5 commits

Author	SHA1	Message	Date
azivner	72712bc24b	added foreign keys to relations to guarantee data consistency	2017-12-19 21:40:48 -05:00
azivner	d1329de760	implemented consistency checks	2017-12-14 22:16:26 -05:00
azivner	fa8b5d41dd	update schema	2017-12-10 22:16:20 -05:00
azivner	021f02bd8c	converted all timestamps to string representation	2017-12-10 12:56:59 -05:00
azivner	6546548848	implemented initial setup of the app	2017-12-03 22:29:23 -05:00