risingwave_stream/from_proto/approx_percentile/
local.rs

1// Copyright 2024 RisingWave Labs
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15use risingwave_pb::stream_plan::LocalApproxPercentileNode;
16
17use crate::executor::LocalApproxPercentileExecutor;
18use crate::from_proto::*;
19
20pub struct LocalApproxPercentileExecutorBuilder;
21
22impl_stream_node_body!(LocalApproxPercentile(LocalApproxPercentileNode) => LocalApproxPercentileExecutorBuilder);
23
24impl ExecutorBuilder for LocalApproxPercentileExecutorBuilder {
25    type Node = LocalApproxPercentileNode;
26
27    async fn new_boxed_executor(
28        params: ExecutorParams,
29        node: &Self::Node,
30        _store: impl StateStore,
31    ) -> StreamResult<Executor> {
32        let [input]: [_; 1] = params.input.try_into().unwrap();
33        let exec = LocalApproxPercentileExecutor::new(
34            params.actor_context,
35            input,
36            node.base,
37            node.percentile_index as usize,
38            params.config.developer.chunk_size,
39        )
40        .boxed();
41        Ok(Executor::new(params.info, exec))
42    }
43}
risingwave_stream/from_proto/approx_percentile/local.rs

risingwave_stream/from_proto/approx_percentile/
local.rs
