Most usage columns of table based on system.query_log
| system.merge_tree_settings.name | 374 |
| system.merge_tree_settings.min | 293 |
| system.merge_tree_settings.description | 293 |
| system.merge_tree_settings.max | 293 |
| system.merge_tree_settings.is_obsolete | 293 |
| system.merge_tree_settings.changed | 293 |
| system.merge_tree_settings.type | 293 |
| system.merge_tree_settings.value | 293 |
| system.merge_tree_settings.readonly | 293 |
| system.merge_tree_settings.tier | 26 |
