[R] SQL Database

Bert Gunter bgunter@4567 @end|ng |rom gm@||@com
Wed Jul 25 17:23:51 CEST 2018


https://rviews.rstudio.com/2017/10/18/database-queries-with-r/

Cheers,
Bert



Bert Gunter

"The trouble with having an open mind is that people keep coming along and
sticking things into it."
-- Opus (aka Berkeley Breathed in his "Bloom County" comic strip )

On Wed, Jul 25, 2018 at 7:57 AM, Doran, Harold <HDoran using air.org> wrote:

> I'm doing some work now to learn which SQL database package is the most
> optimal for the task I am working on. There are many packages, and I'm
> reviewing the documentation on some of them now. I am seeking advice from
> those of you who might suggest a package to use for the task I am currently
> working with.
>
> The work is currently as follows. My users currently use another tool to
> extract tables from a server, save those tables as .csv files, and then
> those csv files are read into R and stuff is done on the data in those
> files. This adds overhead that can be bypassed if users instead can
> directly access the database from within R and grab the tables they need
> and then those tables are data frames in the R session and available to do
> stuff.
>
> The sequence of work (I think) I just this:
>
> Step 1: Connect to the remote server (connection string and authenticate
> the user)
> Step 2: Have a SQL query statement that grabs the tables from the remote
> server
> Step 3: Close the connection
>
> The two packages I have narrowed my studies to are Dbplyr and RODBC, both
> of which seem to be similar.
>
> Any experiences out there to suggest these two packages are in fact right
> for this task, or would there be other packages that might be more optimal
> for this?
>
> Thanks,
> Harold
>
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