How many grids does dave walker have?
CREATE TABLE table_name_6 (grid VARCHAR, driver VARCHAR)
SELECT COUNT(grid) FROM table_name_6 WHERE driver = "dave walker"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_6 (grid VARCHAR, driver VARCHAR) Question: How many grids does dave walker have? [/INST] SELECT COUNT(grid) FROM table_name_6 WHERE driver = "dave walker" </s>