Fast Object Database for Java - with JPA/JDO support

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JBoss 7 startup fails

>      The error message is: Plugin execution not covered by lifecycle configuration ... /Guestbook line 59 Maven Project Build Lifecycle Mapping Problem I also have imported other maven

@Column length is not working.

, such as non null and length - consider checking relevant fields in a lifecycle event callback. support Support i think implementation of lifecycle event callback is expensive for check the length

Cannot cast com.objectdb.jpa.Provider to PersistenceProvider

:   Exception during lifecycle processing java.lang.ClassCastException: Cannot cast com.objectdb.jpa ... more SEVERE:   Exception while preparing the app SEVERE:   Exception during lifecycle processing

How to apply constraints in collection attributes of entity.

lifecycle events. support Support no my question was If i have PhoneNumbers["1234","567","45689"] in

Cascade delete with unidirectional mapping

that direction you have to perform the operation explicitly in your code (maybe in a lifecycle event). support Support

How to track memory leak with ObjectDb.

, that's normal ) always open ( that's a correct behaviour ) during the lifecycle of the webapp ( close

ObjectDB JDO - foreign key constraints

you may be able to listen to JDO lifecycle events and then execute cascading operations by using the relevant code. support Support

Entity factory - best practices

during the application lifecycle, as demonstrated in the Guest Book web application tutorial. support Support

Show Sql/Jpql

queries). You may log these operations by setting a JPA lifecycle listener or callback. support

How to convert a boolean to an int in the query?

them. You can calculate it in a JPA lifecycle event. Currently you cannot convert boolean to int in

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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