ObjectDB Database Search

How to store and compare date up to sec? By default it stores the dates like "23 May, 2020 10:25:23:112 AM" means date and timestamp including milisec but  I want to store till sec("23 May, 2020 10:25:23 AM") like MySql and other db. They  stores the date up to sec. Manoj Manoj

What is the best way to store images? As external files? In the database as blobs? Are blobs supported? joelc Joel i use odb to store images, in a complex, persistent uml model based on Eclipse EMF/UML2. to persist the images, i just store an array of bytes (byte[]) representing the encoded images

Why are my values of the map "states" not stored in the database? It seems the 'State' is stored ... ; 'Authority' (value) is stored (I see entries in the Explorer), but there seems to miss the connection ... @MappedBy: In that case the map content will be stored embedded in the Ticket instances and no 

Hello, Is it possible to store XML files in ObjectDB?   Thanks st.clair.clarke St Clair Clarke ObjectDB can be used to store any type of data including XML. For example, you can define a generic Element entity and store the XML as a tree of Element nodes. Another option is to define an entity

Hi,     Does ObjectDB support " stored procedure"?     Some frequent ... Yang No stored procedures in ObjectDB. JPA (or JDO) lifecycle events can be used as a replacement ... overhead (no additional round trips), and JPA lifecycle events (unlike stored procedures) are portable

In a class how do I define which are the fields to be stored ? (using JDO API) It's using persistence-modifier="persistent" ? If I have a class with 40 fields and I only want to store one of the fields should I do the following? Which are the value used for fields that I do not want to store

object is different from what's already stored .  The problem is that, before any instances of that object have been stored , the query generates an exception.  I'd been expecting  ... if any of an object has been stored yet? jshaffstall Jay Shaffstall The query fails

can rewrite this to simply check whether it is a valid URL $url string and storing it. I can return getURL also as transient to keep my public contract. But it would be nice to have URLs stored directly.  

Hi, The documentation is lacking in this respect. How do I configure where the ObjectDB database file is stored . I need to know where it is so I can inspect it with 'database explorer'. The docs say ... it. So, where is this file stored ??? Also, the contents of the DB don't seem to be persisted between AppServer

I don't think ObjectDB does this, but I want to ask to make sure: are methods stored in the database along with data?  Thanks. lsitongia Leonard Sitongia No, methods are not stored in the database. Therefore, if in client-server mode user defined methods are in use in queries (supported by

to store an instance of a non persistable type java.util.concurrent.atomic.AtomicInteger I am using ... is to store an int then from the entity call an extra setup function in @PostLoad

: Attempt to store an instance of a non persistable type technology.tavla.common.device.data.log.v2 ... : Attempt to store an instance of a non persistable type technology.tavla.common.device.data.log.v2

This may be related to the fix for the problem described in this thread: Wrong data stored in date only fields . The object and its date and time fields are the same as in the referenced thread. Except we are using ObjectDB 2.6.4_08, the system time zone is set to EST and both the OS and JVM

Storing objects problem

Storing Images and Object Pooling

Wrong data stored in date only fileds

Storing a tree of data (depth=3)

; ------------------------------------------------------------------------------------------------------------------------ [2017-07-10 11:22:12 #1 store ... server] Server on port 3333 has started by 10380@wzbhb101 [2017-07-10 23:06:55 #3 store ] Database ... -07-10 23:07:23 #1 store ] Database 'F:\Hummingbird\Objectdb\db\coreSystemDb.odb' is opened by 11028

an EntityTransaction Operations that modify database content, such as store , update, and delete

stored in the database, the index cannot be used until all the existing instances are indexed

to track the activity on Our Service and store certain information. Tracking technologies used

mode and Embedded mode. Single JAR with no external dependencies. Database is stored as a single

whether it is a valid URL $url string and storing it. I can return getURL also as transient to keep my public contract. But it would be nice to have URLs stored directly.       webel Dr

of StoredProcedureQuery for executing a stored procedure in the database. Parameters must be registered before the stored procedure can be executed. If the stored procedure returns one or more result sets ... to the stored procedure query in metadata Return: the new stored procedure query instance Throws

and names a stored procedure, its parameters, and its result type. The NamedStoredProcedureQuery ... is the name of the stored procedure in the database. The parameters of the stored procedure ... the parameter list of the stored procedure. The resultClasses element refers to the class (or

an instance of StoredProcedureQuery for executing a stored procedure in the database. Parameters must be registered before the stored procedure can be executed. The resultClass arguments must be specified in the order in which the result sets will be returned by the stored procedure invocation. Parameters

directory. Running the application again will use the existing database file to store an additional

This is the Eclipse version of the Quick Start with JPA tutorial. It demonstrates how to create and run a simple JPA application in Eclipse. The demonstrated application uses JPA to store and retrieve simple Point entity objects, where each Point has two persistent fields: x and y

This is the NetBeans version of the  Quick Start with JPA tutorial. It demonstrates how to create and run a simple JPA application in NetBeans. The demonstrated application uses JPA to store and retrieve simple  Point entity objects, where each  Point has two persistent fields

To store objects in an ObjectDB database using JPA we need to define an entity class: Open the [New Java Class] dialog box, e.g. by right clicking the project node (in the [Projects] window) and selecting New Java Class ... Enter Guest as the class name - use exactly that case sensitive class name

To store objects in an ObjectDB database using JPA we need to define an entity class: Open the [New Java Class] dialog box, e.g. by right clicking the project node (in the [Package Explorer] window) and selecting New Class . Enter guest as the package name - use exactly that case sensitive package

and all the Guest entity objects are stored in an ObjectDB database. Required Software For this tutorial

and all the Guest entity objects are stored in an ObjectDB database. Required Software

the guestbook is represented by a Guest entity object and all the Guest entity objects are stored in

To store objects in an ObjectDB database using JPA we need to define an entity class: Open the [New Entity Class] dialog box, e.g. by right clicking the project node (in the [Projects] window) and selecting New Entity Class ... (or New Other... Persistence Entity Class and clicking Next ). Enter

To store objects in an ObjectDB database using JPA we need to define an entity class: Open the [New Java Class] dialog box, e.g. by right clicking the project node (in the [Package Explorer] window) and selecting  New Class . Enter  guest as the package name - use  exactly that case

by a Guest entity object and all the Guest entity objects are stored in an ObjectDB database

object is constructed and stored in the database. Processing is forwarded to a JSP page

entity objects are stored in an ObjectDB database. Required Software For this tutorial you will need

To store objects in an ObjectDB database using JPA we need to define an entity class: Open the [New Entity Class] dialog box, e.g. by right clicking the project node (in the [Projects] window) and selecting  New Entity Class ... (or  New Other... Persistence Entity Class and clicking

the next tutorial step) - a new Guest entity object is constructed and stored in the database. Processing

by a  Guest entity object and all the  Guest entity objects are stored in an ObjectDB

is represented by a  Guest entity object and all the  Guest entity objects are stored in an ObjectDB

are stored in an ObjectDB database. This tutorial is available in the following versions: In

This tutorial demonstrates how to create and run a simple JPA application. The demonstrated application uses JPA to store and retrieve simple  Point entity objects, where each  Point has two persistent fields -  x and  y . If you already know JPA - the source code will be straightforward

entity objects are stored in an ObjectDB database. Required Software For this tutorial you will need

To store objects in an ObjectDB database using JPA we need to define an entity class: Right click the project node (in the [Package Explorer] window), select  New Source Folder , enter src/main/java as Folder Name and click Finish . Open the [New Java Class] dialog box, e.g. by

. PersistenceManagerFactory instances may be configured and serialized for later use. They may be stored via JNDI ... for the data store connection. Return: the driver name for the data store connection. Since: JDO 1.0 Object getConnectionFactory () Get the data store connection factory. Return: the data store

;pc) Delete the persistent instance from the data store . This method must be called in an active transaction. The data store object will be removed at commit. Unlike makePersistent , which makes the closure of the instance persistent, the closure of the instance is not deleted from the data store

instance with the same data store identity. If the JDO identity is managed by the application ... the PersistenceCapable class. If the JDO identity is not managed by the application or the data store ... on the properties stored in the file at propsFile . This method is equivalent to invoking