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Re: timestamp check - Mailing list pgsql-general

From Ramesh T
Subject Re: timestamp check
Date
Msg-id CAK8Zd=sY9Om5Z33ZJ_SJ5LRd-vzioRNrdFubhsAd-+OsyGq6Nw@mail.gmail.com
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In response to Re: timestamp check  (Adrian Klaver <adrian.klaver@aklaver.com>)
Responses Re: timestamp check  (Ramesh T <rameshparnanditech@gmail.com>)
Re: timestamp check  (Adrian Klaver <adrian.klaver@aklaver.com>)
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postgres query 
select current_timestamp- 
TO_TIMESTAMP(to_char(DATE1, 'YYYY-MM-DD HH24'|| ' '||'MI'||' '||'SS')||' '||(SELECT utc_offset  FROM pg_catalog.pg_timezone_names  
WHERE name=DATETIMEZOZE1)   , ''YYYY-MM-DD HH24'||' '||'MI'||' '||'SS')::timestamptz

getting result..

Inline image 1


But in oracle using systimestamp,to_timestamptz and SS TZH is not supporting  to_timestamp in postgres.

result..

Inline image 2

diffrence is days displaying in postgres query..i thnk something wrong. is it..?

any help apprictiated.






On Sat, Jul 11, 2015 at 11:12 PM, Adrian Klaver <adrian.klaver@aklaver.com> wrote:
On 07/10/2015 05:54 AM, Ramesh T wrote:

select current_timestamp-to_timestamp(to_char(current_date,'YYYY-MM-DD
HH24'||':'||'MI'||':'||'SS')||' '||(SELECT utc_offset  FROM
pg_catalog.pg_timezone_names
WHERE name='US/Eastern'),'YYYY-MM-DD
HH24'||':'||'MI'||':'||'SS')::timestamptz;

it's not displaying timezone..any help..?


Forget my previous post, Rays post made me realize the error of my ways, namely thinking current_timestamp-to_timestamp was a function.

--
Adrian Klaver
adrian.klaver@aklaver.com

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