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satanson
satanson commented Jun 22, 2022

Enhancement

In SR MPP schedule mechanism, it is time-consuming to delivery the fragment instances of a query to BEs if the query has lots of Fragments and Fragment Instances. so we can add a instance delivery time metric for queries, this metric has the same lifetime as the QueryContext, so it can be put inside the QueryContext. the value of the metric will be the time duration from the fir

type/enhancement good first issue

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