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From Patricia Gorla <>
Subject Re: Moving from relational to Cassandra, how to handle intra-table relationships?
Date Wed, 22 Jan 2014 01:34:12 GMT

One thing to keep in mind if you want to go the serialized JSON route, is
that you will need to read out the data each time you want to do an update.


On Tuesday, January 21, 2014, Les Hartzman <> wrote:

> Hi,
> I'm looking to move from a relational DB to Cassandra. I just found that
> there are intra-table relationships in one table where the ids of the
> related rows are saved in a 'parent' row.
> How can these kinds of relationships be handled in Cassandra? I'm thinking
> that if the individual rows need to live on their own, perhaps I should
> store the data as serialized JSON in its own column of the parent.
> All thoughts appreciated!
> Thanks.
> Les

Patricia Gorla

Apache Cassandra Consulting <>

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