Additionally, unlike the standard SKU, the premium SKU's partitioned namespaces do not permit non-partitioned entities within them. Set partitioning in a namespace (Source: Microsoft Learn) ...

The method detailed requires having either non-partitioned free space or the willingness to re-size an existing partition, so a backup is, of course, a great idea before venturing forth.

We can also have partitioned or non-partitioned indexes on partitioned or non-partitioned tables. But partitioned indexes are generally more complicated to maintain than partitioned tables. With ...