{"id":19845507,"url":"https://github.com/smileexpression/database-systems-laboratory","last_synced_at":"2026-05-07T05:37:01.355Z","repository":{"id":203116373,"uuid":"708853308","full_name":"smileexpression/Database-Systems-Laboratory","owner":"smileexpression","description":"A repo to store something of database systems lab","archived":false,"fork":false,"pushed_at":"2024-01-23T06:53:52.000Z","size":989,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":1,"default_branch":"main","last_synced_at":"2025-02-28T22:51:20.118Z","etag":null,"topics":["csharp","database","dotnet","library-management-system","mysql","sql","sysu-course"],"latest_commit_sha":null,"homepage":"","language":"C#","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/smileexpression.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":"2023-10-23T14:16:38.000Z","updated_at":"2023-12-11T02:46:10.000Z","dependencies_parsed_at":"2023-10-29T07:19:47.919Z","dependency_job_id":"4c144906-5e24-40cb-a9f0-f5366d8d48c0","html_url":"https://github.com/smileexpression/Database-Systems-Laboratory","commit_stats":null,"previous_names":["arronvague/database-systems-laboratory","smileexpression/database-systems-laboratory"],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/smileexpression/Database-Systems-Laboratory","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/smileexpression%2FDatabase-Systems-Laboratory","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/smileexpression%2FDatabase-Systems-Laboratory/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/smileexpression%2FDatabase-Systems-Laboratory/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/smileexpression%2FDatabase-Systems-Laboratory/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/smileexpression","download_url":"https://codeload.github.com/smileexpression/Database-Systems-Laboratory/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/smileexpression%2FDatabase-Systems-Laboratory/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":273032589,"owners_count":25034066,"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","status":"online","status_checked_at":"2025-08-31T02:00:09.071Z","response_time":79,"last_error":null,"robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":true,"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":["csharp","database","dotnet","library-management-system","mysql","sql","sysu-course"],"created_at":"2024-11-12T13:08:13.200Z","updated_at":"2026-05-07T05:36:56.335Z","avatar_url":"https://github.com/smileexpression.png","language":"C#","funding_links":[],"categories":[],"sub_categories":[],"readme":"# Database-Systems-Laboratory\nA repo to store something of database systems lab\n\n## Tips\n\nIf you want to use `.net` code, please create a file name `config.ini`, and add your own MySql information such as:\n\n```ini\n[mysql]\nserver = \"your server\"\ndatabase = \"the database you want to use\"\nUID = \"user\"\nPWD = \"password\"\nport = \"port\"\n```\n\n\n\n## 吐槽\n\n`PowerDesigner`添加外键的时候，如果想要自动将主表的主键添加到从表的属性里，从表任一属性的code不能和主表的主键code相同。\n\n例：reader_category(**id**, ...)和reader_info(**id**, ...)这种命名方式不行。","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fsmileexpression%2Fdatabase-systems-laboratory","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fsmileexpression%2Fdatabase-systems-laboratory","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fsmileexpression%2Fdatabase-systems-laboratory/lists"}