If go to https://portal.azure.com, open our Azure Cosmos DB account (1) --> Data Explorer (2) --> Click on users (3) --> Click on New SQL Query:
Azure will open a text box to enter a Query:
I've found that Cosmos DB does not allow to use DELETE instead SELECT: https://stackoverflow.com/a/48339202/1198404, so I should do something like:
SELECT * FROM c DELETE c
SELECT * FROM c DELETE *
But any of my attempts worked.
A Cosmos DB database can contain zero, one, or more Containers. Containers store items. The hierarchy is described here. I am assuming that you want to clear a Container of all items.
Since your connection string is scoped to the database level, the way I quickly clear a Container of all of its items is to just delete and recreate the Container within the database.
To delete a Container in the Azure Portal, do the following:
For example, if the Container name is users: