Thread: RE: [SQL] How do I do this queyr?

RE: [SQL] How do I do this queyr?

From
"Jackson, DeJuan"
Date:
try:
 SELECT id FROM mytable t1
  WHERE keyword='abc' AND
        EXISTS(SELECT 1 FROM mytable t2
                WHERE keyword ='def' AND t1.id = t2.id);

-DEJ

> -----Original Message-----
> From: pierre@desertmoon.com [mailto:pierre@desertmoon.com]
> Sent: Thursday, February 25, 1999 2:42 PM
> To: pgsql-sql@postgreSQL.org
> Subject: [SQL] How do I do this queyr?
>
>
> All,
>   Given a table of keywords. How would  I grab the distinct
> id's that have
>   both keywords attached to it. Example:
>
>   ID  | Keyword
>   -------------
>   1   | abc
>   2   | abc
>   3   | def
>   1   | def
>
>   We want all the id's that have BOTH abc AND def as
> keywords. I think I may
>   be having a brain freeze here...it seems obvious but I just
> can't seem
>   to get my brain to spit up the answer. :( Too much caffiene?
>
>   Thanks for the help!
>
>   -=pierre
>