Press ESC to close

Or check our Popular Categories...

define what is a primary key

1 Article
1
W

What is a primary key ?

1 Min Read
0 0
1 Min Read
0 0

In relational database primary key is a specific choice of minimal set of attributes that uniquely specify a relation. Primary key is a special realational database table column key that…

Continue Reading

Adblocker detected! Please consider reading this notice.

We've detected that you are using AdBlock Plus or some other adblocking software which is preventing the page from fully loading.

We don't have any banner, Flash, animation, obnoxious sound, or popup ad. We do not implement these annoying types of ads!

We need money to operate the site, and almost all of it comes from our online advertising.

Please add wikitechy.com to your ad blocking whitelist or disable your adblocking software.

×