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From DuyHai Doan <doanduy...@gmail.com>
Subject Re: Which way to Cassandraville?
Date Tue, 22 Jul 2014 20:37:42 GMT
"I surmise if you are using a mapper, it should be more a matter of knowing
how the annotations map to the back-end rather than the CQL"

 It would be too easy. You should also know how the CQL3 maps to underlying
data storage.




On Tue, Jul 22, 2014 at 10:33 PM, jcllings <jcllings@gmail.com> wrote:

>
> On 07/22/2014 01:11 PM, Robert Stupp wrote:
>
> Let me respond with another question: How important is SQL for a JPA
> developer?
> ...
>
>  IMO mappers help and make life easier. Period.
>
>
>  Means: you should always know what the "thing" does to read/write your
> data. Practically not down to the details - but the concepts and pitfalls
> should be known.
> If you don't you will get into trouble - sooner or later.
>
>  Robert
>
>  PS: I avoid the abbreviation ORM - it includes the term "relational" ;)
>
>
> Agreed. That is why in previous posts I've been calling it "PoJo
> Mapping".  When someone suggests I try on yet another hat, though, I get a
> little excited. ;-)
>
> In this case I've been wearing the ORM / RDBMS hat for long enough that I
> actually don't think about it much. So your point is made. I've already
> been wearing the hat in question.  I surmise if you are using a mapper, it
> should be more a matter of knowing how the annotations map to the back-end
> rather than the CQL. This may make the transition easier, because as you
> say, it eliminates the cruft.
>
>
> Jim C.
>

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