with some experience with Hibernate, TopLink, EclipseLink, OpenJPA, JPOX or ... data structures very efficiently. User Defined Classes Entity classes (@Entity) Embeddable

A JPA Persistence Unit is a logical grouping of user defined persistable classes (entity classes, embeddable classes and mapped superclasses) with related settings. Defining a persistence unit ... registration of all the user defined persistable classes (entity classes, embeddable classes and mapped

specifying 0 as the maximum list size . The user attribute specifies if user names should be saved

of bookmarked entity objects. The [Schema] window shows the user defined persistable types (entity ... , however, do require setting the classpath. For instance, executing queries that include user defined

Callback methods are user defined methods that are attached to entity lifecycle events and are invoked automatically by JPA when these events occur. Internal Callback Methods Internal callback methods are methods that are defined within an entity class. For example, the following entity class

runtime is bundled in a product that uses only signed enhanced persistable classes - activation by end users is unnecessary.

Fields of persistable user defined classes (entity classes, embeddable classes and mapped superclasses) can be classified into the following five groups: Transient fields Persistent fields Inverse (Mapped By) fields Primary key (ID) fields Version field The first three groups (transient

that guarantees that any user of the Product and the embedded Software will be committed to the terms

that is known only at runtime (e.g. depending on which fields are filled by a user in a form

a product to an unlimited number of end users . For a quote please contact ObjectDB Sales (sales

within an active transaction and the changes are visible to other users (who use other EntityManager instances

JPA Entity classes are user defined classes whose instances can be stored in a database. To store data in an ObjectDB database using JPA you have to define entity classes that represent your application data object model. This chapter explains how to define and use entity classes. 

may accept certain responsibilities with respect to end users , business partners and the like

of serializable types that are non persistable otherwise (e.g. a user defined class, which is not an entity

://localhost/points.odb; user =admin;password=admin ). Click the Finish button to complete the creation

). Enum values can be compared by using the equality operators (=, , == , != ). Instances of user

transaction and the changes are visible to other users (who use other EntityManager instances

;the criteria API may be preferred. For example, building a dynamic query based on fields that a user

Entity objects are in-memory instances of entity classes (persistable user defined classes), which can represent physical objects in the database. Managing an ObjectDB Object Database using JPA requires using entity objects for many operations, including storing, retrieving, updating and deleting

a single file. Advanced querying and indexing capabilities. Effective in heavy loaded multi- user

of the site. Use of any such linked web site is at the user's own risk. 7. Site Terms of Use Modifications

The JPA Query Language (JPQL) can be considered as an object oriented version of SQL. Users familiar with SQL should find JPQL very easy to learn and use. This chapter explains how to use JPQL as well as how to use the JPA Criteria API, which provides an alternative way for building queries in JPA

. createEntityManagerFactory ( "objectdbs://localhost/myDbFile.odb; user =admin;password=admin");  

I finally hit an instance of the "Negative snapshot user count" exception 1) [ObjectDB 2.3.2_01 ... .InternalException: Negative snapshot user count com.objectdb.o.InternalException: Negative snapshot user count at com.objectdb.o.SNP.z(SNP.java:292) at com.objectdb.o.SFL.Z(SFL.java:765) at com.objectdb

We need a way to do a (online) backup to a user defined backup-destination. Maybe in that way: backupQuery.setParameter("targetfile", new java.io.File("/ User /Backup/test.objectdb")); which should create a backupfile with the name ' test.objectdb " in the directory ' / User /Backup/ ' or backupQuery

, restart and start), and to exit the application. 8.2  Single User Server Configuration As ... configuration file with a single registered user . Notice that a single user configuration may also be used by multi user applications (such as web applications) where the same username and password

: Equality operators ( == , != ) compare the identity of instances of user persistent classes (as in Java ... expressions (a possible replacement to the like operator of SQL). To use methods of user defined classes in queries, the user code must be available. In embedded mode, user classes are always available

open for longer than necessary is not recommended in multi user applications because of the resources ... are usually required in a client server connection to enable user identification and permission ... - user desktop application using an embedded ObjectDB database (for example, a personal organizer). In

of makePersistent( ... ) to instances of user defined persistent classes. However, persistence by ... , system types are embedded and user defined types (like the Address instance above) are not ... , while instances of user defined persistent classes are not (more details are provided in section 4.3

and references to user defined classes are excluded by default. The default-fetch-group attribute ... whose type is a user defined persistent classes or java.lang.Object . To use embedded objects for fields of user defined persistent classes, a metadata has to be specified as demonstrated by field f5

-server (e.g.  objectdb://localhost/points.odb; user =admin;password=admin ). You may click

Persistent Classes are user defined classes whose instances can be stored in a database using JDO ... for ArrayList ). Portable JDO applications, however, should only store instances of user defined persistent ... user classes -d output path for enhanced classes -s include sub directories in search -noopt disable

), is supported by ObjectDB but not by JDO. In JDO, only instances of special user defined classes ... of persistent classes. Persistent Classes Persistent classes are user defined classes whose instances

that the database contains (root objects are discussed in chapter 6 ). The "Query" window enables a user to execute ... , executing JDOQL queries containing user defined methods can be supported by the Explorer

process, and multi user support may be achieved only by multithreading (several threads) in a single ... simultaneous requests using threads, even in embedded database mode, multi user access to a database