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1. Commits on Jan 31, 2024

   • Make group number limit for khyperloglog_agg feature config controlled

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   • Add limit to merge function for KHyperLogLog

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2. Commits on Jan 30, 2024

   • Fix min_by/max_by for window function evaluation

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3. Commits on Jan 23, 2024

   • Add tests for rewrite constant optimizer

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   • Add rules to simplify sort/topn node with constant input

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   • Add rule to extract constant variables from projection and filter

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4. Commits on Jan 17, 2024

   • Revert "Refactor `ApproximateMostFrequent` to use type annotations"

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5. Commits on Jan 4, 2024

   • Fix pull up lambda expression optimizer for reggex and like pattern

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6. Commits on Dec 18, 2023

   • Add option to add limit to number of groups for khyperloglog_agg function

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7. Commits on Dec 15, 2023

   • Add optimization to rewrite left join with array contains to equi-join

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8. Commits on Dec 8, 2023

   • Skip hash generation for join when input is table scan

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9. Commits on Dec 7, 2023

   • Add comma for number in printed query plan

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10. Commits on Nov 16, 2023

    • Extend pull lambda out for conditional expression

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    • Fix prune output rules for intersect and except nodes

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11. Commits on Nov 10, 2023

    • Fix latency for HBO optimizer

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12. Commits on Nov 9, 2023

    • Skip HBO registration if previous registration timeout

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    • Remove invalid query ID cache from HBO cache manager

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13. Commits on Nov 1, 2023

    • Convert values node followed by false filter to empty values node

      

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14. Commits on Oct 28, 2023

    • Add null stats for join probe

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15. Commits on Oct 26, 2023

    • Fix logging of plan optimizer

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16. Commits on Oct 22, 2023

    • Simplify union node with empty input

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17. Commits on Oct 19, 2023

    • Add cost based decision log for scaled writer optimizer

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18. Commits on Oct 12, 2023

    • Remove redundant cast in join clause

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    • Add session property to set input table matching threshold

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19. Commits on Oct 11, 2023

    • Use HBO to set number of tasks for scaled writers

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    • Track number of tasks for scaled writer in HBO

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20. Commits on Oct 3, 2023

    • Fix prune output optimizer and table writer merge node for HBO

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21. Commits on Sep 15, 2023

    • Clear HBO stats cache after the query completes when HBO write not enabled

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22. Commits on Sep 14, 2023

    • Refactor statistics structure for HBO

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    • Add optimizer information to QueryInfo for Presto On Spark

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    • Optimize latency for HBO optimizer

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23. Commits on Sep 13, 2023

    • Enable outer join null salt by cost

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24. Commits on Sep 8, 2023

    • Fix bug in pull up expression in lambda rule

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25. Commits on Sep 7, 2023

    • Fix a bug in randomize null varchar join key for outer join optimization

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26. Commits on Sep 1, 2023

    • Add plan node hash to query complete event

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