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2010 Dec 21
1
Matching 2 SQL tables
Hi,
I have a postgresql and a mysql database and I would like to combine the
info from two different tables in R. Both databases contain a table with
three columns: project_name, release_id and release_date. So each project
output could be released multiple times (I am interested in the first
release_date). However, some of the data is missing. Basically, what I want
to do is to try and fill the