DC
How to alter MV https://gist.github.com/den-crane/431010ca08b9e51b960e55344b1dbbe3
MV_poplulating_with_freeze https://gist.github.com/den-crane/64c05be67ef8a926242011188ce96f44
Several_MV_one_internal_store https://gist.github.com/den-crane/005633470c70877dd28c00211cd9fcfb
Populate AggregatingMergeTree through null table https://gist.github.com/den-crane/f7382cd4f1f859ff6ac46afe7dc9925a
alter_MV_with_SummingMergeTree https://gist.github.com/den-crane/3a8d57253711e277b2a60a75b5dfeef6
Rename MV in CH before 19.8.3.8 https://gist.github.com/den-crane/d9a0bceb58a7d5314ea66e8edbebc9f7