ОБДЗ_КР_10-04-15 / Обработка РБД-relalg / ДР_ИУС_ОБДЗ_Access_реляц_алгебра / 1

N(X,NAME,AGE,SEX)

X	NAME	AGE	SEX	WEIGHT
XA	Paul	19	Male	40
XB	Ann	40	Female	60
XC	Sam	30	Male	70
XD	Glenn	24	male	100

та D(Y,SIZE,STYLE,TERM)

Y	SIZE	STYLE	TERM
YA	40	Acid	Week
YB	50	Free	Day
YC	60	Classic	Week
YD	90	Smooth	Year