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## Uses of Interface
org.apache.cayenne.access.QueryEngine

Packages that use QueryEngine
org.apache.cayenne.access | Contains classes that make up Cayenne ORM stack.
org.apache.cayenne.query | Defines standard queries supported by Cayenne and extension mechanism to create custom queries.

Uses of QueryEngine in org.apache.cayenne.access

Classes in org.apache.cayenne.access that implement QueryEngine
`class` | `DataDomain` DataDomain performs query routing functions in Cayenne.
`class` | `DataNode` An abstraction of a single physical data storage.

Methods in org.apache.cayenne.access that return QueryEngine
`QueryEngine` | `DataDomainLegacyQueryAction.engineForDataMap(DataMap map)` Deprecated.

Methods in org.apache.cayenne.access with parameters of type QueryEngine
`Map` | `OptimisticLockException.getFreshSnapshot(QueryEngine engine)` Deprecated. since 3.0 use `OptimisticLockException.getFreshSnapshot(ObjectContext)` instead.
`void` | `DataDomainLegacyQueryAction.route(QueryEngine engine, Query query, Query substitutedQuery)` Deprecated.

Uses of QueryEngine in org.apache.cayenne.query

Methods in org.apache.cayenne.query that return QueryEngine
`QueryEngine` | `QueryRouter.engineForDataMap(DataMap map)` Returns a QueryEngine that is configured to handle a given DataMap.

Methods in org.apache.cayenne.query with parameters of type QueryEngine
`void` | `QueryRouter.route(QueryEngine engine, Query query, Query substitutedQuery)` A callback method that allows a query to set its preferred engine during the routing phase.

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