Primary key allow null values??

[Former Member]

hi all,

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??

[Former Member]

Hi,

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 ...

Regards

[Former Member]

heading is Initial values..check that to avoid null values...

[Former Member]

THANK YOU VERY MUCH!!!

[Former Member]

This message was moderated.

[Former Member]

hi all.........

Actually there is something called intial values for each data type.

for char it is space and numc is 0.

so when wver u dont give any value it takes the initial value.

Thanks