SQL

Weather Type in Each Country LeetCode Solution

This Leetcode problem Weather Type in Each Country LeetCode Solution is done in SQL. List of all LeetCode Solution Weather Type in Each Country LeetCode Solution Problem Statement Column Name Type country_id int country_name varchar Table: Countries country_id is the primary key for this table.Each row of this table contains the ID and the name […]

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Find the Start and End Number of Continuous Ranges LeetCode Solution

This Leetcode problem Find the Start and End Number of Continuous Ranges LeetCode Solution is done in SQL. List of all LeetCode Solution Find the Start and End Number of Continuous Ranges LeetCode Solution Problem Statement Column Name Type log_id int Table: Logs id is the primary key for this table.Each row of this table

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Students and Examinations LeetCode Solution

This Leetcode problem Students and Examinations LeetCode Solution is done in SQL. List of all LeetCode Solution Students and Examinations LeetCode Solution Problem Statement Column Name Type student_id int student_name varchar Table: Students student_id is the primary key (column with unique values) for this table. Each row of this table contains the ID and the name

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Shortest Distance in a Plane LeetCode Solution

This Leetcode problem Shortest Distance in a Plane LeetCode Solution is done in SQL. List of all LeetCode Solution Shortest Distance in a Plane LeetCode Solution Problem Statement Table point_2d holds the coordinates (x,y) of some unique points (more than two) in a plane. Write a query to find the shortest distance between these points

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All People Report to the Given Manager LeetCode Solution

This Leetcode problem All People Report to the Given Manager LeetCode Solution is done in SQL. List of all LeetCode Solution All People Report to the Given Manager LeetCode Solution Problem Statement Column Name Type employee_id int employee_name varchar manager_id int Table: Employees employee_id is the primary key for this table.Each row of this table

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Page Recommendations LeetCode Solution

This Leetcode problem Page Recommendations LeetCode Solution is done in SQL. List of all LeetCode Solution Page Recommendations LeetCode Solution Problem Statement Column Name Type user1_id int user2_id int Table: Friendship (user1_id, user2_id) is the primary key for this table.Each row of this table indicates that there is a friendship relation between user1_id and user2_id.

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Average Selling Price LeetCode Solution

This Leetcode problem Average Selling Price LeetCode Solution is done in SQL. List of all LeetCode Solution Average Selling Price LeetCode Solution Problem Statement Column Name Type product_id int start_date date end_date date price int Table: Prices (product_id, start_date, end_date) is the primary key (combination of columns with unique values) for this table. Each row of

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Team Scores in Football Tournament LeetCode Solution

This Leetcode problem Team Scores in Football Tournament LeetCode Solution is done in SQL. List of all LeetCode Solution Team Scores in Football Tournament LeetCode Solution Problem Statement Column Name Type team_id int team_name varchar Table: Teams team_id is the primary key of this table.Each row of this table represents a single football team. Column

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Queries Quality and Percentage LeetCode Solution

This Leetcode problem Queries Quality and Percentage LeetCode Solution is done in SQL. List of all LeetCode Solution Queries Quality and Percentage LeetCode Solution Problem Statement Column Name Type query_name varchar result varchar position int rating int Table: Queries This table may have duplicate rows. This table contains information collected from some queries on a database.

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Last Person to Fit in the Bus LeetCode Solution

This Leetcode problem Last Person to Fit in the Bus LeetCode Solution is done in SQL. List of all LeetCode Solution Last Person to Fit in the Bus LeetCode Solution Problem Statement Column Name Type person_id int person_name varchar weight int turn int Table: Queue person_id column contains unique values. This table has the information about

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