| BaseModelCriteria | |
| Criteria | This is a utility class for holding criteria information for a query. |
| Join | Data object to describe a join between two tables, for example <pre> table_a LEFT JOIN table_b ON table_a.id = table_b.a_id </pre> |
| ModelCriteria | This class extends the Criteria by adding runtime introspection abilities in order to ease the building of queries. |
| ModelJoin | A ModelJoin is a Join object tied to a RelationMap object |
| ModelWith | Data object to describe a joined hydration in a Model Query ModelWith objects are used by formatters to hydrate related objects |
| PropelQuery | Factory for model queries |