獲取當前系統時間並從中依次取出對應的年月日和時間和周
select year(now()) as year;
select month(now()) as month;
select day(now()) as day;
select time(now()) as time;
SELECT YEARWEEK(now()); --獲取當前周
SELECT QUARTER('2022-12-01'); --獲取當前季度
獲取當前系統時間並從中依次取出對應的年月日和時間和周
select year(now()) as year;
select month(now()) as month;
select day(now()) as day;
select time(now()) as time;
SELECT YEARWEEK(now()); --獲取當前周
SELECT QUARTER('2022-12-01'); --獲取當前季度
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