Open a connection to the Cosmos DB database

cosmos-db-database-connect.js

try {
  // Open a reference to the database
  const dbResponse = await cosmosClient.databases.createIfNotExists({
    id: databaseId
  });
  var database = dbResponse.database;
  
  // ... (we will add more code here!)
  
  res.send("Finished");
} catch (error) {
  console.log(error);
  res.status(500).send("Error with database query: " + error.body);
}