Query Run
select YEAR(rev_timestamp) AS `year`, MONTH(rev_timestamp) AS `month`,... 2 years ago
select YEAR(rev_timestamp) AS `year`, MONTH(rev_timestamp) AS `month`,... 2 years ago
select substring(rev_timestamp, 1, 6) date_, count(*) c from revision left... 2 years ago
select substring(rev_timestamp, 1, 6) date_, count(*) c from revision left... 2 years ago