|Que.||Given the following statements:
S1: A foreign key declaration can always
be replaced by an equivalent check
assertion in SQL.
S2: Given the table R(a,b,c) where a and
b together form the primary key, the
following is a valid table definition.
CREATE TABLE S (
PRIMARY KEY (d),
FOREIGN KEY (a) references R)
Which one of the following statements is CORRECT?
|a.||S1 is TRUE and S2 is FALSE|
|b.||Both S1 and S2 are TRUE|
|c.||S1 is FALSE and S2 is TRUE|
|d.||Both S1 and S2 are FALSE|
|Answer:Both S1 and S2 are FALSE|