Dandandan commented on code in PR #19932:
URL: https://github.com/apache/datafusion/pull/19932#discussion_r2717136420
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datafusion/common/src/config.rs:
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@@ -1115,6 +1115,18 @@ 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
+ /// When true, pushes down hash table references for membership checks
in hash joins
+ /// when the build side is too large for InList pushdown.
+ /// When false, no membership filter is created when InList thresholds
are exceeded.
+ /// Default: true
+ pub hash_join_map_pushdown: bool, default = true
Review Comment:
(i.e. the one introduced in https://github.com/apache/datafusion/pull/19411)
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