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_34 (average VARCHAR, balls_faced VARCHAR, innings VARCHAR)

### Question ###
What is the number of averages having a balls faced over 297 and more than 7 innings?

### Accurate SQL ###

SELECT COUNT(average) FROM table_name_34 WHERE balls_faced > 297 AND innings > 7