[R] R: join tables in R

2011-05-05 Thread Roccato Alfredo (UniCredit)
Thanks a lot to Steve Lianoglou and Peter Savicky for their help! Alfredo -Messaggio originale- Da: Steve Lianoglou [mailto:mailinglist.honey...@gmail.com] > I'd to match-merge 2 tables in such a manner that I keep all the rows in > table 1, but not the rows that are in both table 1 an

Re: [R] join tables in R

2011-05-04 Thread Steve Lianoglou
Hi, On Wed, May 4, 2011 at 10:32 AM, Roccato Alfredo (UniCredit) wrote: > I'd to match-merge 2 tables in such a manner that I keep all the rows in > table 1, but not the rows that are in both table 1 and 2. > Thank you for your help, > Alfredo > >> master <- data.frame(ID=2001:2011) >> train   <

Re: [R] join tables in R

2011-05-04 Thread Petr Savicky
On Wed, May 04, 2011 at 04:32:14PM +0200, Roccato Alfredo (UniCredit) wrote: > I'd to match-merge 2 tables in such a manner that I keep all the rows in > table 1, but not the rows that are in both table 1 and 2. > Thank you for your help, > Alfredo > > > master <- data.frame(ID=2001:2011) > > tra

Re: [R] join tables in R

2011-05-04 Thread Steve_Friedman
Sent by: r-help-bounces@r- cc project.org Subject

[R] join tables in R

2011-05-04 Thread Roccato Alfredo (UniCredit)
I'd to match-merge 2 tables in such a manner that I keep all the rows in table 1, but not the rows that are in both table 1 and 2. Thank you for your help, Alfredo > master <- data.frame(ID=2001:2011) > train <- data.frame(ID=2004:2006) > valid <- ??? in this example table valid should have th