55 Commits

Author	SHA1	Message	Date
hadley	cc93ec0f1f	More about relational data. ... Starting to reorganise joins section a bit.	2016-01-08 08:53:19 -06:00
Hadley Wickham	d10e6c6c9a	Merge pull request #24 from jennybc/patch-2 ... swap x and y	2016-01-07 14:39:41 -06:00
Jennifer (Jenny) Bryan	967de5e604	swap x and y	2016-01-07 10:46:27 -08:00
Jennifer (Jenny) Bryan	387d65c4f1	extra `)`	2016-01-07 10:00:03 -08:00
hadley	6982ec43eb	Move two-table verbs out into new relational data chapter	2016-01-07 10:20:29 -06:00