Objekte mit dem Interface Query repräsentieren Selects, Updates oder Deletes. Das Interface hat die folgenden Methoden:

List getResultList()
Object getSingleResult()
int executeUpdate()
Query setMaxResults(int maxResult)
Query setFirstResult(int startPosition)
Query setHint(String hintName, Object value)
Query setParameter(String name, Object value)
Query setParameter(String name, Date value, TemporalType temporalType)
Query setParameter(String name, Calendar value, TemporalType temporalType)
Query setParameter(int position, Object value)
Query setParameter(int position, Date value, TemporalType temporalType)
Query setParameter(int position, Calendar value, TemporalType temporalType)
Query setFlushMode(FlushModeType flushMode)