[SPARK-29346] Create Aggregating Accumulator - ASF JIRA

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Type: New Feature
Status: Resolved
Priority: Major
Resolution: Fixed
Affects Version/s: 3.0.0
Fix Version/s: 3.0.0
Component/s: SQL
Labels:
None

Target Version/s:

3.0.0
Epic Link:
Observable Metrics for Streaming queries

Description

Create an accumulator that can compute a global aggregate over an arbitrary number of expressions. We will use this to implement observable metrics.

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GitHub Pull Request #26012

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Assignee:: Herman van Hövell

Reporter:: Herman van Hövell

Votes:: 0 Vote for this issue

Watchers:: 1 Start watching this issue

Dates

Created:: 03/Oct/19 10:59

Updated:: 09/Oct/19 14:06

Resolved:: 09/Oct/19 14:06