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2012 Jan 10
1
Extracting Data from SQL Server
Hi, I am new to R (and rusty on SQL!) and I'm trying to extract records from a SQL server database. I have a table of patient records (LoadPUS) which have three code columns which i want to evaluate against a list of particular codes (CVD_ICD$ table). Given the size of the patient table I want to restrict the data I pull into R to the data I only want to analyse so I am using SQL to do this. The code i have is as follows: library(RODBC)...