Dandandan commented on code in PR #20160:
URL: https://github.com/apache/datafusion/pull/20160#discussion_r2807877494
##########
datafusion/common/src/config.rs:
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@@ -1115,6 +1115,34 @@ config_namespace! {
/// See:
<https://trino.io/docs/current/admin/dynamic-filtering.html#dynamic-filter-collection-thresholds>
pub hash_join_inlist_pushdown_max_distinct_values: usize, default = 150
+ /// Minimum number of rows to process before making a selectivity
decision
+ /// for adaptive filtering of join dynamic filters.
+ ///
+ /// The filter will remain in a tracking state until this many rows
have been
+ /// processed. This ensures statistical stability before making the
disable decision.
+ /// Only used when `enable_adaptive_filter_selectivity_tracking` is
true.
+ pub adaptive_filter_min_rows_for_selectivity: usize, default = 100_000
+
+ /// Selectivity threshold for adaptive disabling of join dynamic
filters.
Review Comment:
This looks now for any filter, no?
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