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From Clayton Turner <caturn...@g.cofc.edu>
Subject Re: YTEX Exporting with Large Dataset
Date Wed, 29 Oct 2014 18:53:08 GMT
Oops! Let me clarify in case someone else hits this or thinks I'm just
messing up really badly.

I had null values in my dataset and forgot to do a simple "is not null" -
that explains a 'null pointer exception' alright.

On Wed, Oct 29, 2014 at 2:39 PM, Clayton Turner <caturner3@g.cofc.edu>

> So, YTEX does not like having a join inside the InstanceClassQuery. This
> is inconvenient, but I can work around it.
> On Wed, Oct 29, 2014 at 2:16 PM, Clayton Turner <caturner3@g.cofc.edu>
> wrote:
>> ​Hi everyone:
>> So I'm doing some work with the ctakes-ytex branch of ctakes. So, in the
>> past, I've been able to use the YTEX exporter (for going to sparsematrix)
>> on datasets of about 300-400 notes. Now I have run my full dataset through
>> the pipeline and want to set up the exporter.
>> I'm getting a null pointer exception when using the big dataset, but no
>> error occurs if I use my old, smaller dataset​ even though the export files
>> are nearly identical.
>> Are there file size limits that I am potentially hitting or is my error
>> likely something else?
>> Thanks,
>> Clayton Turner

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