[xquery-talk] specification for Microsoft's U-SQL ?

daniela florescu dflorescu at me.com
Wed Nov 4 00:39:11 PST 2015

Dear Michael,

I still have a question: can we use U-SQL to process JSON or XML?

I could’t see a way of doing this — as they are not flat rows…

So is it possible ?

Thanks, regards

> On Nov 3, 2015, at 10:23 PM, daniela florescu <dflorescu at me.com> wrote:
> Dear Michael, 
> Thanks for the pointers. 
> I was looking at https://azure.microsoft.com/en-us/documentation/articles/data-lake-analytics-u-sql-get-started/ <https://azure.microsoft.com/en-us/documentation/articles/data-lake-analytics-u-sql-get-started/>
> and trying to understand the big picture from examples.
> So U-SQL is a dataflow scripting language, where the basic data model is a set of rows with C# types, and each
> step in the data flow is an expression that can mix (at many levels) SQL’s Select-from-where constructs with C# code.
> That’s what I understand at least. Let me know if I got it wrong.
> Seems very useful for expressing complex data transformations of all kinds, and it is still optimizable.
> Much more useful for “data science” (whatever this big word means..) then the series of SQL-wannabes languages
>  from the NoSQL vendors.
> Thanks, best regards
> Dana
>> On Nov 2, 2015, at 4:56 PM, Michael Rys <mrys at microsoft.com <mailto:mrys at microsoft.com>> wrote:
>> No formal specification. Just a language reference that is still under development :). See http://aka.ms/usql_reference <http://aka.ms/usql_reference>  (and pardon the format, I am writing it and our doc people "convert" it).
>> Let me know if you want a personal demo :).
>> Cheers
>> Michael
>> -----Original Message-----
>> From: talk-bounces at x-query.com <mailto:talk-bounces at x-query.com> [mailto:talk-bounces at x-query.com <mailto:talk-bounces at x-query.com>] On Behalf Of daniela florescu
>> Sent: Saturday, October 31, 2015 2:05 PM
>> To: talk <talk at x-query.com <mailto:talk at x-query.com>>
>> Subject: [xquery-talk] specification for Microsoft's U-SQL ?
>> Seems interesting in principle.
>> https://na01.safelinks.protection.outlook.com/?url=http%3a%2f%2fthenewstack.io%2fmeet-u-sql-microsofts-new-language-big-data%2f&data=01%7c01%7cmrys%40microsoft.com%7caef4ceeec92543784b5608d2e23771f1%7c72f988bf86f141af91ab2d7cd011db47%7c1&sdata=iZjmF47tPZ316GAyjeXegMSLOq%2bLFAbo3zvRYOwMPy0%3d <https://na01.safelinks.protection.outlook.com/?url=http%3a%2f%2fthenewstack.io%2fmeet-u-sql-microsofts-new-language-big-data%2f&data=01%7c01%7cmrys%40microsoft.com%7caef4ceeec92543784b5608d2e23771f1%7c72f988bf86f141af91ab2d7cd011db47%7c1&sdata=iZjmF47tPZ316GAyjeXegMSLOq%2bLFAbo3zvRYOwMPy0%3d>
>> But anyone in a luck to see a specification for it ?
>> Thanks for any pointer, best regards
>> Dana
>> _______________________________________________
>> talk at x-query.com
>> https://na01.safelinks.protection.outlook.com/?url=http%3a%2f%2fx-query.com%2fmailman%2flistinfo%2ftalk&data=01%7c01%7cmrys%40microsoft.com%7caef4ceeec92543784b5608d2e23771f1%7c72f988bf86f141af91ab2d7cd011db47%7c1&sdata=dJTn2RgYiSUgZH5GU3e3CsLqpCj9Gvd6uI%2fGS7JomP8%3d
> _______________________________________________
> talk at x-query.com
> http://x-query.com/mailman/listinfo/talk

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://x-query.com/pipermail/talk/attachments/20151104/ecf5f4b6/attachment.html>

More information about the talk mailing list