edited q .6

Darnahorna · Jun 1, 2023 · e8184da · e8184da
1 parent dada299
commit e8184da
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/databases/week02/part-1.sql b/databases/week02/part-1.sql
@@ -34,7 +34,7 @@ DEALLOCATE PREPARE stmt5;
 
 
 
-SET @continentCountries = 'SELECT country.Name FROM country WHERE country.Continent = (SELECT country.Continent FROM country WHERE country.Name = ?);';
+SET @continentCountries = 'SELECT IFNULL(( SELECT GROUP_CONCAT(country.Name SEPARATOR ", ")  FROM country WHERE country.Continent = (SELECT country.Continent FROM country WHERE country.Name = ?)), "FALSE") AS result;';
 PREPARE stmt6 FROM @continentCountries;
 SET @c = "Ukraine";
 EXECUTE stmt6 USING @c;