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Posted to dev@calcite.apache.org by "Julian Hyde (JIRA)" <ji...@apache.org> on 2016/08/05 23:36:20 UTC

[jira] [Created] (CALCITE-1348) In Druid adapter, adjust how SegmentMetadataQuery is used to detect types

Julian Hyde created CALCITE-1348:
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             Summary: In Druid adapter, adjust how SegmentMetadataQuery is used to detect types
                 Key: CALCITE-1348
                 URL: https://issues.apache.org/jira/browse/CALCITE-1348
             Project: Calcite
          Issue Type: Bug
            Reporter: Julian Hyde
            Assignee: Julian Hyde


In Druid adapter, adjust how SegmentMetadataQuery is used to detect types:
 * Use "columns" for fields, use "aggregators" for metricNames.
 * Ask Druid for lenient aggregator merging.




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