Creating an Object Store

The createObjectStore() method

To create an object store, we can use the createObjectStore() method.

Syntax

The createObjectStore method can take two arguments:

• name: This is the name for the new object store to be created.

• options: The options object can contain the keyPath(primaryKey) and autoIncrement attributes. It’s an optional argument.

  • keyPath (optional): This specifies the name of the property that will be used as the key for the objects in the object store. If this property is omitted, a unique key is generated for each object automatically.

  • autoIncrement (optional): This property is a boolean value that specifies whether the object store should automatically generate a new key value for each new object that’s added to the store.

The keyPath vs. autoIncrement attributes

• autoIncrement: For data that can’t be differentiated based on a specific property, we can set the autoIncrement as true.

• keyPath: This attribute is used to define data that can be differentiated based on a specific property. For example, if we’re going to store the student’s details in the object store, then the student id ...