Re: Efficiently reuse code in org babel with R

[Vikas Rawal <vikasrawal@gmail.com>]

[-- Attachment #1: Type: text/plain, Size: 1002 bytes --]

Why not specify a :session so that data created by one block would remain
available to subsequent blocks?

V.

On Thu, 7 Jul 2022 at 09:10, Naresh Gurbuxani <naresh_gurbuxani@hotmail.com>
wrote:

> I want to source some data from databases, then use this data in various
> blocks.  I am looking for the most efficient way to achieve this.  In below
> blocks, is the code in block ``connection'' executed thrice (economy of
> code but no saving of time) or is it only executed once then used twice?
> If the code is run thrice, is there another way to create code blocks so
> that the code is executed only once?
>
> Thanks,
> Naresh
>
> #+name: connection
> #+begin_src R :exports results :results output
>   ## my code here
> #+end_src
>
> #+begin_src R :exports results :results output graphics file :file
> figures/fig1.png
> <<connection>>
> ## my code here
> #+end_src
>
> #+begin_src R :exports results output graphics file :file figures/fig2.png
> <<connection>>
> ## my code here
> #+end_src
>

[-- Attachment #2: Type: text/html, Size: 1398 bytes --]