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51-100 of 200 resultsClassCastException on SELECT NEW ... after UPDATE over Java RMI internally runs SELECT NEW ... queries. For example: SELECT NEW com.arunta.base.db.FileNameDTO(r.id ... NEW ...) and UPDATE JPQL queries on the DB via the RMI interface. What we noticed is that once we UPDATE a record from the client (via the RMI interface), all SELECT NEW ... queries | |
Database is erased after deploying a new web application version Hello, I'm a new ObjectDB user and currently working on a Java web application that's running within Tomcat and uses ObjectDB. Each time I upload a new version of the web application (WAR file) and deploy it from Tomcat's manager, I get a new empty database. I assume | |
DB Doctor sets type to "unknown" for new fields Hi, we are using ObjectDB 2.5.4_04 on Linux. We added two new Boolean fields to a persistable type ... for the two new fields fail. Suggestions? Thank you Emil prolancer Emil Andonov Nothing is wrong with the database, and the new Boolean fields look fine. Apparently your report indicates | |
Compare old and new schema" the entity classes have in the old database file and compare that with the new classes definitions ... to the new one. However, you can open the old database in the Explorer (without entity classes in ... and an automatic comparison of old schema vs new schema is the only reliable way of making sure database | |
Error 990... and then new version?.objectdb.com/database/issue/ new com.objectdb.o.InternalException: null com.objectdb.o ... I was about to post (here, since the provided url is restricted), I noticed there was a new release! I hadn't noticed this because the maven instructions still show the old version, and the new | |
New Index causing troubles Hello, we introduced a new index upon a String field Order.typeName, added to package.jdo as After starting our app with the new index on one database we got the following exception: 2019-02-01 04 ... .0-141-generic). Please report this error on http://www.objectdb.com/database/issue/ new com.objectdb | |
Join query problem with new statetment; "select new InspirationsPerSupplierResult(insp.id, insp.name, p.id, p.name) from ... trace the exception might not be related to using NEW . There is an unexpected state during query ... the database - the old embeddable objects and the new entity objects. For more precise diagnosis - please post | |
Failed to create a new file 'target\objectdb\log\archive' (error 112) (see below) fails because ODB can't create a new file in a non-existing folder hierarchy. The user ... (Exception e) { throw new RuntimeException("Unable to pre-register " + DataStoreData.class, e); } }   ... .server:integration-test] Failed to create a new file 'target\objectdb\log\archive' (error 112) [11 | |
Insert a new entity class in a class hierarchy does not work Hello, we have an entity class hierarchy and we want to insert a new entity in this hierarchy ... , because the class hierarchy had already always existed and the " new " entity class needed still only the @Entity annotation, all remaining fields got null as a value. Only if the new entity | |
Attempt to begin a new transaction when a transaction is active._PersistenceException: Attempt to begin a new transaction when a transaction is active root cause com.objectdb.o._PersistenceException: Attempt to begin a new transaction when a transaction is active root cause com.objectdb.o.UserException: Attempt to begin a new transaction when a transaction is active   | |
New to Product & Having An Issue Greetings ObjectDB Users! I'm new to the product, and I've setup a simple test after reading ... (); this.departmentId = new DomainId(DomainId.getNewId(), DomainId.getNewId()); } @Test public void createDepartment(){ Department department = new Department(this.departmentId, "dOne", null); try{ em | |
NullPointerException while setting a new property value. support Support Please try a new build - 2.4.4_02. It will not solved the problem yet, but hopefully ... while database thread is writing new data. I guess that the enhanced code should handle it somehow.   ... and the NPE is gone. We plan more testing. We create new EntityManager for every operation | |
Email notification about new build Just a quick thought. It would be nice to get email notification about new builds. If a new build resolves a problem that I'm not subscribed for, I don't know about it until i check ODB page :) lwalkowski Lukasz Walkowski This is a good idea. It is now set as a website feature request in the issue tracking system. support Support | |
Intermittent: "Attempt to reuse an existing primary key value" when persisting a new instance once a week during dev). This issue only happens when saving new items, never while updating an existing ... : 2.2.8_05 Willks William This might be related to a bug that was fixed in build 2.2.8_06. Please check that new build. support Support | |
UPDATE query to set a new field after schema change I've added a new property/field to one of my objects and want to set the value of this (boolean) property to false for all existing entities in the DB. I tried to execute an update statement ... , without using an UPDATE query. support Support A new issue was added to the issue tracking system based | |
New Web Application Tutorials New ObjectDB/JPA tutorials have been published today: Eclipse/JPA Web Application Tutorial NetBeans/JPA Web Application Tutorial The new tutorials demonstrate how to build a simple database driven web application using ObjectDB and JPA. Understanding these tutorials requires some familiarity | |
Locking in JPA object. The initial version of a new entity object (when it is stored in the database for the first ... - using the createEntityManagerFacotory method: Map properties = new HashMap();   ... ); For an EntityManager - using the createEntityManager method: Map properties = new HashMap | |
JPA Persistable Types to the requested mode. For example, fields date1 , date2 and date3 above may be initialized as new Date() , i.e ... type that is already in use in an existing database. New enum fields can be added safely only at the end (with new higher ordinal numbers). Alternatively, enum values can be represented internally by | |
FROM clause (JPQL / Criteria API), MEMBER, MIN, MOD, NEW , NOT, NULL, NULLIF, OBJECT, OF, OR, ORDER, OUTER, POSITION, SELECT, SET, SIZE ... of that method. Every time the from method is invoked - a new variable is added to the query. Criteria Query ... . Every invocation of join adds a new JOIN variable to the query. Since From is the super | |
Auto Generated Values for every new entity object. These generated values are unique at the database level and are never recycled ... during commit for every new entity object. The difference is that a separate identity generator is managed ... generates an automatic value as soon as a new entity object is persisted (i.e. before commit | |
Literals in JPQL and Criteria Queries = cb. literal ( new java.sql.Date()); Expression time = cb. literal ( new java.sql.Time()); Expression now = cb. literal ( new java.sql.Timestamp()); // Enum literal: Expression red = cb. literal (Color | |
Database Connection using JPA = new HashMap (); properties.put("javax.persistence.jdbc.user", "admin");   ... . If the database does not yet exist a new database file is created. When the application is finished using ... = new HashMap (); properties.put("javax.persistence.jdbc.user", "user1"); properties.put("javax | |
ObjectDB Object Database Features). Java Data Objects (JDO) Complete JDO 2 support (passed the JDO 2 TCK). Support for JDO 3 new ... and type versioning. Class hierarchy changes are handled automatically. New added fields ... , max) - for paging. Query Structure SELECT (including NEW ). FROM (including INNER JOIN , LEFT OUTER | |
Working with JPA Entity Objects: New , Managed, Removed and Detached. When an entity object is initially created its state is New ... , the owning EntityManager stores the new entity object to the database. More details on storing objects | |
JPA Lifecycle Events is invoked: @PrePersist - before a new entity is persisted (added to the EntityManager ). @PostPersist - after storing a new entity in the database (during commit or flush ). @PostLoad | |
Setting and Tuning of JPA Queries; createEntityManagerFacotory method: Map properties = new HashMap(); properties.put("javax.persistence ... the createEntityManager method: Map properties = new HashMap(); properties.put("javax.persistence | |
Online Backup mode a subdirectory of the ObjectDB home directory on the server side). A new subdirectory with a name ... ;backupQuery.setParameter("target", new java.io.File("c:\\backup")); backupQuery | |
General Settings and Logging ( "" ) logging to file is disabled. Every day a new log file is generated with the name odb .log (where represents the date). A new log file is also generated when the log file exceeds the maximum size | |
Database Server The TPC/IP port on which the server listens for new connections is also specified in the Server ... window may be blocked. Therefore, you may need a new command window for the stop and restart | |
objectdb-2.6.9_06: Extended Persistence Context fails: 'Attempt to begin a new transaction when a transaction is active' with extended Persistence Context? [EDIT: 2006-09-29 New improved version of test mini web app with test ... ) Warning: javax.ejb.EJBException: com.objectdb.o._PersistenceException: Attempt to begin a new ... createProject( Element owner, String name) { try { Project p = new Project(owner, name); persistElement(p | |
Tracking changes to new collections (in enhancement mode) after flush Hello, We have an issue with a list as a value in a hashmap. Within one transaction a new key ... = {CascadeType.REFRESH, CascadeType.DETACH }) private HashMap mappingMap = new HashMap (1); (edited ... (); ListInMap entity = new ListInMap();   | |
New entity objects are duplicated on merge cascading When merge is cascaded to a new entity object that has not been persisted ... (); em.persist( new Book());   ... = Arrays.asList( new Chapter()); em.merge(book);   | |
New issues with queries using build 2.7.6_08 = config btc_es BTC EmbeddedSystems Your new report was moved to a new thread, as ... #2153 , as discussed. You may want to check build 2.7.6_07. Build 2.7.6_08, however, includes some new ... users. Unfortunately according to your report, these changes also introduce a new issue | |
new objects not available in mappedBy associations Given a mappedBy association: e.g: @OneToMany(mappedBy="department") public List employees; creating a new mapped class, e.g. new Employee, won't result in this object being available in the same transaction: ie: for (Employee e : department.employee) won't include the new object | |
Step 5: Add a JSP Page In this step we will add the JSP that generates the guestbook HTML output: Open the [ New JSP File ... ), selecting New Other... Web JSP File and clicking Next . The parent folder should be WEB-INF ... exactly that case sensitive class name. Click Finish to create the new JSP file. Now | |
Step 2: Create a Project and a Report To use BIRT we need to create a BIRT Report project in Eclipse: Open the [ New Project] dialog box, e.g. by using File New Project... Select Business Intelligence and Reporting Tools Report Project and click Next : Enter a project name and click Finish : Now we can create a first report in the new | |
Step 3: Add a Context Listener Class down), by closing the EntityManagerFactory . To register a ServletContextListener : Open the [ New File] dialog box by right clicking the guest package node (in the [Projects] window) and selecting New ... to create the new listener class. Now replace the content of the new source file with the following | |
Step 5: Add a JSP Page In this step we will add the JSP that generates the guestbook page output: Open the [ New JSP File ... New Other... Web JSP File and clicking Next . Enter guest as the jsp file name - use exactly that case sensitive class name. Click Finish to create the new JSP file. Now replace the content | |
Step 1: Create a Web Project We start by creating a new NetBeans Web Application Project: Open the [ New Project] dialog box, e.g. by using File New Project... Select Java Web Web Application and click Next . Choose a Project ... : You may have to add Tomcat 6 as a new server by clicking the Add... button . Follow the instructions and specify | |
Step 2: Define a JPA Entity Class on the project in the [Package Explorer] window and select New Class . Enter tutorial as the package ... the new class. Copy and paste the following code into the newly created Point class: package tutorial ... public String toString() { return String.format("(%d, %d)", this.x, this.y); } } The new class | |
Step 6: Set the Spring XML of the web.xml file with the following new content: spring org.springframework.web.servlet ... that file: Right click the WEB-INF node in the [Package Explorer] window, select New Other... XML ... ; copy and paste to replace the content of the spring-servlet.xml file with the following new | |
Step 6: Set the Spring XML). Use copy and paste to replace the default content of the web.xml file with the following new content ... , select New Other... and then choose the XML category, XML Document and click Next . Enter spring ... with the following new content: The settings above guides Spring to support annotations (for components | |
Step 1: Create a Java EE Web Project We start by creating a new Java EE 6 Web Application project in NetBeans: Open the [ New Project] dialog box, e.g. by using File New Project... Select Java Web Web Application and click Next . Choose a Project Name (e.g. Guestbook ) and click Next . Select GlassFish Server 3 (or above)  | |
Step 4: Create an ObjectDB Data Set the [ New Data Set] dialog box by right clicking the Data Sets node in the [Data Explorer] window and selecting New Data Set . Select the data source that was created in the previous step (e.g. ObjectDB ... successfully - a new window appears. In the Parameters list specify default values for low ( 11 | |
Step 7: Run the Spring Web App . To install a new server check the Manually define a new server radio button (after Run As Run on Server | |
Step 1: Install BIRT and ObjectDB Driver selecting Help Install New Software... In the [Work with] field enter the BIRT update site url. http ... ] dialog box by selecting Help Install New Software... In the [Work with] field enter the ObjectDB | |
Step 3: Create an ObjectDB Data Source Connections to the database are represented in BIRT as data sources. To create an ObjectDB data source: Open the [ New Data Source] dialog box by right clicking the Data Sources node in the [Data Explorer] window and selecting New Data Source . Select ObjectDB Data Source from the list | |
Step 3: Add a Main Class In this step we will add a main class to the project to store and retrieve Point objects from the database: Right click the tutorial package in the [Package Explorer] window and select New Class ... (String[] args) { // Open a database connection // (create a new database if it doesn't exist | |
[ODB1] Chapter 7 - JDOQL Queries)query.execute( new Integer(18)); Collection result2 = (Collection)query.execute( new Integer(21 ... "); Collection result = (Collection)query.execute(); Iteration over the new result collection returns | |
[ODB1] Chapter 4 - JDO Metadata time with default values (e.g. new Integer(0) for a java.lang.Integer field, "" for a java.lang ... demonstrated above. The Index Rebuilder Tool Setting indexes for a new class that does not have persistent |