Query Run
select log_type, substring(log_timestamp,1,6) as month, count(*) from... 4 years ago
select log_type, substring(log_timestamp,1,10), count(*) from logging... 4 years ago
use enwiki_p; select log_type, substring(log_timestamp,10,11), count(*) from... 4 years ago
use enwiki_p; select log_type, substring(log_timestamp,6,7), count(*) from... 4 years ago