feat: add SQL queries for questions 1-10

data/questions.py

@@ -1,7 +1,7 @@
 import psycopg2
 
 ## Bu değeri localinde çalışırken kendi passwordün yap. Ama kodu pushlarken 'postgres' olarak bırak.
-password = 'postgres'
+password = '1234'
 
 def connect_db():
     conn = psycopg2.connect(
@@ -16,7 +16,7 @@ def connect_db():
 def question_1_query():
     connection = connect_db()
     cursor = connection.cursor()
-    cursor.execute('')
+    cursor.execute('SELECT customer_name, country FROM customers ;')
     data = cursor.fetchall()
     cursor.close()
     connection.close()
@@ -26,7 +26,7 @@ def question_1_query():
 def question_2_query():
     connection = connect_db()
     cursor = connection.cursor()
-    cursor.execute('')
+    cursor.execute('SELECT * FROM orders ORDER BY total_amount DESC LIMIT 5;')
     data = cursor.fetchall()
     cursor.close()
     connection.close()
@@ -36,7 +36,7 @@ def question_2_query():
 def question_3_query():
     connection = connect_db()
     cursor = connection.cursor()
-    cursor.execute('')
+    cursor.execute('SELECT product_name,price FROM productS ORDER BY  price ASC LIMIT 3;')
     data = cursor.fetchall()
     cursor.close()
     connection.close()
@@ -46,7 +46,7 @@ def question_3_query():
 def question_4_query():
     connection = connect_db()
     cursor = connection.cursor()
-    cursor.execute('')
+    cursor.execute('SELECT *FROM customers ORDER BY signup_Date ASC LIMIT 10;')
     data = cursor.fetchall()
     cursor.close()
     connection.close()
@@ -56,7 +56,7 @@ def question_4_query():
 def question_5_query():
     connection = connect_db()
     cursor = connection.cursor()
-    cursor.execute('')
+    cursor.execute('SELECT product_name,stock_quantity FROM products ORDER BY stock_quantity DESC LIMIT 1;')
     data = cursor.fetchall()
     cursor.close()
     connection.close()
@@ -66,7 +66,7 @@ def question_5_query():
 def question_6_query():
     connection = connect_db()
     cursor = connection.cursor()
-    cursor.execute('')
+    cursor.execute('SELECT * FROM orders ORDER BY order_date DESC LIMIT 1;')
     data = cursor.fetchall()
     cursor.close()
     connection.close()
@@ -76,7 +76,7 @@ def question_6_query():
 def question_7_query():
     connection = connect_db()
     cursor = connection.cursor()
-    cursor.execute('')
+    cursor.execute('SELECT product_name FROM products ORDER BY product_name ASC;')
     data = cursor.fetchall()
     cursor.close()
     connection.close()
@@ -86,7 +86,7 @@ def question_7_query():
 def question_8_query():
     connection = connect_db()
     cursor = connection.cursor()
-    cursor.execute('')
+    cursor.execute('SELECT customer_id ,email  FROM customers ORDER BY customer_id ASC LIMIT 5;')
     data = cursor.fetchall()
     cursor.close()
     connection.close()
@@ -96,7 +96,7 @@ def question_8_query():
 def question_9_query():
     connection = connect_db()
     cursor = connection.cursor()
-    cursor.execute('')
+    cursor.execute('SELECT order_id, total_amount FROM orders ORDER BY total_amount ASC LIMIT 3;')
     data = cursor.fetchall()
     cursor.close()
     connection.close()
@@ -106,7 +106,7 @@ def question_9_query():
 def question_10_query():
     connection = connect_db()
     cursor = connection.cursor()
-    cursor.execute('')
+    cursor.execute('SELECT * FROM customers WHERE country = 'Turkey' ORDER BY customer_name ASC;')
     data = cursor.fetchall()
     cursor.close()
     connection.close()