About xml

tutorial

Step 6: Set the Spring XML

Explains how to set XML in a NetBeans Spring MVC JPA web application project.... definition of the Spring dispatcher servlet to the web.xml configuration file and to configure that servlet using another xml configuration file. Open the web.xml file (under Web Pages > ...

 
tutorial

Step 6: Set the Spring XML

Explains how to set XML in an Eclipse Spring MVC JPA web application project.... definition of the Spring dispatcher servlet to the  web.xml configuration file and to configure that servlet using another xml configuration file. Open the  web.xml file (under src/main/webapp/WEB-INF) in a text editor (by right clicking ...

 
manual

JPA Persistence Unit

Explains how to define a JPA persistence unit in the persistence.xml file.... covers the following topics: persistence.xml XML Mapping Metadata Managed Persistable Classes ...

 
api-jpa

JPA 2 Annotations

Reference (JavaDoc) of all the JPA 2 annotations, including @Entity, @Embeddable, @NamedQuery, @GeneratedValue, etc. JPA defines dozens of annotations that can be divided into the following groups: Annotations for JPA aware classes: JPA Annotations for Classes JPA Annotations for JPQL Queries Annotations for fields in JP ...

 
forum_thread

Failed to validate XML

[ObjectDB 2.6.7_05] javax.persistence.PersistenceException Failed to validate xml file /{erased-by-me}/tiro/lib-core/build/resources/test/META-INF/persistence.xml: (error 211) at com.objectdb.jpa.Provider.createEntityManagerFactory(Provider.java:88) at com.objectdb.jpa.Provider.createEntityManagerFactory(Provider.java:32) at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:79) at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:54)... javax.persistence.PersistenceException Failed to validate xml file ... 211) at ... by: com.objectdb.o.UserException: Failed to validate xml file ... com.objectdb.o.MSG.d(MSG.java:75) at ... 32 more Caused by: java.lang.NullPointerException at javax.xml.validation.SchemaFactory.newSchema(SchemaFactory.java:670) at ...

 
forum_thread

XML and ObjectDB

Hi All, I am new to ObjectDB and trying learn more about it. What is the typical way to persist XML into ObjectDB?  Do you need to generate JAXB JAVA bindings and then persist the generated JAVA bindings to ObjectDB? If this is one way, is there any alternative ways? Thanks, David ... help in here. What is the typical way to persist XML into ObjectDB?  Do you need to generate JAXB JAVA bindings and then ... ObjectDB can be used to store any type of data including XML. For example, you can define a generic Element entity and store ...

 
forum_thread

Storing XML files in ObjectDB

Hello, Is it possible to store XML files in ObjectDB?   Thanks ... Hello, Is it possible to store XML files in ObjectDB?   Thanks ... ObjectDB can be used to store any type of data including XML. For example, you can define a generic Element entity and store ...

 
forum_thread

Compress ODB file with XML content

Harman company requested to reduce ODB size as much as possible after database created and one of unliked solution was to use ZIP/UNZIP after/before use object DB database. Harman would like to ask Object Db team about possible internal methods to reduce/compress object DB data on run-time or after close ODB file. Does exist any compress data solution from ObjectDB side? ... class  LogVolatileEntityImpl , which contains XML with a very high compression potential. Do you use that field in queries? ...

 
api-jdo

javax.jdo.Constants

Constant values used in JDO.(Interface of JDO)

 
forum_thread

Low performance when getting grove roots

Hi, I have a grove-like structure of objects, every objects referencing its parent. Root objects have null as the value of this parent reference. To find the roots I execute a query. If the number of objects in the tree is significant, this query takes almost forever, it seems ObjectDB loads all objects on the DB to test their parent field value. Id there a way to force ObjectDB to create an index for this field? Regards, Vladimir ... You can define indexes in an external XML file . More details would be needed in order to understand the ...