Search Postgresql Archives

Re: RES: help with generation_series in pg10

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Márcio A. Sepp wrote:

> > There is a generate_series() variant that can return dates (more
> > precisely, timestamp with time zone).  But what exactly would you like
> > returned?
> 
> In the past i use querys like this to generate some timestamp field:
> select generate_series (1, 10), generate_series('2018-01-01
> 10:00'::timestamp, '2018-01-02 10:00'::timestamp, '10 hours');
> 
> 
> in some case I need to order the timestamp data field and in others I just
> need an interval. So, in some moments an random data already help me and in
> others it is necessary to have both fields aligned.

Maybe something like this

select *
from generate_series(date '2018-01-01 10:00', '2018-01-02 10:00', '10 hours')
   with ordinality;

-- 
Álvaro Herrera                https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services




[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Postgresql Jobs]     [Postgresql Admin]     [Postgresql Performance]     [Linux Clusters]     [PHP Home]     [PHP on Windows]     [Kernel Newbies]     [PHP Classes]     [PHP Books]     [PHP Databases]     [Postgresql & PHP]     [Yosemite]

  Powered by Linux