WAS v8.5 > Reference > Developer best practicesEJB specification and WebSphere query language comparison
WebSphere Application Server extends the Enterprise JavaBeans (EJB) query language with elements of its own.
WAS supports the following extensions to the EJB query language.
Extensions supported for the EJB query language. WAS v8.5 supports the following extensions.
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
Related concepts:
EJB query language
Related
Use EJB query
Use the dynamic query service