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Install R Package RPostgreSQL in Mac OSX
I am trying to use PostgreSQL for data warehousing data and R for interactive data exploration. So the first priority to make this happen is to connect PostgreSQL from R and read data back via...
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Manipulate data in R via SQL interface
I has been looking for a R package providing SQL-like interface for data manipulation. Though, there are already usable DBI/RDBI package we can use to talk to SQL interfacing database already, they are...
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Play sqldf with RPostgreSQL
This post is obsolete, the content in this post is not correct, please see Gabor’s comment. In the previous post Manipulate data in R via SQL interface, I introduced how to use RpgSQL as DB driver to...
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