test MergeTree undrop 02681_undrop_mergetree 1 2 3 test detach UPDATE num = 2 WHERE id = 1 test MergeTree with cluster 02681_undrop_uuid_on_cluster 1 2 3 test MergeTree without uuid on cluster 02681_undrop_no_uuid_on_cluster 1 2 3 test ReplicatedMergeTree undrop 02681_undrop_replicatedmergetree 1 2 3 test Log undrop 02681_undrop_log 1 2 3 test Distributed undrop 02681_undrop_distributed test MergeTree drop and undrop multiple times 02681_undrop_multiple 3