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_26976615_3 (date_of_appointment VARCHAR, date_of_vacancy VARCHAR)

### Question ###
What is the date of appointment for the date of vacancy of 22 august 2010?

### Accurate SQL ###

SELECT date_of_appointment FROM table_26976615_3 WHERE date_of_vacancy = "22 August 2010"