task: #1587

Author: Ivanbyone

README.md

@@ -50,6 +50,7 @@ Have a good contributing!
     - [1068. Product Sales Analysis I](./leetcode/easy/1068.%20Product%20Sales%20Analysis%20I.sql)
     - [1407. Top Travellers](./leetcode/easy/1407.%20Top%20Travellers.sql)
     - [1484. Group Sold Products By The Date](./leetcode/easy/1484.%20Group%20Sold%20Products%20By%20The%20Date.sql)
+    - [1587. Bank Account Summary II](./leetcode/easy/1587.%20Bank%20Account%20Summary%20II.sql)
     - [1693. Daily Leads and Partners](./leetcode/easy/1693.%20Daily%20Leads%20and%20Partners.sql)
     - [1729. Find Followers Count](./leetcode/easy/1729.%20Find%20Followers%20Count.sql)
     - [1741. Find Total Time Spent by Each Employee](./leetcode/easy/1741.%20Find%20Total%20Time%20Spent%20by%20Each%20Employee.sql)

leetcode/easy/1587. Bank Account Summary II.sql

@@ -0,0 +1,47 @@
+/*
+Question 1587. Bank Account Summary II
+Link: https://leetcode.com/problems/bank-account-summary-ii/description/
+
+Table: Users
+
++--------------+---------+
+| Column Name  | Type    |
++--------------+---------+
+| account      | int     |
+| name         | varchar |
++--------------+---------+
+account is the primary key (column with unique values) for this table.
+Each row of this table contains the account number of each user in the bank.
+There will be no two users having the same name in the table.
+ 
+
+Table: Transactions
+
++---------------+---------+
+| Column Name   | Type    |
++---------------+---------+
+| trans_id      | int     |
+| account       | int     |
+| amount        | int     |
+| transacted_on | date    |
++---------------+---------+
+trans_id is the primary key (column with unique values) for this table.
+Each row of this table contains all changes made to all accounts.
+amount is positive if the user received money and negative if they transferred money.
+All accounts start with a balance of 0.
+ 
+
+Write a solution to report the name and balance of users with a balance higher than 10000. The balance of an account is equal to the sum of the amounts of all transactions involving that account.
+
+Return the result table in any order.
+*/
+
+SELECT 
+    u.name,
+    SUM(t.amount) AS balance
+FROM Transactions AS t
+LEFT JOIN
+    Users AS u
+    ON t.account = u.account
+GROUP BY u.name
+HAVING SUM(t.amount) > 10000