rluvaton commented on code in PR #18325: URL: https://github.com/apache/datafusion/pull/18325#discussion_r2470666056
########## datafusion/physical-plan/src/aggregates/group_values/metrics.rs: ########## @@ -0,0 +1,213 @@ +// Licensed to the Apache Software Foundation (ASF) under one +// or more contributor license agreements. See the NOTICE file +// distributed with this work for additional information +// regarding copyright ownership. The ASF licenses this file +// to you under the Apache License, Version 2.0 (the +// "License"); you may not use this file except in compliance +// with the License. You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, +// software distributed under the License is distributed on an +// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +// KIND, either express or implied. See the License for the +// specific language governing permissions and limitations +// under the License. + +//! Metrics for the various group-by implementations. + +use crate::metrics::{ExecutionPlanMetricsSet, MetricBuilder, Time}; + +pub(crate) struct GroupByMetrics { + /// Time spent calculating the group IDs from the evaluated grouping columns. + pub(crate) time_calculating_group_ids: Time, + /// Time spent evaluating the inputs to the aggregate functions. + pub(crate) aggregate_arguments_time: Time, + /// Time spent performing the group by (e.g. in case of hash aggregation this would be searching and building the hash table) + /// and evaluating the aggregate expressions themself (e.g. summing all elements and counting number of elements for `avg` aggregate). Review Comment: because you added the `time_calculating_group_ids` this no longer contain the time spent performing the group by, no? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
