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From Jason Kushmaul <jkushm...@rocketfuelinc.com>
Subject Re: Validation of Data after data migration from RDBMS to Cassandra
Date Thu, 06 Aug 2015 17:39:17 GMT
We do not use a tool exactly.  We use spark to assert all of our data is in
tact, taking into account the changes that you have to make going from
rdbms to nosql.

On Thu, Aug 6, 2015 at 1:32 PM, Huang, Roger <rohuang@visa.com> wrote:

> Surbhi
>
> Sorry I meant to send the CQL link
> http://docs.datastax.com/en/cql/3.1/cql/cql_intro_c.html
>
>
>
> Roger
>
>
>
> *From:* Huang, Roger [mailto:rohuang@visa.com]
> *Sent:* Thursday, August 06, 2015 11:39 AM
> *To:* user@cassandra.apache.org
> *Subject:* RE: Validation of Data after data migration from RDBMS to
> Cassandra
>
>
>
> Surbhi,
>
> A general note, Cassandra tables are not normalized as in an RDBMS schema,
> so it’s not straight migration.
>
> Best practice is to design your queries and then design your Cassandra
> schema to support those queries.
>
> Patrick McFadin has a series on C* data modeling.
>
> http://docs.datastax.com/en/cassandra/2.1
>
> Roger
>
>
>
>
>
>
>
> *From:* Surbhi Gupta [mailto:surbhi.gupta01@gmail.com
> <surbhi.gupta01@gmail.com>]
> *Sent:* Thursday, August 06, 2015 11:31 AM
> *To:* user@cassandra.apache.org
> *Subject:* Validation of Data after data migration from RDBMS to Cassandra
>
>
>
> Hi,
>
>
>
> We have to migrate the data from Oracle/mysql to Cassandra.
>
> I wanted to understand, if we have any tool/utilitiy which can help in
> validation the data after the data migration to Cassandra.
>
>
>
> Thanks
> Surbhi
>



-- 
Jason Kushmaul | 517.899.7852
Engineering Manager

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