Computer Science, asked by skrai7659, 5 months ago

What are the two condition that must be fulfilled for a field to become primary key

Answers

Answered by Anonymous

2

Answer:-

.A primary key's main features are: It must contain a unique value for each row of data. It cannot contain null values.

Previous Question

Next Question

Similar questions

English, 2 months ago

What was the plight of the goblins and their leader?

India Languages, 2 months ago

கண்ணா வா! என்பது விளித் தொடர் எழுவாய் தொடர் வினைமுற்றுத் தொடர்...

Math, 2 months ago

The common factor of 2x, 6y, 4 is * 2 4 6 8...

English, 5 months ago

Who is mother veronica'"s parents??

Biology, 5 months ago

Difference between natural seeds and artificial seeds.

Computer Science, 10 months ago

Write a python program to input the marks of a student. If it is in between 90-100, then print "A Grade" and if not, then print "B Grade".

Physics, 10 months ago

Why the conducting wires are surrounded by plastic?

English, 10 months ago

What does the old man ask poet...