Aman Sinha created DRILL-768:
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Summary: Support 2 phase COUNT aggregates
Key: DRILL-768
URL: https://issues.apache.org/jira/browse/DRILL-768
Project: Apache Drill
Issue Type: Improvement
Reporter: Aman Sinha
Drill currently supports 2 phase aggregation for SUM, MIN, MAX. This
enhancement is to support 2 phase COUNT aggregates. In Phase 1 we will do
partial count. In Phase 2 we need to sum the partial counts to produce the
final count.
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