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Category: Database

  • Posted on February 14, 2021
  • Database

LeetCode 1445. Apples & Oranges

Description https://leetcode.com/problems/apples-oranges/ SQL Schema Table: Sales +—————+———+ | Column Name | Type | +—————+———+ | sale_date | date | | fruit…

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  • Posted on February 13, 2021February 13, 2021
  • Database

LeetCode 1757. Recyclable and Low Fat Products

Description https://leetcode.com/problems/recyclable-and-low-fat-products/ SQL Schema Table: Products +————-+———+ | Column Name | Type | +————-+———+ | product_id | int | | low_fats…

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  • Posted on February 12, 2021February 12, 2021
  • Database

LeetCode 1303. Find the Team Size

Description https://leetcode.com/problems/find-the-team-size/ SQL Schema Table: Employee +—————+———+ | Column Name | Type | +—————+———+ | employee_id | int | | team_id…

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  • Posted on February 10, 2021February 10, 2021
  • Database

LeetCode 1587. Bank Account Summary II

Description https://leetcode.com/problems/bank-account-summary-ii/ SQL Schema Table: Users +————–+———+ | Column Name | Type | +————–+———+ | account | int | | name…

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  • Posted on February 10, 2021February 10, 2021
  • Database

LeetCode 1378. Replace Employee ID With The Unique Identifier

Description https://leetcode.com/problems/replace-employee-id-with-the-unique-identifier/ SQL Schema Table: Employees +—————+———+ | Column Name | Type | +—————+———+ | id | int | | name…

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  • Posted on February 9, 2021February 9, 2021
  • Database

LeetCode 1581. Customer Who Visited but Did Not Make Any Transactions

Description https://leetcode.com/problems/customer-who-visited-but-did-not-make-any-transactions/ SQL Schema Table: Visits +————-+———+ | Column Name | Type | +————-+———+ | visit_id | int | | customer_id…

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  • Posted on February 9, 2021February 9, 2021
  • Database

LeetCode 1350. Students With Invalid Departments

Description https://leetcode.com/problems/students-with-invalid-departments/ SQL Schema Table: Departments +—————+———+ | Column Name | Type | +—————+———+ | id | int | | name…

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  • Posted on February 8, 2021February 8, 2021
  • Database

LeetCode 1693. Daily Leads and Partners

Description https://leetcode.com/problems/daily-leads-and-partners/ SQL Schema Table: DailySales +————-+———+ | Column Name | Type | +————-+———+ | date_id | date | | make_name…

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  • Posted on February 7, 2021
  • Database

LeetCode 1741. Find Total Time Spent by Each Employee

Description https://leetcode.com/problems/find-total-time-spent-by-each-employee/ SQL Schema Table: Employees +————-+——+ | Column Name | Type | +————-+——+ | emp_id | int | | event_day…

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  • Posted on January 24, 2021January 24, 2021
  • Database

LeetCode 1683. Invalid Tweets

Description https://leetcode.com/problems/invalid-tweets/ Table: Tweets +—————-+———+ | Column Name | Type | +—————-+———+ | tweet_id | int | | content | varchar…

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