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postgres group by by function
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create table newsfeed ( last_create_date date, s int ); insert into newsfeed values ( '2018-10-10', 1); select to_char(last_create_date, 'YYYYmm') as "test", count (s) as "total" FROM newsfeed group by to_char(last_create_date, 'YYYYmm') order by to_char(last_create_date, 'YYYYmm')
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test
total
1
201810
1