postgresSQL获取周，月

select EXTRACT (week FROM timestamp '2022-01-07')SELECT date_part('week',TIMESTAMP '2022-01-11') a, -- 获取周

pg按日,周,月进行数据统计

SELECT date_trunc('WEEK', insert_time) as insertDate, SUM(data_increment) as dataTotal,SUM(human_increment) as humanTotal  from human_data_sum t where t.idtype=? GROUP BY insertDate ORDER BY insertDate DESCSELECT date_trunc('MONTH', insert_time) as insertDate, SUM(data_increment) as dataTotal,SUM(human_increment) as humanTotal  from human_data_sum t where t.idtype=? GROUP BY insertDate ORDER BY  insertDate DESC

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