Method with_schema

arrow-flight/src/encode.rs:226–229

Specify a schema for the RecordBatches being sent. If a schema is not specified, an encoded Schema message will be sent when the first [`RecordBatch`], if any, is encoded. Some clients expect a Schema message even if there is no data sent.

(mut self, schema: SchemaRef)

    /// the first [`RecordBatch`], if any, is encoded. Some clients
    /// expect a Schema message even if there is no data sent.
    pub fn with_schema(mut self, schema: SchemaRef) -> Self {
        self.schema = Some(schema);
        self
    }

    /// Specify a flight descriptor in the first FlightData message.
    pub fn with_flight_descriptor(mut self, descriptor: Option<FlightDescriptor>) -> Self {