diff --git a/import_script.py b/import_script.py
new file mode 100644
index 000000000..d96040ba8
--- /dev/null
+++ b/import_script.py
@@ -0,0 +1,59 @@
+import pandas as pd
+import mysql.connector
+from mysql.connector import Error
+
+path = 'path/to/data'
+
+cart_data = 'cart_data.csv'
+cart_item_data = 'cart_item_data.csv'
+category_data = 'category_data.csv'
+order_data = 'order_data.csv'
+order_items_data = 'order_items_data.csv'
+payment_data = 'payment_data.csv'
+product_data = 'product_data.csv'
+review_data = 'review_data.csv'
+shipping_data = 'shipping_data.csv'
+user_data = 'user_data.csv'
+
+insert_order = [
+    (path + category_data, 'Categories'),
+    (path + product_data, 'Products'),
+    (path + user_data, 'Users'),
+    (path + order_data, 'Orders'),
+    (path + order_items_data, 'Order_Items'),
+    (path + review_data, 'Reviews'),
+    (path + cart_data, 'Cart'),
+    (path + cart_item_data, 'Cart_Items'),
+    (path + payment_data, 'Payments'),
+    (path + shipping_data, 'Shipping'),
+]
+
+
+def import_csv_to_mysql(csv_file, table_name, db_connection):
+    cursor = db_connection.cursor()
+
+    df = pd.read_csv(csv_file)
+
+    for i, row in df.iterrows():
+        sql = f"INSERT INTO {table_name} ({', '.join(df.columns)}) VALUES ({', '.join(['%s'] * len(df.columns))})"
+        try:
+            cursor.execute(sql, tuple(row))
+            db_connection.commit()
+        except Error as e:
+            print(f"Row {i} wasn't added: {e}")
+
+
+db_config = {
+    'host': 'localhost',
+    'database': 'db',
+    'user': 'root',
+    'password': 'password'
+}
+
+connection = mysql.connector.connect(**db_config)
+
+for data, table in insert_order:
+    import_csv_to_mysql(data, table, connection)
+
+if connection.is_connected():
+    connection.close()
diff --git a/sql/task1.sql b/sql/task1.sql
index 90de336ca..521d069ce 100644
--- a/sql/task1.sql
+++ b/sql/task1.sql
@@ -1,14 +1,50 @@
+-- TASK 1
+
 -- Problem 1: Retrieve all products in the Sports category
 -- Write an SQL query to retrieve all products in a specific category.
 
+-- COMMENT: Assumed there might be several sport categories, using pattern to match all of them
+
+SELECT *
+FROM Products
+WHERE category_id = (SELECT category_id 
+					 FROM Categories 
+                     WHERE category_name like '%Sports%');
+
+
 -- Problem 2: Retrieve the total number of orders for each user
 -- Write an SQL query to retrieve the total number of orders for each user.
 -- The result should include the user ID, username, and the total number of orders.
 
+-- COMMENT: left join because we need every user's data
+
+SELECT u.user_id, u.username, COUNT(o.order_id) AS total_orders
+FROM Users u
+LEFT JOIN Orders o ON u.user_id = o.user_id
+GROUP BY u.user_id, u.username;
+
+
 -- Problem 3: Retrieve the average rating for each product
 -- Write an SQL query to retrieve the average rating for each product.
 -- The result should include the product ID, product name, and the average rating.
 
+-- COMMENT: left join because we need every product's data
+
+SELECT p.product_id, p.product_name, AVG(r.rating) AS avg_rating
+FROM Products p
+LEFT JOIN Reviews r ON p.product_id = r.product_id
+GROUP BY p.product_id, p.product_name;
+
+
 -- Problem 4: Retrieve the top 5 users with the highest total amount spent on orders
 -- Write an SQL query to retrieve the top 5 users with the highest total amount spent on orders.
 -- The result should include the user ID, username, and the total amount spent.
+
+-- COMMENT: used left join for the case when user with 0 orders makes it into top 5
+
+SELECT u.user_id, u.username, SUM(o.total_amount) AS total_amount_spent
+FROM Users u
+LEFT JOIN Orders o ON u.user_id = o.user_id
+GROUP BY u.user_id, u.username
+ORDER BY total_amount_spent DESC
+LIMIT 5; 
\ No newline at end of file
diff --git a/sql/task2.sql b/sql/task2.sql
index ad2596731..ab533abc8 100644
--- a/sql/task2.sql
+++ b/sql/task2.sql
@@ -1,19 +1,66 @@
+-- TASK 2
+
 -- Problem 5: Retrieve the products with the highest average rating
 -- Write an SQL query to retrieve the products with the highest average rating.
 -- The result should include the product ID, product name, and the average rating.
 -- Hint: You may need to use subqueries or common table expressions (CTEs) to solve this problem.
 
+-- COMMENT: comparing every product avg to max avg
+
+SELECT p.product_id, p.product_name, AVG(r.rating) AS avg_rating
+FROM Products p
+LEFT JOIN Reviews r ON p.product_id = r.product_id
+GROUP BY p.product_id, p.product_name
+HAVING avg_rating = (SELECT MAX(avg_rating1) 
+                     FROM (SELECT AVG(rating) AS avg_rating1 
+                           FROM Reviews 
+                           GROUP BY product_id) AS product_avg_ratings);
+
+
 -- Problem 6: Retrieve the users who have made at least one order in each category
 -- Write an SQL query to retrieve the users who have made at least one order in each category.
 -- The result should include the user ID and username.
 -- Hint: You may need to use subqueries or joins to solve this problem.
 
+-- COMMENT: comparing user's categories count to total categories count
+
+SELECT Users.user_id, Users.username
+FROM Users
+WHERE Users.user_id IN (SELECT DISTINCT u.user_id 
+                        FROM Users u
+                        JOIN Orders o ON u.user_id = o.user_id
+                        JOIN Order_Items oi ON o.order_id = oi.order_id
+                        JOIN Products p ON oi.product_id = p.product_id
+                        GROUP BY u.user_id, p.category_id
+                        HAVING COUNT(DISTINCT p.category_id) = (SELECT COUNT(*) FROM Categories)
+);
+
 -- Problem 7: Retrieve the products that have not received any reviews
 -- Write an SQL query to retrieve the products that have not received any reviews.
 -- The result should include the product ID and product name.
 -- Hint: You may need to use subqueries or left joins to solve this problem.
 
+SELECT p.product_id, p.product_name
+FROM Products p
+LEFT JOIN Reviews r ON p.product_id = r.product_id
+WHERE r.review_id IS NULL;
+
+
 -- Problem 8: Retrieve the users who have made consecutive orders on consecutive days
 -- Write an SQL query to retrieve the users who have made consecutive orders on consecutive days.
 -- The result should include the user ID and username.
--- Hint: You may need to use subqueries or window functions to solve this problem.
\ No newline at end of file
+-- Hint: You may need to use subqueries or window functions to solve this problem.
+
+-- COMMENT: comparing consecutive rows order dates because looking for consecutive orders
+
+With ConsecutiveOrders AS (
+SELECT user_id,
+       order_date,
+       LEAD(order_date, 1) OVER (ORDER BY order_id) as next_order_date,
+       LEAD(user_id, 1) OVER (ORDER BY order_id) as next_user_id 
+FROM Orders
+)
+SELECT DISTINCT u.user_id, u.username
+FROM Users u
+JOIN ConsecutiveOrders co ON u.user_id = co.user_id
+WHERE co.user_id = co.next_user_id AND co.next_order_date = DATE_ADD(co.order_date, INTERVAL 1 DAY);
\ No newline at end of file
diff --git a/sql/task3.sql b/sql/task3.sql
index f078a9439..2495fd471 100644
--- a/sql/task3.sql
+++ b/sql/task3.sql
@@ -1,19 +1,68 @@
+-- TASK 3
+
 -- Problem 9: Retrieve the top 3 categories with the highest total sales amount
 -- Write an SQL query to retrieve the top 3 categories with the highest total sales amount.
 -- The result should include the category ID, category name, and the total sales amount.
 -- Hint: You may need to use subqueries, joins, and aggregate functions to solve this problem.
 
+-- COMMENT: here assumed unit price is an actual price for 1 item
+
+SELECT c.category_id, c.category_name, SUM(oi.unit_price * oi.quantity) AS total_sales_amount
+FROM Categories c
+LEFT JOIN Products p ON c.category_id = p.category_id
+LEFT JOIN Order_Items oi ON p.product_id = oi.product_id
+GROUP BY c.category_id, c.category_name
+ORDER BY total_sales_amount DESC
+LIMIT 3;
+
+
 -- Problem 10: Retrieve the users who have placed orders for all products in the Toys & Games
 -- Write an SQL query to retrieve the users who have placed orders for all products in the Toys & Games
 -- The result should include the user ID and username.
 -- Hint: You may need to use subqueries, joins, and aggregate functions to solve this problem.
 
+-- COMMENT: checking disctinct product_id count for each user for the Toys & Games category
+
+SELECT u.user_id, u.username
+FROM Users u
+JOIN Orders o ON u.user_id = o.user_id
+JOIN Order_Items oi ON o.order_id = oi.order_id
+JOIN Products p ON oi.product_id = p.product_id
+JOIN Categories c ON p.category_id = c.category_id
+WHERE c.category_name = 'Toys & Games'
+GROUP BY u.user_id, u.username
+HAVING COUNT(DISTINCT p.product_id) = (SELECT COUNT(*) 
+                                       FROM Products 
+                                       WHERE category_id = (SELECT category_id 
+                                                            FROM Categories 
+                                                            WHERE category_name = 'Toys & Games'));
+
+
 -- Problem 11: Retrieve the products that have the highest price within each category
 -- Write an SQL query to retrieve the products that have the highest price within each category.
 -- The result should include the product ID, product name, category ID, and price.
 -- Hint: You may need to use subqueries, joins, and window functions to solve this problem.
 
+-- COMMENT: taking row 1 from products ordered descending by price for each category
+
+SELECT product_id, product_name, category_id, price
+FROM (SELECT p.product_id, p.product_name, p.category_id, p.price, 
+      ROW_NUMBER() OVER (PARTITION BY p.category_id ORDER BY p.price DESC) AS row_num
+      FROM Products p) AS ranked_products
+WHERE row_num = 1;
+  
 -- Problem 12: Retrieve the users who have placed orders on consecutive days for at least 3 days
 -- Write an SQL query to retrieve the users who have placed orders on consecutive days for at least 3 days.
 -- The result should include the user ID and username.
 -- Hint: You may need to use subqueries, joins, and window functions to solve this problem.
+
+-- COMMENT: considering all combinations of 3 orders of the same user
+
+SELECT DISTINCT u.user_id, u.username
+FROM Users u
+JOIN Orders o1 ON u.user_id = o1.user_id
+JOIN Orders o2 ON u.user_id = o2.user_id
+JOIN Orders o3 ON u.user_id = o3.user_id
+WHERE o1.order_date = o2.order_date - INTERVAL 1 DAY 
+	AND o2.order_date = o3.order_date - INTERVAL 1 DAY;
+    
\ No newline at end of file
diff --git a/test_data/cart_data.csv b/test_data/cart_data.csv
new file mode 100644
index 000000000..9a3e422b4
--- /dev/null
+++ b/test_data/cart_data.csv
@@ -0,0 +1,31 @@
+cart_id,user_id
+1,1
+2,2
+3,3
+4,4
+5,5
+6,6
+7,7
+8,8
+9,9
+10,10
+11,11
+12,12
+13,13
+14,14
+15,15
+16,16
+17,17
+18,18
+19,19
+20,20
+21,21
+22,22
+23,23
+24,24
+25,25
+26,26
+27,27
+28,28
+29,29
+30,30
\ No newline at end of file
diff --git a/test_data/cart_item_data.csv b/test_data/cart_item_data.csv
new file mode 100644
index 000000000..ea679b66f
--- /dev/null
+++ b/test_data/cart_item_data.csv
@@ -0,0 +1,37 @@
+cart_item_id,cart_id,product_id,quantity
+1,1,1,1
+2,1,2,2
+3,2,3,1
+4,2,4,3
+5,3,5,2
+6,3,6,1
+7,4,7,3
+8,4,8,1
+9,5,9,2
+10,5,10,1
+11,6,11,3
+12,6,12,1
+13,7,13,2
+14,7,14,1
+15,8,15,3
+16,8,16,1
+17,9,17,2
+18,9,18,1
+19,10,19,3
+20,10,20,1
+21,11,21,2
+22,11,22,1
+23,12,23,3
+24,12,24,1
+25,13,25,2
+26,13,26,1
+27,14,27,3
+28,14,28,1
+29,15,29,2
+30,15,30,1
+31,16,31,3
+32,16,32,1
+33,17,33,2
+34,17,34,1
+35,18,35,3
+36,18,36,1
\ No newline at end of file
diff --git a/test_data/category_data.csv b/test_data/category_data.csv
new file mode 100644
index 000000000..263e642a1
--- /dev/null
+++ b/test_data/category_data.csv
@@ -0,0 +1,51 @@
+category_id,category_name
+1,Electronics
+2,Books
+3,Clothing
+4,Home & Kitchen
+5,Toys & Games
+6,Beauty & Personal Care
+7,Health & Household
+8,Sports & Outdoors
+9,Automotive
+10,Tools & Home Improvement
+11,Grocery & Gourmet Food
+12,Pet Supplies
+13,Office Products
+14,Music
+15,Movies & TV
+16,Arts
+17,Industrial & Scientific
+18,Electronics Accessories
+19,Cell Phones & Accessories
+20,Video Games
+21,Computers
+22,Appliances
+23,Software
+24,Kindle Store
+25,Home Audio & Theater
+26,Camera & Photo
+27,Shoes
+28,Jewelry
+29,Handmade
+30,CDs & Vinyl
+31,Baby
+32,Collectibles & Fine Art
+33,Instrument Accessories
+34,Power & Hand Tools
+35,Outdoor Recreation
+36,Home Décor
+37,Kitchen & Dining
+38,Health Care
+39,Office & School Supplies
+40,Industrial Electrical
+41,Industrial Hardware
+42,Industrial Power & Hand Tools
+43,Industrial Scientific
+44,Lab & Scientific Products
+45,Janitorial & Sanitation Supplies
+46,Test
+47,Occupational Health & Safety Products
+48,Science Education
+49,Raw Materials
+50,Food Service Equipment & Supplies
\ No newline at end of file
diff --git a/test_data/data.csv b/test_data/data.csv
new file mode 100644
index 000000000..b6a20b498
--- /dev/null
+++ b/test_data/data.csv
@@ -0,0 +1,42 @@
+user_id,username,email,password,address,phone_number
+1,johndoe,johndoe@example.com,pass123,123 Main St,123-456-7890
+2,janesmith,janesmith@example.com,pass456,456 Elm St,987-654-3210
+
+order_id,user_id,order_date,total_amount
+1,1,2021-01-01,100.00
+2,2,2021-02-01,200.00
+
+order_item_id,order_id,product_id,quantity,unit_price
+1,1,1,2,50.00
+2,1,2,1,25.00
+3,2,3,3,30.00
+
+product_id,product_name,description,price,category_id
+1,Product A,Description A,50.00,1
+2,Product B,Description B,25.00,1
+3,Product C,Description C,30.00,2
+
+category_id,category_name
+1,Category 1
+2,Category 2
+
+review_id,user_id,product_id,rating,review_text,review_date
+1,1,1,5,"Great product!",2021-01-05
+2,2,2,4,"Good product.",2021-02-10
+
+cart_id,user_id
+1,1
+2,2
+
+cart_item_id,cart_id,product_id,quantity
+1,1,1,1
+2,1,2,2
+3,2,3,1
+
+payment_id,order_id,payment_date,payment_method,amount
+1,1,2021-01-02,Credit Card,100.00
+2,2,2021-02-02,PayPal,200.00
+
+shipping_id,order_id,shipping_date,shipping_address,tracking_number
+1,1,2021-01-03,123 Main St,ABC123
+2,2,2021-02-03,456 Elm St,XYZ789
\ No newline at end of file
diff --git a/test_data/order_data.csv b/test_data/order_data.csv
new file mode 100644
index 000000000..510f54989
--- /dev/null
+++ b/test_data/order_data.csv
@@ -0,0 +1,34 @@
+order_id,user_id,order_date,total_amount
+1,1,2021-01-05,100.00
+2,2,2021-02-10,75.00
+3,3,2021-03-15,120.00
+4,4,2021-04-20,155.00
+5,5,2021-05-25,90.00
+6,6,2021-06-30,80.00
+7,7,2021-07-05,125.00
+8,8,2021-08-10,150.00
+9,9,2021-09-15,95.00
+10,10,2021-10-20,70.00
+11,11,2021-11-25,115.00
+12,12,2021-12-30,160.00
+13,13,2022-01-05,85.00
+14,14,2022-02-10,130.00
+15,15,2022-03-15,75.00
+16,16,2022-04-20,110.00
+17,17,2022-05-25,145.00
+18,18,2022-06-30,100.00
+19,19,2022-07-05,65.00
+20,20,2022-08-10,140.00
+21,21,2022-09-15,105.00
+22,22,2022-10-20,80.00
+23,23,2022-11-25,115.00
+24,24,2022-12-30,150.00
+25,25,2023-01-05,95.00
+26,26,2023-02-10,130.00
+27,27,2023-03-15,75.00
+28,28,2023-04-20,110.00
+29,29,2023-05-25,145.00
+30,30,2023-06-30,100.00
+31,2,2021-07-25,300.00
+32,2,2021-07-26,333.00
+33,2,2023-07-27,335.00
\ No newline at end of file
diff --git a/test_data/order_items_data.csv b/test_data/order_items_data.csv
new file mode 100644
index 000000000..2a75cd610
--- /dev/null
+++ b/test_data/order_items_data.csv
@@ -0,0 +1,31 @@
+order_item_id,order_id,product_id,quantity,unit_price
+1,1,1,2,50.00
+2,1,2,1,25.00
+3,2,3,3,30.00
+4,2,4,1,15.00
+5,3,5,2,20.00
+6,3,6,1,10.00
+7,4,7,3,35.00
+8,4,8,1,40.00
+9,5,9,2,30.00
+10,5,10,1,25.00
+11,6,11,3,20.00
+12,6,12,1,15.00
+13,7,13,2,25.00
+14,7,14,1,30.00
+15,8,15,3,40.00
+16,8,16,1,35.00
+17,9,17,2,15.00
+18,9,18,1,10.00
+19,10,19,3,30.00
+20,10,20,1,25.00
+21,11,21,2,20.00
+22,11,22,1,15.00
+23,12,23,3,25.00
+24,12,24,1,30.00
+25,13,25,2,40.00
+26,13,26,1,35.00
+27,14,27,3,15.00
+28,14,28,1,10.00
+29,15,29,2,30.00
+30,15,30,1,25.00
\ No newline at end of file
diff --git a/test_data/payment_data.csv b/test_data/payment_data.csv
new file mode 100644
index 000000000..9fafdfadc
--- /dev/null
+++ b/test_data/payment_data.csv
@@ -0,0 +1,19 @@
+payment_id,order_id,payment_date,payment_method,amount
+1,1,2021-01-02,Credit Card,100.00
+2,2,2021-02-02,PayPal,200.00
+3,3,2021-03-02,Credit Card,150.00
+4,4,2021-04-02,PayPal,175.00
+5,5,2021-05-02,Credit Card,120.00
+6,6,2021-06-02,PayPal,90.00
+7,7,2021-07-02,Credit Card,135.00
+8,8,2021-08-02,PayPal,160.00
+9,9,2021-09-02,Credit Card,105.00
+10,10,2021-10-02,PayPal,140.00
+11,11,2021-11-02,Credit Card,125.00
+12,12,2021-12-02,PayPal,180.00
+13,13,2022-01-02,Credit Card,95.00
+14,14,2022-02-02,PayPal,130.00
+15,15,2022-03-02,Credit Card,145.00
+16,16,2022-04-02,PayPal,170.00
+17,17,2022-05-02,Credit Card,115.00
+18,18,2022-06-02,PayPal,150.00
\ No newline at end of file
diff --git a/test_data/product_data.csv b/test_data/product_data.csv
new file mode 100644
index 000000000..ff3e6b7eb
--- /dev/null
+++ b/test_data/product_data.csv
@@ -0,0 +1,18 @@
+product_id,product_name,description,price,category_id
+1,Smartphone X,The Smartphone X is a powerful and feature-rich device that offers a seamless user experience. It comes with a high-resolution display,500.00,1
+2,Wireless Headphones,Experience the freedom of wireless audio with these high-quality headphones. They offer crystal-clear sound and a comfortable fit,150.00,1
+3,Laptop Pro,The Laptop Pro is a sleek and powerful device that is perfect for both work and play. It features a high-performance processor,1200.00,2
+4,Smart TV,Transform your living room into an entertainment hub with this Smart TV.,800.00,2
+5,Running Shoes,Get ready to hit the road with these lightweight and comfortable running shoes.,100.00,3
+6,Designer Dress,Make a statement with this elegant designer dress,300.00,3
+7,Coffee Maker,Start your day with a perfect cup of coffee brewed with this advanced coffee maker.,80.00,4
+8,Toaster Oven,Upgrade your kitchen with this versatile toaster oven. It allows you to toast,70.00,4
+9,Action Camera,Capture your adventures in stunning detail with this action camera.,200.00,5
+10,Board Game Collection,Enjoy hours of fun with this diverse collection of board games.,50.00,5
+11,Yoga Mat,Enhance your yoga practice with this premium yoga mat.,30.00,6
+12,Skincare Set,Pamper your skin with this luxurious skincare set.,150.00,6
+13,Vitamin C Supplement,Boost your immune system and promote overall health with this vitamin C supplement.,20.00,7
+14,Weighted Blanket,Experience deep relaxation and improved sleep with this weighted blanket.,100.00,7
+15,Mountain Bike,Conquer the trails with this high-performance mountain bike.,1000.00,8
+16,Tennis Racket,Take your tennis game to the next level with this professional-grade racket.,54.00,8
+17,AirPods,Wireless headphones.,500.00,1
\ No newline at end of file
diff --git a/test_data/review_data.csv b/test_data/review_data.csv
new file mode 100644
index 000000000..650c6bba3
--- /dev/null
+++ b/test_data/review_data.csv
@@ -0,0 +1,32 @@
+review_id,user_id,product_id,rating,review_text,review_date
+1,1,1,5,"Great product!",2021-01-05
+2,2,2,4,"Good product.",2021-02-10
+3,3,3,3,"Average product.",2021-03-15
+4,4,4,5,"Excellent product!",2021-04-20
+5,5,5,2,"Disappointing product.",2021-05-25
+6,6,6,4,"Good value for money.",2021-06-30
+7,7,7,5,"Highly recommended!",2021-07-05
+8,8,8,3,"Could be better.",2021-08-10
+9,9,9,4,"Satisfied with the purchase.",2021-09-15
+10,10,10,1,"Worst product ever.",2021-10-20
+11,11,11,5,"Amazing quality!",2021-11-25
+12,12,12,4,"Impressed with the features.",2021-12-30
+13,13,13,2,"Not worth the price.",2022-01-05
+14,14,14,3,"Decent product.",2022-02-10
+15,15,15,5,"Absolutely love it!",2022-03-15
+16,16,16,4,"Great customer service.",2022-04-20
+17,17,17,3,"Average performance.",2022-05-25
+18,18,18,5,"Best purchase ever!",2022-06-30
+19,19,19,2,"Regret buying it.",2022-07-05
+20,20,20,4,"Good overall experience.",2022-08-10
+21,21,21,5,"Exceeded my expectations!",2022-09-15
+22,22,22,3,"Just okay.",2022-10-20
+23,23,23,4,"Happy with the product.",2022-11-25
+24,24,24,1,"Terrible quality.",2022-12-30
+25,25,25,5,"Highly satisfied!",2023-01-05
+26,26,26,4,"Good value for money.",2023-02-10
+27,27,27,2,"Not recommended.",2023-03-15
+28,28,28,3,"Average product.",2023-04-20
+29,29,29,5,"Impressed with the features.",2023-05-25
+30,30,30,4,"Great customer service.",2023-06-30
+31,1,1,2,"So bad.",2023-07-15
\ No newline at end of file
diff --git a/test_data/shipping_data.csv b/test_data/shipping_data.csv
new file mode 100644
index 000000000..43ae5547a
--- /dev/null
+++ b/test_data/shipping_data.csv
@@ -0,0 +1,19 @@
+shipping_id,order_id,shipping_date,shipping_address,tracking_number
+1,1,2021-01-03,123 Main St,ABC123
+2,2,2021-02-03,456 Elm St,XYZ789
+3,3,2021-03-03,789 Oak St,DEF456
+4,4,2021-04-03,321 Pine St,GHI789
+5,5,2021-05-03,654 Maple St,JKL012
+6,6,2021-06-03,987 Cedar St,MNO345
+7,7,2021-07-03,210 Birch St,PQR678
+8,8,2021-08-03,543 Walnut St,STU901
+9,9,2021-09-03,876 Oak St,VWX234
+10,10,2021-10-03,109 Pine St,YZ0123
+11,11,2021-11-03,432 Maple St,ABC345
+12,12,2021-12-03,765 Cedar St,DEF678
+13,13,2022-01-03,098 Birch St,GHI901
+14,14,2022-02-03,321 Walnut St,JKL234
+15,15,2022-03-03,654 Oak St,MNO567
+16,16,2022-04-03,987 Pine St,PQR890
+17,17,2022-05-03,210 Maple St,STU123
+18,18,2022-06-03,543 Cedar St,VWX456
\ No newline at end of file
diff --git a/test_data/user_data.csv b/test_data/user_data.csv
new file mode 100644
index 000000000..c35fe6e9d
--- /dev/null
+++ b/test_data/user_data.csv
@@ -0,0 +1,31 @@
+user_id,username,email,password,address,phone_number
+1,johndoe,johndoe@example.com,pass123,123 Main St,123-456-7890
+2,janesmith,janesmith@example.com,pass456,456 Elm St,987-654-3210
+3,maryjones,maryjones@example.com,pass789,789 Oak St,555-123-4567
+4,robertbrown,robertbrown@example.com,passabc,321 Pine St,111-222-3333
+5,sarahwilson,sarahwilson@example.com,passxyz,567 Maple St,444-555-6666
+6,michaellee,michaellee@example.com,pass456,890 Cedar St,777-888-9999
+7,lisawilliams,lisawilliams@example.com,pass789,432 Birch St,222-333-4444
+8,chrisharris,chrisharris@example.com,pass123,876 Walnut St,666-777-8888
+9,emilythompson,emilythompson@example.com,passabc,543 Oak St,999-000-1111
+10,davidmartinez,davidmartinez@example.com,passxyz,987 Elm St,333-444-5555
+11,amandajohnson,amandajohnson@example.com,pass123,654 Pine St,888-999-0000
+12,jasonrodriguez,jasonrodriguez@example.com,pass456,321 Maple St,111-222-3333
+13,ashleytaylor,ashleytaylor@example.com,pass789,789 Cedar St,444-555-6666
+14,matthewthomas,matthewthomas@example.com,passabc,234 Birch St,777-888-9999
+15,sophiawalker,sophiawalker@example.com,pass123,876 Walnut St,222-333-4444
+16,jacobanderson,jacobanderson@example.com,passxyz,543 Oak St,666-777-8888
+17,olivialopez,olivialopez@example.com,pass456,987 Elm St,999-000-1111
+18,ethanmiller,ethanmiller@example.com,pass789,654 Pine St,333-444-5555
+19,emilygonzalez,emilygonzalez@example.com,pass123,321 Maple St,888-999-0000
+20,williamhernandez,williamhernandez@example.com,pass456,234 Birch St,111-222-3333
+21,sophiawright,sophiawright@example.com,pass789,789 Cedar St,444-555-6666
+22,alexanderhill,alexanderhill@example.com,passabc,876 Walnut St,777-888-9999
+23,madisonmoore,madisonmoore@example.com,pass123,543 Oak St,222-333-4444
+24,jamesrogers,jamesrogers@example.com,passxyz,987 Elm St,666-777-8888
+25,emilyward,emilyward@example.com,pass456,654 Pine St,999-000-1111
+26,benjamincarter,benjamincarter@example.com,pass123,321 Maple St,333-444-5555
+27,gracestewart,gracestewart@example.com,pass789,234 Birch St,888-999-0000
+28,danielturner,danielturner@example.com,passabc,789 Cedar St,111-222-3333
+29,elliecollins,elliecollins@example.com,pass123,876 Walnut St,444-555-6666
+30,williamwood,williamwood@example.com,pass456,543 Oak St,777-888-9999
\ No newline at end of file