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_143 ( "Player" text, "Games Played" real, "Attempts" real, "Yards" real, "Touchdowns" real, "Longest run" real )

### Question ###
What was Eric Dickerson's longest run?

### Accurate SQL ###

SELECT COUNT("Longest run") FROM table_143 WHERE "Player" = 'Eric Dickerson'