incubator-vxquery-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Eldon Carman <ecarm...@ucr.edu>
Subject Re: Diving In - Whats Next?
Date Thu, 07 Jun 2012 20:11:37 GMT
Sounds good, I will continue to review XQuery.

Preston

On Thu, Jun 7, 2012 at 11:28 AM, Vinayak Borkar <vborky@yahoo.com> wrote:
> Preston,
>
>
> The plan has been for you to get familiar with XQuery and then get to a
> point where you can start writing the function implementations.
>
> assign is an operator in Algebricks. All the operators you see there are
> implemented already.
>
> QUANT_ONE, QUANT_QUESTION are constants used to specify the quantifiers for
> the types, so there is nothing to be done there.
>
> I need to fix the compilation path in VXQuery to create correct plans so the
> optimizer does the right thing. Let me take care of that and I will let you
> know the next steps.
>
>
> Vinayak
>
>
>
> On 6/7/12 10:34 AM, Eldon Carman wrote:
>>
>> Now that we seen the plans and know the functions required for each of
>> the plans. Whats next? Should I start to tracing the code for
>> generating these paths or look at creating these functions in VXQuery?
>>
>> Also, what about the following items:
>>  - assign
>>  - QUANT_ONE, QUANT_QUESTION, ...
>>
>> Do we need to do build out support for these items or does that exist?
>>
>>
>> Number Query Functions
>>  - data
>>  - add
>>  - subtract
>>  - multiply
>>  - divide
>>
>> String Query Functions
>>  - data
>>  - concat
>>  - string-join
>>  - substring
>>  - string-length
>>  - upper-case
>>  - lower-case
>>
>> Operators
>>  - promote
>>  - concatenate
>>
>

Mime
View raw message