WebSphere Application Server extends the Enterprise JavaBeans (EJB) query language with elements of its own.
WebSphere Application Server supports the following extensions to the EJB query language.
| Item | |
|---|---|
| Delimited identifiers | |
| Dependent Value object attributes used in path expressions | |
| EJB Inheritance | |
| EXISTS predicate | |
| Java methods: EJB bean methods or value object methods | dynamic query only |
| Multiple element select clauses | dynamic query only |
| SQL Date/time expressions | |
| Subqueries, group by, and having clauses |