Mailing-List: contact user-help@cassandra.apache.org; run by ezmlm
Precedence: bulk
Reply-To: user@cassandra.apache.org
Received-SPF: neutral (athena.apache.org: local policy)
From: "Mucklow, Blaine (GE Energy)" <Blaine.Mucklow@ge.com>
To: "user@cassandra.apache.org" <user@cassandra.apache.org>
Subject: Re: Pycassa help?
Thread-Topic: Pycassa help?
Thread-Index: AQHNFygFG+mqXLCGgE6aAY3xu/N+jZaUOJ8A
Date: Tue, 10 Apr 2012 16:03:18 +0000
Message-ID: <CBA9D1F6.2D84%blaine.mucklow@ge.com>
In-Reply-To: <CBA9BEE5.2D7A%blaine.mucklow@ge.com>
Accept-Language: en-US
Content-Language: en-US
Content-Type: text/plain; charset="us-ascii"
Content-ID: <CC55AE96B84075479C311D58211AA4AA@mail.ad.ge.com>
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0

Turns out if you read to the bottom of the tutorial you find answers.
Please disregard this mail, I found my answer.

:)

On 4/10/12 10:41 AM, "Mucklow, Blaine (GE Energy)" <Blaine.Mucklow@ge.com>
wrote:

>Hi all,
>
>I had a lot of success using Java+Hector, but was trying to migrate to
>pycassa and was having some 'simple' issues.  What I am trying to do is
>create a column family where the following occurs:
>KEY-> String ColumnName-> LongType ColumnValue-> DoubleType
>
>Basically this is time series data for an 'id'.  I had no problems with
>this in Hector but am struggling in pycassa.  I have the following code
>snippets:
>
>system.create_column_family(keyspace=3Dkeyspace,name=3Dcolumnfamily,compar=
ator
>_type=3DBytesType)
>system.close()
>//Iterative loop to build my time series data
>columns[long(ms_since_epoch)] =3D float(measurement)
>//After loop
>col_family.insert(key=3Did,columns=3Dcolumns)
>
>I then get the following error:
>TypeError: A str or unicode value was expected, but long was received
>instead (1321574400)
>
>Any thoughts?
>
>Thanks,
>
>Blaine Mucklow