Primary key allow null values??
I created ztable stu_info ,in that stu_no is primary key . this field allow null value also, i put a foreign key in other table.
I tick the field initialization for stu_no in dictionary.
stu_no primark key allow null values why??
After the chek box for primary key there is one more check box ..u have to check that to avoid having null values..
check box of initial values ...