diff --git a/src/Processors/QueryPlan/ReadFromRemote.cpp b/src/Processors/QueryPlan/ReadFromRemote.cpp index f7cb88154af..26c57c4a760 100644 --- a/src/Processors/QueryPlan/ReadFromRemote.cpp +++ b/src/Processors/QueryPlan/ReadFromRemote.cpp @@ -387,8 +387,8 @@ ReadFromParallelRemoteReplicasStep::ReadFromParallelRemoteReplicasStep( { chassert(cluster->getShardCount() == 1); - std::vector description; - description.push_back(fmt::format("query: {}", formattedAST(query_ast))); + std::vector replicas; + replicas.reserve(cluster->getShardsAddresses().front().size()); bool first_local = false; for (const auto & addr : cluster->getShardsAddresses().front()) @@ -400,10 +400,16 @@ ReadFromParallelRemoteReplicasStep::ReadFromParallelRemoteReplicasStep( continue; } - description.push_back(fmt::format("Replica: {}", addr.host_name)); + /// replace hostname with replica name if the hostname started with replica namespace, + /// it makes description shorter and more readable + if (!addr.database_replica_name.empty() && addr.host_name.starts_with(addr.database_replica_name)) + replicas.push_back(fmt::format("{}", addr.database_replica_name)); + else + replicas.push_back(fmt::format("{}", addr.host_name)); } - setStepDescription(boost::algorithm::join(description, ", ")); + auto description = fmt::format("Query: {} Replicas: ", formattedAST(query_ast)) + boost::algorithm::join(replicas, ", "); + setStepDescription(std::move(description)); } void ReadFromParallelRemoteReplicasStep::enforceSorting(SortDescription output_sort_description)