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max_number_* session settings

These settings are available in system.settings and are autogenerated from source.

max_number_of_partitions_for_independent_aggregation

Type
UInt64
Default
128

Maximal number of partitions in table to apply independent aggregation per partition. Part of the cost heuristic of allow_aggregate_partitions_independently.

max_number_of_partitions_for_independent_distinct

Type
UInt64
Default
128
Version history
VersionDefault valueComment
26.8128New setting: maximal number of partitions to apply independent per-partition `DISTINCT`.

Maximal number of partitions in table to apply independent DISTINCT per partition. Part of the cost heuristic of allow_distinct_partitions_independently.

max_number_of_partitions_for_independent_window

Type
UInt64
Default
128
Version history
VersionDefault valueComment
26.8128New setting: maximal number of partitions to apply independent per-partition evaluation of window functions.

Maximal number of partitions in table to apply independent evaluation of window functions per partition. Part of the cost heuristic of allow_window_partitions_independently.

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