Hi ,
Can someone help me guide through to start with  update the Drill
documentation by adding the missing functions ?
Appreciate the pointers / link to update the Drill doc and how  can I
gather all the information and create the JIRA for it ?

Thanks,
Divya

On Sat, 17 Aug 2019 at 01:06, Paul Rogers <par0...@yahoo.com.invalid> wrote:

> Hi Divya,
>
> Would be great to add to the docs. First step is to gather the info in a
> JIRA ticket. Then, someone (thanks for volunteering) can update the various
> tables in the docs.
>
> I believe that the documentation is generated via some process other than
> a direct edit of the MD files in the repo. Perhaps someone can fill in the
> details about how to update the material.
>
> When writing the Learning Apache Drill book, Charles found that many
> functions are not documented in the "official" documentation. Would be
> great to review the function tables in the book and apply any missing
> information to the Drill documentation.
>
> Thanks,
> - Paul
>
>
>
>     On Friday, August 16, 2019, 08:25:14 AM PDT, Divya Gehlot <
> divinediv...@gmail.com> wrote:
>
>  Can we add this as part of Drill Function docs , will be useful for other
> ppl as well ?
> I can help to add , unsure if I have access to edit Drill doc
>
> Thanks ,
> Divya
>
> On Fri, 16 Aug 2019 at 01:04, Paul Rogers <par0...@yahoo.com.invalid>
> wrote:
>
> > Hi Dave,
> >
> > As it turns out, improving the detail in function documentation is a
> > long-standing request. The historical answer has been to either 1) read
> the
> > code, or 2) try it with a test query.
> >
> > You can use the sqlTypeOf() function to learn the answer to your
> question:
> >
> > SELECT sqlTypeOf(cast(1 AS INT) / cast(2 AS INT)) FROM values(1)
> >
> > Charles Givre patiently tracked down and documented all the Drill
> > functions in his appendix to our book "Learning Apache Drill." But, even
> > there, the level of detail you request is missing.
> >
> > Maybe, once you do the research to find the answers you want, you could
> > submit a Documentation JIRA ticket with the results so that it can be
> added
> > to the documentation.
> >
> > Thanks,
> > - Paul
> >
> >
> >
> >    On Thursday, August 15, 2019, 03:55:11 AM PDT, Dave Challis <
> > dave.chal...@cipher.ai> wrote:
> >
> >  Is there any documentation out there on how mathematical functions are
> > handled when operating on different types?
> >
> > E.g.:
> >
> > * would integer division of 1 / 2 produce a float or double of 0.5? Or an
> > integer of the same type set to 0?
> >
> > * if two INT are multipled and produce a result larger than INT can
> > support, is the result returned as a BIGINT?
> >
>

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