About Object Database

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Forum
10

Database is locked when in use

the odb files in the file system but the same i was able to do it in object db 1.0. We supprt export ... for us :-( Do you have any settings or other way to handle this? Using copy & paste to clone a database when it is in ... to cast PersistenceManager to EntityManager. In ObjectDB the same object is an instance
FAQ
10

Is ObjectDB scalable? What are its limitation?

. Up to 9,223,372,036,854,775,808 entity objects per database file. Unlimited database connections (limited by operating system resources). ... ObjectDB is highly scalable and can manage efficiently databases in a wide range of sizes, from ... supports: Database file size up to 128 TB (= 131,072 GB = 134,217,728 MB). Up to 2,147,483,648 entity
Forum
10

Does JPA have any configuration to create DDL's that are database specific

that are database specific.   Maybe what you are looking for is the Table annotation. But this is relevant only for ORM (Object Relational Mapping) JPA and ignored by ObjectDB. miteshpoo
Forum
10

Many clients access same database

Hi, I have a program to manage clients of my tennis club. But we have several different computer programs open that access the database. How can I implement this topology ... . You may have to refresh objects to get their up to date content. joelcraenhals
Result
10

Company [2017-10-19]

ObjectDB Software develops, markets and supports the ObjectDB Object-Oriented Database Management ... persistence solution for Java, based on the Java Persistence API (JPA) and the Java Data Objects (JDO) standards, since ObjectDB is the first object oriented database with built in support of JPA and JDO
Result
10

Company [2018-10-27]

ObjectDB Software develops, markets and supports the ObjectDB Object-Oriented Database Management ... persistence solution for Java, based on the Java Persistence API (JPA) and the Java Data Objects (JDO) standards, since ObjectDB is the first object oriented database with built in support of JPA and JDO
Result
10

Company

ObjectDB Software develops, markets and supports the ObjectDB Object-Oriented Database Management ... persistence solution for Java, based on the Java Persistence API (JPA) and the Java Data Objects (JDO) standards, since ObjectDB is the first object oriented database with built in support of JPA and JDO
Manual
10

Query Parameters in JPA [2011-04-01]

) The following method retrieves a Country object from the database by its name: public Country ... ("name", name).getSingleResult(); } The WHERE clause reduces the query results to Country objects ... (as other query elements) are represented by objects (of type ParameterExpression or its super
Manual
10

Query Parameters in JPA

) The following method retrieves a Country object from the database by its name: public Country ... ("name", name).getSingleResult(); } The WHERE clause reduces the query results to Country objects ... (as other query elements) are represented by objects (of type ParameterExpression or its super
Tutorial
9

Step 2: Define a JPA Entity Class

To store objects in an ObjectDB database using JPA we need to define an entity class: Open the [New ... name + " (signed on " + signingDate + ")"; } } The new class should represent Guest objects in the database. Besides the @Entity annotation and the id field (and its annotations) - the Guest