Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_30484 ( "Parent unit" text, "Geschwader Base" text, "Unit (Gruppe/Staffel)" text, "Aircraft Type" text, "Commanding Officer" text )

### Question ###
Name the parent unit for josef priller

### Accurate SQL ###

SELECT "Parent unit" FROM table_30484 WHERE "Commanding Officer" = 'Josef Priller'