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1. What is EJB?
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ViewsEJB technology is the server-side component architecture for the Java 2 Platform, Enterprise Edition (J2EE) platform. EJB technology enables rapid and
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what are Container-Managed Transactional attributes ?
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Already we have http session in servlets. so why we use session beans ejb?
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Are we allowed to change the transaction isolation property in middle of a transaction?
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Brief description about local interfaces in EJB?
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ViewsLocal interface: The local interface is a lightweight version of the remote interface, but for local clients. It includes business logic methods that
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Can a Session Bean be defined without ejbCreate() method?
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Can Entity Beans have no create() methods?
1.Yes
2.No
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By:Rajesh Kumar
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Can Entity Beans have no create() methods?
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ViewsEntity Beans have no create() method, when entity bean is not used to store the data in the database. In this case entity bean is used to retrieve the
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Can I use session beans and hibernate (instead of entity beans) for persistence?
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Can the primary key in the entity bean be a Java primitive type such as int?
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ViewsThe primary key can't be a primitive type--use the
primitive wrapper classes, instead. For example, you can use
java.lang.Integer as the primary key
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