SQL

Report Contiguous Dates LeetCode Solution

This Leetcode problem Report Contiguous Dates LeetCode Solution is done in SQL. List of all LeetCode Solution Report Contiguous Dates LeetCode Solution Problem Statement Column Name Type fail_date date Table: Failed Primary key for this table is fail_date.Failed table contains the days of failed tasks. Column Name Type success_date date Table: Succeeded Primary key for […]

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Leetcode Solution

Biggest Single Number LeetCode Solution

This Leetcode problem Biggest Single Number LeetCode Solution is done in SQL. List of all LeetCode Solution Biggest Single Number LeetCode Solution Problem Statement Column Name Type num int Table: MyNumbers This table may contain duplicates (In other words, there is no primary key for this table in SQL). Each row of this table contains an

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Leetcode Solution

Find the Team Size LeetCode Solution

This Leetcode problem Find the Team Size LeetCode Solution is done in SQL. List of all LeetCode Solution Find the Team Size LeetCode Solution Problem Statement Column Name Type employee_id int team_id int Table: Employee employee_id is the primary key for this table.Each row of this table contains the ID of each employee and their

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Leetcode Solution

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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Leetcode Solution

Shortest Distance in a Line LeetCode Solution

This Leetcode problem Shortest Distance in a Line LeetCode Solution is done in SQL. List of all LeetCode Solution Shortest Distance in a Line LeetCode Solution Problem Statement Table point holds the x coordinate of some points on x-axis in a plane, which are all integers. Write a query to find the shortest distance between

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Leetcode Solution

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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Leetcode Solution

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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Leetcode Solution

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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Leetcode Solution

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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Leetcode Solution

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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Leetcode Solution

Triangle Judgement LeetCode Solution

This Leetcode problem Triangle Judgement LeetCode Solution is done in SQL. List of all LeetCode Solution Triangle Judgement LeetCode Solution Problem Statement Column Name Type x int y int z int Table: Triangle In SQL, (x, y, z) is the primary key column for this table. Each row of this table contains the lengths of three

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Leetcode Solution

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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Leetcode Solution

Number of Comments per Post LeetCode Solution

This Leetcode problem Number of Comments per Post LeetCode Solution is done in SQL. List of all LeetCode Solution Number of Comments per Post LeetCode Solution Problem Statement Column Name Type sub_id int parent_id int Table: Submissions There is no primary key for this table, it may have duplicate rows.Each row can be a post

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Leetcode Solution

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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Leetcode Solution
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