flarrow_api::prelude

Struct RawQuery

Source 
pub struct RawQuery {
    pub tx: MessageSender,
    pub rx: MessageReceiver,
    pub clock: Arc<HLC>,
    pub source: NodeLayout,
    pub layout: QueryLayout,
}
Expand description

Not typed Query to receive data from the dataflow

Fields§

§tx: MessageSender

The sender part of the MPSC channel with the Queryable

§rx: MessageReceiver

The receiver part of the MPSC channel with the Queryable

§clock: Arc<HLC>

Shared clock with the runtime

§source: NodeLayout

The source node layout, useful for debugging

§layout: QueryLayout

The layout of the query, useful for debugging

Implementations§

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impl RawQuery

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pub fn new( tx: MessageSender, rx: MessageReceiver, clock: Arc<HLC>, source: NodeLayout, layout: QueryLayout, ) -> Self

Create a new RawQuery instance

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pub fn blocking_query(&mut self, data: ArrayData) -> Result<(Header, ArrayData)>

Query a message to a queryable

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pub async fn query(&mut self, data: ArrayData) -> Result<(Header, ArrayData)>

Query a message to a queryable

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