diff --git a/DBMS/SQL/Week6/writeup.md b/DBMS/SQL/Week6/writeup.md index 9a1aa08..dff54b1 100644 --- a/DBMS/SQL/Week6/writeup.md +++ b/DBMS/SQL/Week6/writeup.md @@ -28,12 +28,13 @@ TOTAL_ACCD(2024) ```SQL create or replace procedure tot_damage (driver in varchar2, year in number) is - damage number := 0; -- initialize damage to 0 + damage number := 0; begin select sum(damage_amount) into damage from participated pa natural join accident ac - where pa."driver_id#" = driver -- use the correct column name with quotes + where pa."driver_id#" = driver + with quotes and extract(year from ac.accd_date) = year; dbms_output.put_line('total damage: ' || nvl(damage, 0));