max_files_* MergeTree table settings

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

max_files_to_modify_in_alter_columns

Type

UInt64

Default

75

Do not apply ALTER if number of files for modification(deletion, addition) is greater than this setting.

Possible values:

Any positive integer.

Default value: 75

max_files_to_remove_in_alter_columns

Type

UInt64

Default

50

Do not apply ALTER, if the number of files for deletion is greater than this setting.

Possible values:

Any positive integer.