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 Restaurant ( ResName VARCHAR, Rating VARCHAR )

### Question ###
Which restaurants have highest rating? List the restaurant name and its rating.

### Accurate SQL ###

SELECT ResName, Rating FROM Restaurant ORDER BY Rating DESC LIMIT 1