fix: fix bad expected cardinality
@@ -35,7 +35,7 @@ fn read_group_predicate_all_time(c: &mut Criterion, row_group: &RowGroup, rng: &
&time_pred,
// grouping columns and expected cardinality
vec![
- (vec!["env"], 20),
+ (vec!["env"], 2),
(vec!["env", "data_centre"], 20),
(vec!["data_centre", "cluster"], 200),
(vec!["cluster", "node_id"], 2000),
