How to make primary key as autoincrement for Room Persistence lib

Question

I am creating an Entity (Room Persistence Library) class Food, where I want to make foodId as autoincrement.

@Entity
class Food(var foodName: Str         


        

Answer 1

You need to use the autoGenerate property

Your primary key annotation should be like this:

@PrimaryKey(autoGenerate = true)

Reference for PrimaryKey.