{"id":23629839,"url":"https://github.com/kwonnayeon/sql-focused-ds-prep","last_synced_at":"2026-05-02T22:35:58.727Z","repository":{"id":156722400,"uuid":"619821527","full_name":"KwonNayeon/sql-focused-ds-prep","owner":"KwonNayeon","description":"SQL-focused solutions and notes for data science technical interviews","archived":false,"fork":false,"pushed_at":"2025-02-17T09:48:48.000Z","size":197,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":1,"default_branch":"main","last_synced_at":"2025-02-17T10:30:53.430Z","etag":null,"topics":["data-science","interview-prep","postgresql","sql","sqlite"],"latest_commit_sha":null,"homepage":"","language":"Python","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/KwonNayeon.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"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":"2023-03-27T13:50:02.000Z","updated_at":"2025-02-17T09:48:55.000Z","dependencies_parsed_at":null,"dependency_job_id":"3c6340e3-99c3-4ace-8b9e-11ff96bed810","html_url":"https://github.com/KwonNayeon/sql-focused-ds-prep","commit_stats":{"total_commits":31,"total_committers":1,"mean_commits":31.0,"dds":0.0,"last_synced_commit":"7494e5ec9f40ecefa5264b720f6b47f13ae9777e"},"previous_names":["kwonnayeon/sql-practice","kwonnayeon/sql-focused-ds-prep","kwonnayeon/sql-learning-path"],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/KwonNayeon%2Fsql-focused-ds-prep","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/KwonNayeon%2Fsql-focused-ds-prep/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/KwonNayeon%2Fsql-focused-ds-prep/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/KwonNayeon%2Fsql-focused-ds-prep/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/KwonNayeon","download_url":"https://codeload.github.com/KwonNayeon/sql-focused-ds-prep/tar.gz/refs/heads/main","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":239547490,"owners_count":19657157,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","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":["data-science","interview-prep","postgresql","sql","sqlite"],"created_at":"2024-12-28T01:18:42.368Z","updated_at":"2026-05-02T22:35:58.723Z","avatar_url":"https://github.com/KwonNayeon.png","language":"Python","funding_links":[],"categories":[],"sub_categories":[],"readme":"# SQL Practice Repository\nPersonal repository for SQL problem solving practice and technical interview preparation, primarily focused on data science SQL challenges\n\n## About\nThis repository contains my solutions and notes for various SQL challenges and interview preparation materials. While SQL is the primary focus, it also includes other technical interview topics for data science positions.\n\n## Current Challenge\n**Technical Interview Preparation**\n- Primary Focus: SQL problems from StrataScratch\n- Additional Areas: Algorithm, Pandas, Statistics, and Machine Learning concepts\n- Based on: \"Ace the Data Science Interview\"\n\n**Completed**\n- Advent of SQL 2024-2025: All 25 days solved!\n\n## Structure\n```plaintext\n├── README.md\n├── advent_2024/              # SQL solutions (Completed)\n├── advent_2025/              # SQL solutions (Completed)\n├── interview_prep/           # See interview_prep/README.md for details\n│   ├── sql/                  # PostgreSQL solutions\n│   ├── algorithm/            # Algorithm and data structure problems\n│   ├── pandas/               # Data preprocessing and manipulation\n│   ├── statistics/           # Statistical concepts and problem-solving\n│   └── ml/                   # Machine learning techniques and applied concepts\n├── sql-python-study-group/   # See sql-python-study-group/README.md for details\n└── study/                    # Personal SQL study notes\n```\n\n## Resources\n- [DataLemur SQL Questions](https://datalemur.com/questions)\n- [PostgreSQL 14 Documentation](https://www.postgresql.org/docs/14/index.html)\n- [Ace the Data Science Interview](https://www.acethedatascienceinterview.com)\n- [Pandas Exercises](https://github.com/guipsamora/pandas_exercises)\n- [SQLite Documentation](https://sqlite.org/docs.html)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fkwonnayeon%2Fsql-focused-ds-prep","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fkwonnayeon%2Fsql-focused-ds-prep","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fkwonnayeon%2Fsql-focused-ds-prep/lists"}