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Arrow Flight — Apache Arrow v25.0.1

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Arrow Flight#

Warning

Flight is currently unstable. APIs are subject to change, though we dont expect drastic changes.

Common Types#

`Action`(action_type,buf)	An action executable on a Flight service.
`ActionType`(type,description)	A type of action that is executable on a Flight service.
`DescriptorType`(*values)	The type of a FlightDescriptor.
`FlightDescriptor`()	A description of a data stream available from a Flight service.
`FlightEndpoint`(ticket,locations[,...])	A Flight stream, along with the ticket and locations to access it.
`FlightInfo`(Schemaschema,...[,...])	A description of a Flight stream.
`Location`(uri)	The location of a Flight service.
`MetadataRecordBatchReader`	The base class for readers for Flight streams.
`MetadataRecordBatchWriter`	A RecordBatchWriter that also allows writing application metadata.
`Ticket`(ticket)	A ticket for requesting a Flight stream.
`Result`(buf)	A result from executing an Action.

Flight Client#

`connect`(location,**kwargs)	Connect to a Flight server.
`FlightCallOptions`([timeout,write_options,...])	RPC-layer options for a Flight call.
`FlightClient`(location[,tls_root_certs,...])	A client to a Flight service.
`FlightStreamReader`	A reader that can also be canceled.
`FlightStreamWriter`	A writer that also allows closing the write side of a stream.
`ClientMiddlewareFactory`	A factory for new middleware instances.
`ClientMiddleware`	Client-side middleware for a call, instantiated per RPC.

Flight Server#

`FlightDataStream`	Abstract base class for Flight data streams.
`FlightMetadataWriter`	A sender for Flight metadata messages during a DoPut.
`FlightServerBase`([location,auth_handler,...])	A Flight service definition.
`GeneratorStream`(schema,generator[,options])	A Flight data stream backed by a Python generator.
`RecordBatchStream`(data_source[,options])	A Flight data stream backed by RecordBatches.
`ServerCallContext`	Per-call state/context.
`ServerMiddlewareFactory`	A factory for new middleware instances.
`ServerMiddleware`	Server-side middleware for a call, instantiated per RPC.

Authentication#

`ClientAuthHandler`	Authentication plugin for a client.
`ServerAuthHandler`	Authentication middleware for a server.

Errors#

`FlightError`([message,extra_info])	The base class for Flight-specific errors.
`FlightCancelledError`	The operation was cancelled.
`FlightInternalError`	An error internal to the Flight server occurred.
`FlightServerError`	A server error occurred.
`FlightTimedOutError`	The Flight RPC call timed out.
`FlightUnauthenticatedError`	The client is not authenticated.
`FlightUnauthorizedError`	The client is not authorized to perform the given operation.
`FlightUnavailableError`	The server is not reachable or available.
`FlightWriteSizeExceededError`(message,limit,...)	A write operation exceeded the client-configured limit.

Middleware#

`FlightMethod`(*values)	The implemented methods in Flight.
`CallInfo`(method)	Information about a particular RPC for Flight middleware.

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