Where is the dashboard metadata stored

Where is the dashboard metadata stored ?

What do you mean by metadata?

when ever a new dashboard is created . there should be some data related to that dashboard. Like what widgets are present in the dashboard. what sort of data they populate.

In the Json of the Dashboard/Panel you have the name of the datasource,type,…

let say i created one more dashboard . so new entry will be created in json of Dashboard/Panel.
is my understanding correct ? or missing something.

When you create a dashboard, grafana save it on the database, but u can import/export with

It is saved in the grafana database who’s type and location is defined in the grafana.ini file.

Thanks @mrobles and @clanlaw . Now things are clear.