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_name_44 ( format_name VARCHAR, video_coding VARCHAR, color_sampling VARCHAR )

### Question ###
What format name has dv as video coding and 4:1:1 as the color sampling?

### Accurate SQL ###

SELECT format_name FROM table_name_44 WHERE video_coding = "dv" AND color_sampling = "4:1:1"