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_4 ( length VARCHAR, composer_s_ VARCHAR, arranger_s_ VARCHAR )

### Question ###
What is the Length, when the Composer(s) is Sakdatorn, and when the Arranger(s) is Jitrakorn Mongkoltham?

### Accurate SQL ###

SELECT length FROM table_name_4 WHERE composer_s_ = "sakdatorn" AND arranger_s_ = "jitrakorn mongkoltham"