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Date: Tue, 2 Feb 2010 07:52:49 -0800
Message-ID: <74f4d40b1002020752w7b3ed789sc3bcc411d7de534a@mail.gmail.com>
Subject: Re: Best design in Cassandra
From: Erik Holstad <erikholstad@gmail.com>
To: cassandra-user@incubator.apache.org
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On Tue, Feb 2, 2010 at 7:45 AM, Brandon Williams <driftx@gmail.com> wrote:

> On Tue, Feb 2, 2010 at 9:27 AM, Erik Holstad <erikholstad@gmail.com>wrote:
>>
>> A supercolumn can still only compare subcolumns in a single way.
>>>
>> Yeah, I know that, but you can have a super column per sort order without
>> having to restart the cluster.
>>
>
> You get a CompareWith for the columns, and a CompareSubcolumnsWith for
> subcolumns.  If you need more column types to get different sort orders, you
> need another ColumnFamily.
>
Not sure what column types mean. What I want to do is to have a few things
sorted by asc and desc order, like {a,b}, {b,a} and {1,2}, {2,1}

>
> -Brandon
>
>


-- 
Regards Erik

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<br><br><div class=3D"gmail_quote">On Tue, Feb 2, 2010 at 7:45 AM, Brandon =
Williams <span dir=3D"ltr">&lt;<a href=3D"mailto:driftx@gmail.com">driftx@g=
mail.com</a>&gt;</span> wrote:<br><blockquote class=3D"gmail_quote" style=
=3D"border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; p=
adding-left: 1ex;">
<div class=3D"gmail_quote"><div class=3D"im">On Tue, Feb 2, 2010 at 9:27 AM=
, Erik Holstad <span dir=3D"ltr">&lt;<a href=3D"mailto:erikholstad@gmail.co=
m" target=3D"_blank">erikholstad@gmail.com</a>&gt;</span> wrote:<blockquote=
 class=3D"gmail_quote" style=3D"border-left: 1px solid rgb(204, 204, 204); =
margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">

<div class=3D"gmail_quote"><div><blockquote class=3D"gmail_quote" style=3D"=
border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; paddi=
ng-left: 1ex;"><div class=3D"gmail_quote"><div>A supercolumn can still only=
 compare subcolumns in a single way. <br>

</div></div></blockquote></div><div>Yeah, I know that, but you can have a s=
uper column per sort order without having to restart the cluster.</div></di=
v></blockquote><div><br></div></div><div>You get a CompareWith for the colu=
mns, and a=A0CompareSubcolumnsWith for subcolumns. =A0If you need more colu=
mn types to get different sort orders, you need another ColumnFamily.</div>
</div></blockquote><div>Not sure what column types mean. What I want to do =
is to have a few things sorted by asc and desc order, like {a,b}, {b,a} and=
 {1,2}, {2,1}<br></div><blockquote class=3D"gmail_quote" style=3D"border-le=
ft: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: =
1ex;">
<div class=3D"gmail_quote">
<div><br></div><div>-Brandon</div></div><br>
</blockquote></div><br><br clear=3D"all"><br>-- <br>Regards Erik<br>

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