You have an Azure subscription with an Azure Cosmos DB database that has Azure Synapse Link enabled. A full fidelity schema is configured for the analytical store.

You perform the following operations:

• Insert {"customerID": 12, "customer": "Tailspin Toys"} as the first document.
• Insert {"customerID": "14", "customer": "Contoso"} as the second document.

How many columns will the analytical store have?