what is the difference between primary key and foreign key?
- 3 Answers
- 4468 Views
- TCS, I also Faced
- E-Mail Answers
Answer Posted / shiva
the primary key is used identified the unique value
presented in the table but foriegn key is used to refer the
value of the table that have unique vale,multiple foriegn
key present in multiple tables
| Is This Answer Correct ? | 6 Yes | 0 No |
Post New Answer View All Answers
Can u send me a sample Final year CSE student 'RESUME' for campus placement to following mail id: aspnetworks@gmail.com
find the salary of an employee where employee number is known
C++ PROGRAM FOR FIBONACCI SERIES USING COPY CONSTRUCTER
Find the maximum stress intensity in the section?
what is the number of water, sand and cement required for moulding brick?
explain various object oriented programming fetures
what should i say in the interview if interviewer asks me "why did you choose IT instead of your core group?"
what will happend if i fire this command in linux " rm -r / "
What is necking in production engineering ?
What is the dewpoint of atmoshperic Air?
Write a program to print Pattern 1) If user enters 3 1 2*3 4*5*6 4*5*6 2*3 1 2) If user enters 4 1 2*3 4*5*6 7*8*9*10 7*8*9*10 4*5*6 2*3 1
when will the group1&group2 exams will be held
write an algorithm in O(n) time for finding the kth smaalest element form an array of n elements , where n and k are entered by user
write a programe to print this string in reverse order and find out how many times letter c is repeated? string = { c was desined by dennis ritchie}. also find out the lenth of the string.
Prepare the UGC CSIR net question papers those are enough. The question paper will be of 50 questions in size each 3 marks and with a negative of -1 for each wrong answer
