{"id":18551969,"url":"https://github.com/bepb/hackerrank_sql","last_synced_at":"2026-01-23T07:06:28.804Z","repository":{"id":65799179,"uuid":"584175800","full_name":"BEPb/hackerrank_sql","owner":"BEPb","description":"cracking-the-coding-interview algorithm-challenges coding-challenges hackerrank-sql","archived":false,"fork":false,"pushed_at":"2023-02-10T22:24:00.000Z","size":4739,"stargazers_count":40,"open_issues_count":0,"forks_count":5,"subscribers_count":3,"default_branch":"master","last_synced_at":"2025-02-17T10:48:58.955Z","etag":null,"topics":["algorithm-challenges","algorithms-and-data-structures-30-days-of-code","coding-challenges","cracking-the-coding-interview","data-structures-and-algorithms","hackerrank-algorithms-solutions","hackerrank-all-solutions","hackerrank-challenges","hackerrank-practice","hackerrank-problem-solutions","hackerrank-problem-solving","hackerrank-solutions","hackerrank-solutions-for-sql","hackerrank-solutions-github","hackerrank-sql"],"latest_commit_sha":null,"homepage":"","language":null,"has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/BEPb.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2023-01-01T17:45:50.000Z","updated_at":"2025-01-15T15:50:09.000Z","dependencies_parsed_at":null,"dependency_job_id":"f3f05359-03d7-4353-8e5a-4f3beef8bdee","html_url":"https://github.com/BEPb/hackerrank_sql","commit_stats":null,"previous_names":[],"tags_count":1,"template":false,"template_full_name":null,"purl":"pkg:github/BEPb/hackerrank_sql","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/BEPb%2Fhackerrank_sql","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/BEPb%2Fhackerrank_sql/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/BEPb%2Fhackerrank_sql/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/BEPb%2Fhackerrank_sql/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/BEPb","download_url":"https://codeload.github.com/BEPb/hackerrank_sql/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/BEPb%2Fhackerrank_sql/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":28682294,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-01-23T05:48:07.525Z","status":"ssl_error","status_checked_at":"2026-01-23T05:48:07.129Z","response_time":59,"last_error":"SSL_read: unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["algorithm-challenges","algorithms-and-data-structures-30-days-of-code","coding-challenges","cracking-the-coding-interview","data-structures-and-algorithms","hackerrank-algorithms-solutions","hackerrank-all-solutions","hackerrank-challenges","hackerrank-practice","hackerrank-problem-solutions","hackerrank-problem-solving","hackerrank-solutions","hackerrank-solutions-for-sql","hackerrank-solutions-github","hackerrank-sql"],"created_at":"2024-11-06T21:11:21.047Z","updated_at":"2026-01-23T07:06:28.789Z","avatar_url":"https://github.com/BEPb.png","language":null,"readme":"\u003cdiv align=\"center\"\u003e\n\n\n\u003cimg src=\"./art/hackerrank.png\" alt=\"logo\" width=\"600\" height=\"250\"\u003e\n\n# Решение задач hackerrank по SQL\n\n\u003c/div\u003e\n\n## Как это работает?\n\nВсе очень просто: переходи по [ссылке](https://www.hackerrank.com/domains/sql?filters%5Bstatus%5D%5B%5D=unsolved\u0026badge_type=sql) \nпрофильных задач hackerrank и учись, а если уже все идеи при решении закончились, обращайся к моим подсказкам.\n\n## Порядок подготовки и работы с ботом\n\n1. Клонировать репозиторий либо скачать архив из github или при помощи следующих команд в командной строке\n   ```commandline\n   $ cmd\n   $ git clone https://github.com/BEPb/hackerrank_sql\n   $ cd hackerrank_sql\n   ```\n\n2. Приступить к решеиню задач:\n## Содержание\n  \n1. Пересмотр выбора запроса I - [Revising the Select Query I](./tasks/1.md)\n2. Пересмотр выбора запроса II - [Revising the Select Query II](./tasks/2.md)\n3. Выбрать все - [Select All](./tasks/3.md)\n4. Выбрать по идентификатору - [Select By ID](./tasks/4.md)\n5. Атрибуты японских городов - [Japanese Cities' Attributes](./tasks/5.md)\n6. Названия японских городов - [Japanese Cities' Names](./tasks/6.md)\n7. Станция наблюдения за погодой 1 - [Weather Observation Station 1](./tasks/7.md)\n8. Станция наблюдения за погодой 3 - [Weather Observation Station 3](./tasks/8.md)\n9. Станция наблюдения за погодой 4 - [Weather Observation Station 4](./tasks/9.md)\n10. Станция наблюдения за погодой 5 - [Weather Observation Station 5](./tasks/10.md)\n11. Станция наблюдения за погодой 6 - [Weather Observation Station 6](./tasks/11.md)\n12. Станция наблюдения за погодой 7 - [Weather Observation Station 7](./tasks/12.md)\n13. Станция наблюдения за погодой 8 - [Weather Observation Station 8](./tasks/13.md)\n14. Станция наблюдения за погодой 9 - [Weather Observation Station 9](./tasks/14.md)\n15. Станция наблюдения за погодой 10 - [Weather Observation Station 10](./tasks/15.md)\n16. Станция наблюдения за погодой 11 - [Weather Observation Station 11](./tasks/16.md)\n17. Станция наблюдения за погодой 12 - [Weather Observation Station 12](./tasks/17.md)\n18. Выше 75 баллов - [Higher Than 75 Marks](./tasks/18.md)\n19. Имена сотрудников - [Employee Names](./tasks/19.md)\n20. Заработная плата сотрудников - [Employee Salaries](./tasks/20.md)\n21. Тип треугольника - [Type of Triangle](./tasks/21.md)\n22. ПОДУШКИ - [The PADS](./tasks/22.md)\n23. Профессии - [Occupations](./tasks/23.md)\n24. Узлы бинарного дерева - [Binary Tree Nodes](./tasks/24.md)\n25. Новые компании - [New Companies](./tasks/25.md)\n26. Средняя численность населения - [Average Population](./tasks/26.md)\n27. Население Японии - [Japan Population](./tasks/27.md)\n28. Разница в плотности населения - [Population Density Difference](./tasks/28.md)\n29. Ошибка - [The Blunder](./tasks/29.md)\n30. Лучшие заработки - [Top Earners](./tasks/30.md)\n31. Проверка агрегатов — функция подсчета - [Revising Aggregations - The Count Function](./tasks/31.md)\n32. Проверка агрегатов — функция суммы - [Revising Aggregations - The Sum Function](./tasks/32.md)\n33. Проверка агрегатов — функция среднего значения - [Revising Aggregations - Averages](./tasks/33.md)\n34. Станция наблюдения за погодой 2 - [Weather Observation Station 2](./tasks/34.md)\n35. Станция наблюдения за погодой 13 - [Weather Observation Station 13](./tasks/35.md)\n36. Станция наблюдения за погодой 14 - [Weather Observation Station 14](./tasks/36.md)\n37. Станция наблюдения за погодой 15 - [Weather Observation Station 15](./tasks/37.md)\n38. Станция наблюдения за погодой 16 - [Weather Observation Station 16](./tasks/38.md)\n39. Станция наблюдения за погодой 17 - [Weather Observation Station 17](./tasks/39.md)\n40. Станция наблюдения за погодой 18 - [Weather Observation Station 18](./tasks/40.md)\n41. Станция наблюдения за погодой 19 - [Weather Observation Station 19](./tasks/41.md)\n42. Станция наблюдения за погодой 20 - [Weather Observation Station 20](./tasks/42.md)\n43. Таблица лидеров конкурса - [Contest Leaderboard](./tasks/43.md)\n44. Интервью - [Interviews](./tasks/44.md)\n45. Базовое соединение - [Basic Join](./tasks/45.md)\n46. Перепись населения - [Population Census](./tasks/46.md)\n47. Африканские города - [African Cities](./tasks/47.md)\n48. Средняя численность населения каждого континента - [Average Population of Each Continent](./tasks/48.md)\n49. Отчет - [The Report](./tasks/49.md)\n50. Лучшие конкуренты - [Top Competitors](./tasks/50.md)\n51. Инвентарь Олливандера - [Ollivander's Inventory](./tasks/51.md)\n52. Проблемы - [Challenges](./tasks/52.md)\n53. Нарисуй треугольник 1 - [Draw The Triangle 1](./tasks/53.md)\n54. Нарисуй треугольник 2 - [Draw The Triangle 2](./tasks/54.md)\n55. Печать простых чисел - [Print Prime Numbers](./tasks/55.md)\n56. 15 дней изучения SQL - [15 Days of Learning SQL](./tasks/56.md)\n57. Планирование проекта SQL - [SQL Project Planning](./tasks/57.md)\n58. Места размещения - [Placements](./tasks/58.md)\n59. Симметричные пары - [Symmetric Pairs](./tasks/59.md)\n\n\n## В процессе...  , будет дополнено)\n\n  \n---\n\n\n\n\n\n\nЦель этого репозитория, помочь начинающему программисту получить знания, ну и как награду бейдж hackerrank sql\n\u003cimg src=\"./art/sql.png\" alt=\"sertificate\" \u003e\n","funding_links":[],"categories":[],"sub_categories":[],"project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fbepb%2Fhackerrank_sql","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fbepb%2Fhackerrank_sql","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fbepb%2Fhackerrank_sql/lists"}