Re: Qeury a boolean column?(using postgresql & EJB)

thank for the reply,

i already do that method, but nothing happen... i have another solution
to that one, i just used 1 and 0 for true and false.. it sounds bad, but
thats the only thing i can do to maximized my time.... thanks...

regards,
dycharles

Michael Glaesemann-2 wrote:
>
>
> On Nov 14, 2007, at 17:05 , dycharles wrote:
>
>> i have a database in postgresql that have a column boolean, then
>> when i
>> create a query in ejb like this(SELECT e.letsaythisisboolean FROM
>> sample e),
>> now problem is that when i query the database in ejb, it will
>> return all the
>> false value in the column boolean, and the true value will not
>> return... How
>> can i make the true value appear in my query result? Any suggestion or
>> help...
>
> If you want *only* rows which have e.letsaythisisboolean as true, then:
>
> select e.letsaythisisboolean
> from sample e
> where e.letsaythisisboolean;
>
> Your query is returning all of the rows of the table. Either sample
> doesn't contain any rows where letsaythisisboolean is true or you
> just haven't looked through all of them yet.
>
> Michael Glaesemann
> grzm seespotcode net
>
>
>
> ---------------------------(end of broadcast)---------------------------
> TIP 9: In versions below 8.0, the planner will ignore your desire to
> choose an index scan if your joining column's datatypes do not
> match
>
>

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