| Name | Description | Type | Package | Framework |
| JoinType | Enumeration of the JCR 2. | Class | org.apache.jackrabbit.commons.query.qom | Apache JackRabbit |
| OperandEvaluator | Evaluator of QOM operands. | Class | org.apache.jackrabbit.commons.query.qom | Apache JackRabbit |
| Operator | Enumeration of the JCR 2. | Class | org.apache.jackrabbit.commons.query.qom | Apache JackRabbit |
| Order | Enumeration of the JCR 2. | Class | org.apache.jackrabbit.commons.query.qom | Apache JackRabbit |