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hub / github.com/ClickHouse/ClickHouse / initializePipeline

Method initializePipeline

src/Processors/QueryPlan/BroadcastReceiveStep.cpp:17–32  ·  view source on GitHub ↗

Source from the content-addressed store, hash-verified

15{
16
17void BroadcastReceiveStep::initializePipeline(QueryPipelineBuilder & pipeline, const BuildQueryPipelineSettings & settings)
18{
19 const String bucket_id = settings.parameter_lookup->getParameter("bucket_id").safeGet<String>();
20
21 VectorWithMemoryTracking<std::unique_ptr<QueryPipelineBuilder>> pipelines;
22
23 /// Read all shards
24 for (const String & shard_id : source_shards)
25 {
26 std::unique_ptr<QueryPipelineBuilder> pipeline_ptr = std::make_unique<QueryPipelineBuilder>();
27 pipeline_ptr->init(Pipe(settings.exchange_lookup->createSource(output_header, ExchangeStreamId(exchange_id, shard_id, bucket_id))));
28 pipelines.emplace_back(std::move(pipeline_ptr));
29 }
30
31 pipeline = QueryPipelineBuilder::unitePipelines(std::move(pipelines), 0, &processors);
32}
33
34void BroadcastReceiveStep::serialize(Serialization & ctx) const
35{

Callers

nothing calls this directly

Calls 6

ExchangeStreamIdClass · 0.85
getParameterMethod · 0.80
PipeClass · 0.70
initMethod · 0.45
createSourceMethod · 0.45
emplace_backMethod · 0.45

Tested by

no test coverage detected