我需要在SQL语句中将当前年份作为变量添加,如何使用SQL检索当前年份?
即
BETWEEN
TO_DATE('01/01/**currentYear** 00:00:00', 'DD/MM/YYYY HH24:MI:SS')
AND
TO_DATE('31/12/**currentYear** 23:59:59', 'DD/MM/YYYY HH24:MI:SS')
发布于 2018-03-21 16:04:44
_char:
select to_char(sysdate, 'YYYY') from dual;
在您的示例中,您可以使用以下内容:
BETWEEN trunc(sysdate, 'YEAR')
AND add_months(trunc(sysdate, 'YEAR'), 12)-1/24/60/60;
比较值正是您所要求的:
select trunc(sysdate, 'YEAR') begin_year
, add_months(trunc(sysdate, 'YEAR'), 12)-1/24/60/60 last_second_year
from dual;
BEGIN_YEAR LAST_SECOND_YEAR
----------- ----------------
01/01/2009 31/12/2009
https://stackoverflow.com/questions/-100007715
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