SQL

divide by zero error in sql

#Dividing a/b

SELECT a / NULLIF(b, 0) 
FROM t 

replace divide by zero error with 0 in sql

#Replace the result of divide by zero with 0

SELECT COALESCE(dividend / NULLIF(divisor,0), 0) 
FROM sometable

divide by zero error in sql

SELECT club_id, 
		males, 
        females, 
        males/NULLIF(females, 0) AS ratio
  FROM school_clubs;