public static IOrderedQueryable <TRecord> DepartmentQueryable <TRecord>(this CosmosClient client, string partitionKey) =>
 client.GetDepartmentsContainer().GetItemLinqQueryable <TRecord>(requestOptions: new QueryRequestOptions
 {
     PartitionKey = new PartitionKey(partitionKey.ToLowerInvariant())
 });
 public static IOrderedQueryable <TRecord> DepartmentQueryable <TRecord>(this CosmosClient client) =>
 client.GetDepartmentsContainer().GetItemLinqQueryable <TRecord>();