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  1. Ignite
  2. IGNITE-14637

Calcite engine. Support for statistics and approximate statistics aggregate functions

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    Description

      Implements the approximate aggregate functions:

      • QUANTILES
      • MEDIAN
      • HISTOGRAM
      • MODE
      • APPROX_COUNT_DISTINCT
      • APPROX_QUANTILES

      Tests:
      aggregate/aggregates/test_approx_quantile.test
      aggregate/aggregates/test_approximate_distinct_count.test
      aggregate/aggregates/test_histogram.test
      aggregate/aggregates/test_mode.test
      aggregate/aggregates/test_quantile.test_ignored
      aggregate/aggregates/test_quantile_list.test_ignored

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            Unassigned Unassigned
            tledkov-gridgain Taras Ledkov

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