delete partition
Deletes the partition with focus. Windows commands reference
On Windows
Windows
Deletes the partition with focus. Before you begin, you must select a partition for this operation to succeed. Use the select partition command to select a partition and shift the focus to it. WARNING: Deleting a partition on a dynamic disk can delete all dynamic volumes on the disk, destroying any data and leaving the disk in a corrupt state. You can't delete the system partition, boot partition, or any partition that contains the active paging file or crash dump information.
delete partition [noerr] [override]
To delete the partition with focus, type
delete partitionIdentifynoerrFor scripting only. When an error is encountered, DiskPart continues to process commands as if the error did not occur. Without this parameter, an error causes DiskPart to exit with an error code.overrideEnables DiskPart to delete any partition regardless of type. Typically, DiskPart only permits you to delete known data partitions.