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_22 (temperature_classification VARCHAR, glass_bulb_color VARCHAR)

### Question ###
What is the temperature classification of a purple colored glass bulb?

### Accurate SQL ###

SELECT temperature_classification FROM table_name_22 WHERE glass_bulb_color = "purple"