Computer Science, asked by Atharv81, 1 year ago

how to identify primary key in a table..

Answers

Answered by Rohit763924042004

1

when u are not able to place a null value in the feild u can consider it as primary key feild

pls mark brainliest.....

Rohit763924042004: ok and u press mine

Rohit763924042004: left

Answered by Anonymous

1

primay key is the key which requires a unique value in feild.

like admission number and user ID because they are unique for any individual

Previous Question

Next Question

Similar questions

CBSE BOARD X, 6 months ago

why do we use averages? are there any limitations to their use illustrate with your own examples related to development...

Math, 6 months ago

write the complementary of one third of right angle ...

Physics, 6 months ago

a stone is thrown vertical upwards with an initial velocity of 40m/s. taking g=10m/s2,draw the velocity time graph of the motion of stone till it comes to ground...

Computer Science, 1 year ago

spyware is harmful why?

Physics, 1 year ago

A device on assignments outer signal and receivean and echo 5 second later. Calculate the speed of sound in water if the distance of the object in the submarine is 3625 m...

Environmental Sciences, 1 year ago

tell me what is light pen?

Math, 1 year ago

A man drove a car at an average rate of speed of 45 miles per hour for the first 3 hours of a 7hour car trip. If the average rate of speed for the entire trip was 53 miles per hour what was the average rate of speed in miles per hour for the remaining part of the trip...

Chemistry, 1 year ago

Chewing gum has less force of attraction. Or more frpce of attraction...