R: Painfully slow read performance using RODBC & SQL Server

Question

I am new to R but am interested in using Shiny to create dynamic charts using data stored in a SQL Server database. To enable interactivity, I want to bring in the raw data fro

Answer 1

I would try RJDBC http://cran.r-project.org/web/packages/RJDBC/RJDBC.pdf

with these drivers https://msdn.microsoft.com/en-us/sqlserver/aa937724.aspx

library(RJDBC)
drv <- JDBC("com.microsoft.sqlserver.jdbc.SQLServerDriver","/sqljdbc4.jar") 
con <- dbConnect(drv, "jdbc:sqlserver://server.location", "username", "password")
dbGetQuery(con, "select column_name from table")