Question

what is weak entity in database?

Answer 1

Hey dude I hope it's helpful for you

a relational database, a weak entityis an entity that cannot be uniquely identified by its attributes alone; therefore, it must use a foreign key in conjunction with its attributes to create a primary key. The foreign key is typically a primary key of an entity it is related to.

Answer 2

$\huge\red\bold\mathfrak{Hello Friend}$

In a relational database, a weak entity is an entity that cannot be uniquely identified by its attributes alone; therefore, it must use a foreign key in conjunction with its attributes to create a primary key. The foreign key is typically a primary key of an entityit is related to.