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time zone name
select * from pg_timezone_names where name like '%Seoul%' --postgresql.conf timezone utc襦 誤 螻, れ timezone Asia/Seoul drop table utc_test; create table utc_test(dt timestamptz); --ル逢覯 insert into utc_test(dt) values ('2016-03-11 06:11:12.431928'::timestamp at time zone 'Asia/Seoul'), ('2016-03-12 06:11:12.431928+09'::timestamptz), ('2016-03-12 06:11:12.431928'::timestamp + interval '-09:00'); --譟壱覦覯 select dt at time zone 'Asia/Seoul' , dt from utc_test where 1=1 and dt >= ('2016-03-11'::timestamp at time zone 'Asia/Seoul') and dt < ('2016-03-12'::timestamp at time zone 'Asia/Seoul'); --postgresql.conf timezone utc襦 誤 --'2016-03-11 16:11:12.431928' Asia/Seoul time企朱 select '2016-03-11 16:11:12.431928'::timestamptz --> 覓語 豌企ゼ utc襦 語. , '2016-03-11 16:11:12.431928'::timestamp at time zone 'Asia/Seoul' --> utc 螳朱 覲. , '2016-03-11 16:11:12.431928' at time zone 'Asia/Seoul' --> 覓語伎 utc 螳朱 螳螻 Asia/Seoul 螳朱 覲. --'2016-03-11 16:11:12.431928' --> Asia/Seoul time企朱.. select dt --> 9螳 觜手 ロ 蟆: utc , dt at time zone 'Asia/Seoul' from (select '2016-03-11 16:11:12.431928'::timestamp at time zone 'Asia/Seoul' dt) t
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