Domanda di colloquio di FIS
Explain differences between primary key and unique key
Risposta di colloquio
Anonimo
8 feb 2019
Primary key not having null value.. unique key support 1null value.. both not support for duplication
1
Explain differences between primary key and unique key
Anonimo
Primary key not having null value.. unique key support 1null value.. both not support for duplication