ObjectDB Database Search

objectdb- 2 .6.9_02 (with "objectdb.temp.no-enhancement-crc-check" system property ... there are now obsolete): -  Issue #1924 - ObjectDB- 2 .6.9: Failed to commit transaction: Failed ... the system, just for Expert System cases). To make things simpler, this posting will examine only these 2 cases

An excerpt from the website of a 3rd party vendor which tries to support JPA 2 .0:   "The primary difference between JPA 1.0 and JPA 2 .0 implementations is how data is fetched: the JPA 1.0 implementation creates a JPQL query string for fetching while the JPA 2 .0 implementation uses Criteria

ObjectDB 2 .7.3_03 gives my application a "com.objectdb.o.UserException: Attempt to modify ... ; (ObjectDB log file attached.) If I revert to ObjectDB 2 .7.3, then no more exception.  (No other code ... image that shows the error is attached.) CBE CBE This is probably caused by a change in version 2 .7

seconds in object db 2 .x I have build the query using the follwoing Query query = persistanceManager ... objectdb explorer binitbhaskar Binit Bhaskar ObjectDB 2 .x is usually faster than ObjectDB 1.x, so it should be possible to get at least similar performance for this query with ObjectDB 2 .x. Maybe

_UPDATE_JDK9\JavaApps\CommonThirdParty\mockito\objenesis- 2 .1.jar;D:\Projects\Anritsu\Perforce\ws_alexander.golyshkin_ALL\DEV\RTD_7_6_0_JAVA_UPDATE_JDK9\JavaApps\CommonThirdParty\mockito\cglib-nodep- 2 . 2 .jar ... \comfyj- 2 .4.jar;D:\Projects\Anritsu\Perforce\ws_alexander.golyshkin_ALL\DEV\RTD_7_6_0_JAVA_UPDATE

after upgrading to 2 .9.0 (because of the other problems in former versions), the database destroys ... (if you had schema changes in addition to upgrading to 2 .9.0) . If this is the only issue then running ... the engine that manages the database storage, at least in the last 2 years, so there is nothing in version 2

Hi, I am getting the below OutOfMemoryError after I have migrated from objectdb 1.0 to 2 .0 The application works fine with only 256MB heap size with objectdb 1.0  But on 2 .0 even with max heap ... PersistentManager is used to begin the transaction. With objectdb 2 .x do we need to close the 

. Then allow import of that file into another database. 2 . Lazy loading of data, especially in table view ... evaluation. For me, #1, # 2 and #3 would be the most important. Also, I've found some small bugs: 1 ... 'recent connections'. 2 . When editing a field in an @Embedded object, I get an error message

a non-static logging variable holder can be used in an @Entity.     ObjectDB 2 .6.3_04     Apache Log4j2 - 2 .5     Mac OS X     ... ): [ObjectDB 2 .6.3_04] Failed to process class file of type 'com.example.SubEntity' (error 422) com.objectdb.o

Hi, We tried to upgrade from 2 .3.7_18 to 2 .4.1_01 to pickup some fixes. We discovered that our code no longer works when using 2 .4.1_01. We did some probing and found one thing. I have attached ... our code for 2 .3.7_18, we had @OneToOne(cascade=CascadeType.ALL, fetch=FetchType.EAGER

Hi! Scenario's steps: 1. User goes to his profile, a JSF page. 2 . @RequestScoped CDI bean ... .pingushare.entity.p1.User# 2 ' belongs to another EntityManager at com.objectdb.o.MSG.d(MSG.java:61) Why does this error happen, because there 2 independent transactions? I guess

Hi. I have faced a very serious issue. After upgrading the GlassFish server from 3.1.1 to 3.1. 2 ... more It seems that there is something wrong with persistent context. it seems that glassfish 3.1. 2 behaves differently. I ... to persistent unit lazily. however, glassfish 3.1. 2 immediately after deployment of application logins

I observed that on new ObjectDb v. 2 .6.4.b10 query below causes internal exception SELECT DISTINCT $1 FROM Pa3DictionaryItem $ 2 JOIN $ 2 .values $1 WHERE ($ 2 .namespace == 'com.anritsu.pa3.ttcn3' AND $ 2 .key == 'TliEvent' AND $1 != '') Query above also worked fine on ObjectDb version 2 .6.1.b06

Hi, my company is just about to switch from ObjectDB 1.04.2487 (SE) to ObjectDB 2 . So I downloaded the objectdb- 2 .5.5_02, activated it with our licence, enhancing went ... - 2 .0 file conversion Exception in thread "main" java.lang.RuntimeException: Internal Exception

use a persistence.xml! The stacktrace looks like this: [ObjectDB 2 .3.6] javax.persistence ... .runners.ParentRunner$ 2 .evaluate(ParentRunner.java:222) at org.junit.internal.runners.statements ... ) at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50) at org.junit.runners.ParentRunner$ 2

Logical operators in JPQL and JPA criteria queries combine simple Boolean expressions to form complex expressions. Logical operators ObjectDB supports two sets of logical operators, as shown in the following table: Set 1: JPQL / SQL Set 2 : Java / JDO AND && OR || NOT ! JPQL uses SQL notation

The Jakarta Persistence (JPA) Metamodel API defines a structured hierarchy of interfaces and enumerations to represent the persistent types within a domain model. Metamodel Types Hierarchy in Jakarta Persistence (JPA) 3. 2 Base type definitions The core abstractions of model types

Jakarta Persistence API (JPA) 3. 2 documentation, generated from the official JavaDoc and enriched with practical notes. It groups the API types into logical sections to help you locate core concepts, query facilities, metamodel details, configuration options, annotations, and exception information

the Level 2 (L2) cache, if enabled. JPA then adds the new entity to the persistence context as a managed

their named queries by using the JPA 2 Metamodel interface. For example: em. getMetamodel (). managedType

As explained in Chapter 2 , you can delete entities from the database by following these steps: Retrieve the entities into an EntityManager . Remove these objects from the EntityManager within an active transaction, either explicitly by calling the remove method or implicitly through a cascading

and inheritance relationships. Jakarta Persistence (JPA) 3. 2 Core Types Bootstrapping and Configuration

. The values of these fields are stored in the database when an entity is persisted. Chapter 2 provides

queries: Criteria Queries Hierarchy in Jakarta Persistence (JPA) 3. 2   Instances of 

Jakarta Persistence (JPA) represents queries with two interfaces: the Query interface, which was the only query interface in JPA 1, and the TypedQuery interface, which was introduced in JPA 2 . The TypedQuery interface extends the Query interface. Use the Query interface primarily when the query

Most JPQL queries use at least one comparison operator in their WHERE clause. Comparison operators ObjectDB supports two sets of comparison operators, as shown in the following table: Set 1: JPQL/SQL Set 2 : Java/JDO Less Than Less Than or Equal To = Equal To = == Not Equal To != The main

You can update existing entities, as explained in chapter 2 , by following these steps: Retrieve the entities into an EntityManager . Update the relevant entity fields within an active transaction. Apply the changes to the database by calling the commit method. JPQL UPDATE queries provide

(PersistenceConfiguration) Starting with  JPA 3. 2 , it is no longer mandatory to use a  persistence.xml  

EntityManager . ObjectDB also manages a level 2 (L2) shared cache for the EntityManagerFactory

is structured as follows: Criteria Query From Components in Jakarta Persistence (JPA) 3. 2  

- managed only by standard Java APIs (JPA / JDO 2 ). Extremely fast - faster than any other JPA / JDO

applicable copyright and trade mark law. 2 . Use License Permission is granted to temporarily download

the server with no arguments displays the following usage message: ObjectDB Server [version 2 .9.4

( long ). The primary key of the first entity is 1, the second is 2 , and so on. Primary key values

Persistence (JPA) 2 .0 The FROM clause (JPQL / Criteria API) article explains how to use Root ... of the given basic type. Since: Jakarta Persistence (JPA) 3. 2 Predicate equalTo ( Expression value ... . Since: Jakarta Persistence (JPA) 3. 2 Predicate equalTo ( Object value ) Create a predicate to test

to the type. Since: Jakarta Persistence (JPA) 2 .0 Public Instance Methods Selection alias ( String name ... ) 3. 2 Predicate equalTo ( Expression value ) Create a predicate to test whether the expression ... against Returns: predicate testing for equality. Since: Jakarta Persistence (JPA) 3. 2 Predicate equalTo

objectdb- 2 .6.9_06 NetBeans8.1+Glassfish4.1.1 Mac OS X Possibly related:  How to Use a SF ... .test.mini.ejb.ExtProjectBuilder ! Then Clean and Build (objectdb- 2 .6.9_06.jar is already included ...   All_ , not shown.) The following strategy used to work for objectdb- 2 .4.0_05 , but fails

. A subquery has an expression as its selection item. Since: Jakarta Persistence (JPA) 2 .0 Public ... of the given basic type. Since: Jakarta Persistence (JPA) 3. 2 Root correlate ( Root parentRoot ) Create ... for equality. Since: Jakarta Persistence (JPA) 3. 2 Predicate equalTo ( Object value ) Create

The following error is reported for objectdb- 2 .6.9.jar: Failed to commit transaction: Failed ... (error 613) Did not happen with objectdb- 2 .6.3_04 (which one can easily test and compare in the test ... : (all classes within entity packages): javac.classpath:lib/objectdb- 2 .6.9.jar [ObjectDB 2 .6.9 Enhancer] 8

each 1- 2 days we have the situation that our system changes to a completely underperforming mode ... is much more critical, today we switched back to 2 .7.5, but the same behaviour  - nothing changed in ... % and around 200 threads hgzwicker Hans-Georg Zwicker According to the subject of this thread it happens every 1- 2

Query doesn't return results in versions 2 .9.x when there's a unique property in (where/and .. or ... for :userName parameter 2 .8.9 Query plan description ============================ [Step 1] Scan type User locating all the User (u) instances. [Step 2 ] Evaluate fields in User (u) instances. [Step 3

Persistence (JPA) 2 .0 Public Instance Methods Class getClass ( T entity ) Return the concrete entity ... cannot be loaded from the database. Since: Jakarta Persistence (JPA) 3. 2 Object getIdentifier ( Object ... is found not to be an entity. Since: Jakarta Persistence (JPA) 3. 2 boolean isInstance ( Object entity

copy... [ObjectDB 2 .3.7_25] Unexpected exception (Error 990)   Generated by Java HotSpot(TM) 64 ... :163) at com.objectdb.Doctor.main(Doctor.java:22) [ObjectDB 2 .3.7_25] null lorenz2304 Benjamin Lorenz There is a problem with 2 Person instances, apparently in their salt byte[] array

I observed that on new ObjectDb v. 2 .6.4.b10 query below causes internal exception SELECT DISTINCT $1 FROM Pa3DictionaryItem $ 2 JOIN $ 2 .values $1 WHERE ($ 2 .namespace == 'com.anritsu.pa3.ttcn3' AND $ 2 .key == 'TliEvent' AND $1 != '') Query above also worked fine on ObjectDb version 2 .6.1.b06 Harman

server] [ObjectDB 2 .5.6_05] Unexpected exception (Error 990)   Generated by Java HotSpot(TM) 64-Bit Server VM 1.6.0_25 (on Windows 2003 5. 2 ). Please report this error on http://www.objectdb.com ... .java:145) at com.objectdb.o.TSK.f(TSK.java:95) [2014-08-24 02:49:35 #34 server] [ObjectDB 2 .5.6_05

[2017-03-29 14:04:44 #1 client] [ObjectDB 2 .6.9] Unexpected exception (Error 990)   Generated ... problem.. version 2 .5.6_05  - size of data 100GB I am running a Doctor in prod (in a backup file, It takes long time...), . PRODUCTION [2017-03-30 07:04:53 #37 server] [ObjectDB 2 .5.6_05] Unexpected

Unfortunately Build 2 .7.6_08 caused exceptions in a lot of system tests of our test suite which still ran successfully with Build 2 .7.6_07. 1. For example following query returns 3 verdict objects ... AND execution.execRecordID = record.uid AND record.executionConfig = config AND config.uid = '23A' 2

I have this error in log. The query can't return result. Thanks for help. LOG: [ObjectDB 2 .5.1_05 ... /1107 support Support Build 2 .7. 2 _01 should fix this bug. support Support Build 2 .7. 2 _01 has a side effect that introduces another bug ( issue #2142 ). Build 2 .7. 2 _02 should be used. support Support

: spring org.springframework.web.servlet.DispatcherServlet 2 spring *.html 30 index.jsp The settings

In this final step we will add a simple table to the report: Open the [Insert Table] dialog box by dragging a Table from the [Palette] window and dropping it on the report design (.rptdesign) layout. Set the column number to 2 , number of details to 1 , select the data set (e.g. Points by X