a (Rakurs)
); TABLE Kontinenty
(_ ID int primary key, _NAME nvarchar (25), _ mln_km2 float, _zem float, nvarchar (15), _ naselenie_mln int, _naselenie float, FK_Kontinent_Susha foreign key (Rakurss) references Susha (Rakurss)
); TABLE Strany
(_ ID int primary key, _NAME nvarchar (50), _ STOLITSYA nvarchar (50), _ km2 float, bigint, _ID int, nvarchar (15), FK_Strany_Kontinenty foreign key (Kontinent_ID) references Kontinenty (Kontinent_ID) , FK_Susha_Strany foreign key (Rakurss) references SUSHA (Rakurss)
); TABLE OSTROVA
(_ ID int primary key, _NAME nvarchar (30), int, _ID int, nvarchar (15), FK_Ostrova_Kontinenty foreign key (Kontinent_ID) references Kontinenty (Kontinent_ID), FK_Ostrova_Susha foreign key (Rakurss) references Susha (Rakurss)
); TABLE Morya
(_ ID int primary key, _NAME nvarchar (50), int, _max int, _ID int, nvarchar (15), FK_Morya_Voda foreign key (Rakurs) references Voda (Rakurs), FK_Morya_Okeany foreign key (Okean_ID ) references Okeany (Okean_ID)
); TABLE MORE_STRANA
(_ ID int, _ID int, fk_more_strana_morya foreign key (More_ID) references Morya (More_ID), fk_more_st_strany foreign key (Strana_ID) references Strany (Strana_ID)
); TABLE Prolivy
(_ ID int primary key, _NAME nvarchar (50), int, int, nvarchar (25), _ID int, nvarchar (15), FK_Prolivy_Voda foreign key (Rakurs) references Voda (Rakurs), FK_Prolivy_Okeany foreign key (Okean_ID) references Okeany (Okean_ID)
); TABLE Proliv_RAZDELYAET
(_ ID int, nvarchar (70)
); TABLE proliv_STRANA
(_ ID int, _ID int, FK_proliv_STRANA_Proliv foreign key (Proliv_ID) references Prolivy (Proliv_ID), FK_proliv_STRANA_Strana foreign key (Strana_ID) references STRANY (Strana_ID)
); TABLE Reki
(_ ID int primary key, _NAME nvarchar (50), _ km int, _km2 int, _pritok nvarchar (50), _ ID int, nvarchar (15), FK_Reki_Voda foreign key (Rakurs) references Voda (Rakurs ), FK_Reki_Okeany foreign key (Okean_ID) references Okeany (Okean_ID)
); TABLE REKA_STRANA
(_ ID int, _ID int, FK_Reka_STRANA_Reka foreign key (Reka_ID) references Reki (Reka_ID), FK_proliv_STRANA_Strany foreign key (Strana_ID) references Strany (Strana_ID)
); TABLE Ozera
(_ ID int primary key, _NAME nvarchar (50), _ km2 int, _max_m int, _more_m int, nvarchar (15), nvarchar (15), FK_Ozera_Voda foreign key (Rakurs) references Voda (Rakurs) ,
); TABLE RekiOzera_ID int; TABLE Rekiconstraint FK_Reki_Ozera foreign key (Ozera_ID) references Ozera (Ozera_ID); TABLE OZERA_Kontinent
(_ ID int, _ID int, fk_ozera_kont_Ozera foreign key (ozera_ID) references Ozera (Ozera_ID), fk_ozera_kont_Kontinent foreign key (kontinent_ID) references Kontinenty (kontinent_ID)
); TABLE OZERA_STRANA
(_ ID int, _ID int, FK_ozera_STRANA_Ozera foreign key (Ozera_ID) references Ozera (Ozera_ID), FK_ozera_STRANA_Strana foreign key (Strana_ID) references Strany (Strana_ID)
); TABLE Vodopady
(_ ID int primary key, _NAME nvarchar (50), int, _ID int, _ID int, nvarchar (15), FK_Vodapady_Strany foreign key (Strana_ID) references Strany (Strana_ID), FK_Vodapady_Voda foreign key (Rakurs ) references Voda (Rakurs), FK_Vodapady_Kontinenty foreign key (Kontinent_ID) references Kontinenty (Kontinent_ID)
); TABLE OSTROV_STRANA
(_ ID int, _ID int, FK_OSTROV_STRANA_Ostrov foreign key (Ostrov_ID) references Ostrova (Ostrov_ID), FK_OSTROV_STRANA__Strany foreign key (Strana_ID) references Strany (Strana_ID)
); TABLE Pustyni
(_ ID int primary key, _NAME nvarchar (60), _ km2 int, nvarchar (25), _ min_С int, _max_С int, _ID int, nvarchar (15), FK_Pustyni_Susha foreign key (Rakurss) references Susha (Rakurss), FK_Pustyni_Kontinenty foreign key (Kontinent_ID) references Kontinenty (Kontinent_ID)
); TABLE PUSTYNYA_STRANA
(_ ID int, _ID int, fk_PUSTYNYA_STRANA_Pustinya foreign key (Pustinya_ID) references pustyni (Pustinya_ID), fk_PUSTYNYA_STRANA_strany foreign key (Strana_ID) references Strany (Strana_ID)
); TABLE GORNYYE_SYSTEMY
(_ ID int primary key, _NAME nvarchar (50), _ km2 int, _km int, _km int, nvarchar (50), _ ID int, nvarchar (15), FK_Gornayye_systemy_Susha foreign key (Rakurss) references Susha (Rakurss), FK_Gornayye_systemy_Kontinent ...