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fix(query): keep remaining_predicates when filtering grouping sets #16971

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@sundy-li sundy-li commented Nov 29, 2024

I hereby agree to the terms of the CLA available at: https://docs.databend.com/dev/policies/cla/

Summary

  1. keep remaining_predicates when filtering grouping sets
  2. support combined group by expressions, like group by a, rollup(b,c), grouping sets(d, e)
  3. improve "to_string" function for number types.

fixes #16779

Tests

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  • Logic Test
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  • No Test - Explain why

Type of change

  • Bug Fix (non-breaking change which fixes an issue)
  • New Feature (non-breaking change which adds functionality)
  • Breaking Change (fix or feature that could cause existing functionality not to work as expected)
  • Documentation Update
  • Refactoring
  • Performance Improvement
  • Other (please describe):

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@github-actions github-actions bot added the pr-bugfix this PR patches a bug in codebase label Nov 29, 2024
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bug: push_down_filter causes incorrect results
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