Search Postgresql Archives

Re: Or selection on index versus union

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

 



On Tuesday 04 October 2005 22:26, kevin.kempter@xxxxxxxxxxxxxxxxx wrote:
> Just a guess but have you tried using an in clause?
>
> select something from table where fase in  ('1' , '2');
>
Not surprisingly, this also does a sequential scan on the table. (It would be 
_very_ diffcult to see that this is a union, I guess).

Thanks,

Han

---------------------------(end of broadcast)---------------------------
TIP 2: Don't 'kill -9' the postmaster

[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