{"id":3404,"date":"2026-07-09T10:58:28","date_gmt":"2026-07-09T10:58:28","guid":{"rendered":"https:\/\/csofferprep.com\/workday-swe-vo-coding-ood-system-design\/"},"modified":"2026-07-10T00:00:06","modified_gmt":"2026-07-10T00:00:06","slug":"workday-swe-vo-coding-ood-system-design","status":"publish","type":"post","link":"https:\/\/csofferprep.com\/en\/vo\/workday-swe-vo-coding-ood-system-design\/","title":{"rendered":"Workday SWE VO \u9762\u7ecf\uff5cCoding\u3001OOD\u3001\u7cfb\u7edf\u8bbe\u8ba1\u4e0e\u9879\u76ee\u6df1\u6316\u590d\u76d8"},"content":{"rendered":"
\"Workday<\/figure>\n

Workday \u7684 SWE VO \u4e0d\u662f\u53ea\u770b\u5237\u9898\u901f\u5ea6\uff0c\u9762\u8bd5\u4f1a\u628a Coding\u3001OOP\/OOD\u3001\u7cfb\u7edf\u8bbe\u8ba1\u548c\u9879\u76ee\u7ecf\u5386\u4e32\u5728\u4e00\u8d77\u95ee\u3002\u524d\u9762\u7684\u6c9f\u901a\u8282\u594f\u6bd4\u8f83\u6e05\u695a\uff0c\u4f46\u6280\u672f\u8f6e\u4f1a\u8ffd\u7ec6\u8282\uff1a\u63a5\u53e3\u600e\u4e48\u62c6\u3001\u5bf9\u8c61\u8fb9\u754c\u600e\u4e48\u5b9a\u3001\u6570\u636e\u53d8\u66f4\u540e\u600e\u4e48\u540c\u6b65\u3001\u5931\u8d25\u91cd\u8bd5\u653e\u5728\u54ea\u4e00\u5c42\u3002\u51c6\u5907\u65f6\u53ef\u4ee5\u5148\u770b Interview Query \u7684 Workday SWE \u9762\u8bd5\u6d41\u7a0b<\/a>\uff0c\u91cd\u70b9\u4e0d\u662f\u80cc\u6d41\u7a0b\uff0c\u800c\u662f\u628a\u6bcf\u4e00\u8f6e\u8981\u8bb2\u6e05\u695a\u7684\u5de5\u7a0b\u5224\u65ad\u63d0\u524d\u7ec3\u719f\u3002<\/p>\n

\u7b2c\u4e00\u9762\uff1aCoding + \u6570\u636e\u8f6c\u6362<\/h2>\n

Topic<\/strong>\uff1a\u7ed9\u4e00\u7ec4\u5458\u5de5\u72b6\u6001\u53d8\u66f4\u4e8b\u4ef6\uff0c\u6bcf\u6761\u4e8b\u4ef6\u5305\u542b employeeId<\/code>,effectiveDate<\/code>,eventType<\/code> \u548c\u82e5\u5e72\u5c5e\u6027\u53d8\u66f4\uff0c\u8981\u6c42\u8f93\u51fa\u67d0\u4e2a\u67e5\u8be2\u65e5\u671f\u4e0b\u6bcf\u4e2a\u5458\u5de5\u7684\u6700\u65b0\u6709\u6548\u72b6\u6001\u3002\u4e8b\u4ef6\u4f1a\u4e71\u5e8f\u8fdb\u5165\uff0c\u540c\u4e00\u5929\u6709\u591a\u6761\u66f4\u65b0\uff0c\u540e\u5199\u5165\u7684\u4e8b\u4ef6\u4f18\u5148\u7ea7\u66f4\u9ad8\u3002<\/p>\n

\u89e3\u7b54\u601d\u8def<\/strong>\uff1a\u5148\u6309 employeeId<\/code> \u5206\u7ec4\uff0c\u6bcf\u7ec4\u5185\u6309 effectiveDate<\/code> \u548c\u5199\u5165\u5e8f\u53f7\u6392\u5e8f\u3002\u67e5\u8be2\u65f6\u53ef\u4ee5\u7528\u4e8c\u5206\u627e\u5230\u4e0d\u665a\u4e8e\u67e5\u8be2\u65e5\u671f\u7684\u6700\u540e\u4e00\u6761\u4e8b\u4ef6\uff0c\u518d\u4ece\u521d\u59cb\u72b6\u6001\u5f00\u59cb\u5408\u5e76\u5b57\u6bb5\u3002\u6570\u636e\u91cf\u4e0a\u6765\u540e\uff0c\u4e0d\u80fd\u6bcf\u6b21\u67e5\u8be2\u90fd\u4ece\u5934\u5408\u5e76\uff1b\u66f4\u7a33\u7684\u505a\u6cd5\u662f\u7ef4\u62a4\u6bcf\u4e2a\u5458\u5de5\u7684\u7248\u672c\u5feb\u7167\uff0c\u6309\u65e5\u671f\u533a\u95f4\u7f13\u5b58\u72b6\u6001\u3002\u9762\u8bd5\u5b98\u4f1a\u8ffd\u95ee\u540c\u4e00\u5929\u591a\u4e8b\u4ef6\u3001\u64a4\u9500\u4e8b\u4ef6\u3001\u5b57\u6bb5\u7f6e\u7a7a\u3001\u65f6\u533a\u8f6c\u6362\u8fd9\u4e9b\u8fb9\u754c\uff0c\u56de\u7b54\u65f6\u8981\u628a\u6392\u5e8f\u952e\u548c\u5408\u5e76\u89c4\u5219\u8bf4\u6b7b\u3002Complexity<\/strong>\uff1a\u5355\u6b21\u6784\u5efa\u6392\u5e8f O(n log n)\uff0c\u5355\u4e2a\u5458\u5de5\u67e5\u8be2 O(log m + k)\uff0c\u5176\u4e2d m \u662f\u8be5\u5458\u5de5\u4e8b\u4ef6\u6570\uff0ck \u662f\u9700\u8981\u5408\u5e76\u7684\u5b57\u6bb5\u6570\u3002<\/p>\n

\u7b2c\u4e8c\u9762\uff1aOOD \/ LLD \u8bbe\u8ba1<\/h2>\n

Topic<\/strong>\uff1a\u8bbe\u8ba1\u4e00\u4e2a Employee Workflow Engine\uff0c\u652f\u6301\u5458\u5de5\u5165\u804c\u3001\u8c03\u5c97\u3001\u79bb\u804c\u4e09\u7c7b\u6d41\u7a0b\u3002\u6bcf\u4e2a\u6d41\u7a0b\u7531\u591a\u4e2a step \u7ec4\u6210\uff0cstep \u53ef\u4ee5\u4f9d\u8d56\u524d\u7f6e step\uff0c\u4e5f\u53ef\u4ee5\u89e6\u53d1\u901a\u77e5\u3001\u5ba1\u6279\u6216\u5916\u90e8\u7cfb\u7edf\u8c03\u7528\u3002\u8981\u6c42\u80fd\u67e5\u8be2\u6d41\u7a0b\u72b6\u6001\uff0c\u5e76\u80fd\u5904\u7406 step \u5931\u8d25\u540e\u7684\u91cd\u8bd5\u3002<\/p>\n

\u89e3\u7b54\u601d\u8def<\/strong>\uff1a\u6838\u5fc3\u5bf9\u8c61\u53ef\u4ee5\u62c6\u6210 WorkflowDefinition<\/code>,WorkflowInstance<\/code>,StepDefinition<\/code>,StepExecution<\/code> And RetryPolicy<\/code>\u3002Definition \u8d1f\u8d23\u63cf\u8ff0\u6a21\u677f\uff0cInstance \u4fdd\u5b58\u4e00\u6b21\u771f\u5b9e\u6267\u884c\uff0cStepExecution \u8bb0\u5f55\u6bcf\u4e2a\u8282\u70b9\u7684\u72b6\u6001\u3001\u8f93\u5165\u3001\u8f93\u51fa\u548c\u9519\u8bef\u4fe1\u606f\u3002\u4f9d\u8d56\u5173\u7cfb\u7528 DAG \u8868\u8fbe\uff0c\u8c03\u5ea6\u5668\u53ea\u62c9\u53d6\u5165\u5ea6\u4e3a 0 \u4e14\u672a\u5b8c\u6210\u7684 step\u3002\u5931\u8d25\u540e\u4e0d\u8981\u5728\u4e1a\u52a1 step \u91cc\u786c\u7f16\u7801\u91cd\u8bd5\uff0c\u8981\u628a\u6700\u5927\u6b21\u6570\u3001\u9000\u907f\u65f6\u95f4\u548c\u53ef\u91cd\u8bd5\u9519\u8bef\u7c7b\u578b\u653e\u8fdb RetryPolicy<\/code>\u3002\u8fd9\u8f6e\u8981\u4e3b\u52a8\u8bb2\u5e76\u53d1\uff1a\u4e24\u4e2a worker \u62a2\u540c\u4e00\u4e2a step \u65f6\uff0c\u7528\u6570\u636e\u5e93\u72b6\u6001\u673a\u52a0\u7248\u672c\u53f7\uff0c\u66f4\u65b0\u6761\u4ef6\u5e26\u4e0a\u5f53\u524d\u7248\u672c\uff0c\u53ea\u6709\u62a2\u5230\u9501\u7684 worker \u624d\u6267\u884c\u3002<\/p>\n

\u7b2c\u4e09\u9762\uff1a\u7cfb\u7edf\u8bbe\u8ba1<\/h2>\n

Topic<\/strong>\uff1a\u8bbe\u8ba1\u4e00\u4e2a\u4f01\u4e1a\u6587\u4ef6\u540c\u6b65\u4e0e\u6743\u9650\u7cfb\u7edf\uff0c\u652f\u6301\u5458\u5de5\u4e0a\u4f20\u6587\u4ef6\u3001\u8de8\u8bbe\u5907\u540c\u6b65\u3001\u6309\u56e2\u961f\u5171\u4eab\u3001\u79bb\u804c\u540e\u56de\u6536\u6743\u9650\u3002\u9762\u8bd5\u5b98\u5173\u6ce8 API\u3001\u6570\u636e\u6a21\u578b\u3001\u6743\u9650\u53d8\u66f4\u4f20\u64ad\u548c\u5927\u6587\u4ef6\u4e0a\u4f20\u3002<\/p>\n

\u89e3\u7b54\u601d\u8def<\/strong>\uff1a\u53ef\u4ee5\u628a\u6587\u4ef6\u5143\u6570\u636e\u3001\u6587\u4ef6\u5185\u5bb9\u548c\u6743\u9650\u5173\u7cfb\u5206\u5f00\u3002\u6587\u4ef6\u5185\u5bb9\u8d70\u5bf9\u8c61\u5b58\u50a8\uff0c\u4e0a\u4f20\u524d\u7531\u540e\u7aef\u7b7e\u53d1 presigned URL\uff1b\u5143\u6570\u636e\u8868\u4fdd\u5b58 fileId\u3001ownerId\u3001size\u3001checksum\u3001version\uff1b\u6743\u9650\u8868\u4fdd\u5b58 subject\u3001resource\u3001role \u548c\u6709\u6548\u65f6\u95f4\u3002\u540c\u6b65\u7aef\u7528 GET \/files\/changes?since=cursor<\/code> \u62c9\u53d6\u589e\u91cf\u4e8b\u4ef6\uff0c\u670d\u52a1\u7aef\u5199\u5165\u6587\u4ef6\u53d8\u66f4\u3001\u6743\u9650\u53d8\u66f4\u548c\u5220\u9664\u4e8b\u4ef6\u3002\u5927\u6587\u4ef6\u4f20\u8f93\u3001\u5171\u4eab\u67e5\u8be2\u548c\u540c\u6b65\u589e\u91cf\u7684\u8bbe\u8ba1\u7ec6\u8282\uff0c\u53ef\u4ee5\u53c2\u8003 Hello Interview \u7684 Dropbox \u7cfb\u7edf\u8bbe\u8ba1\u62c6\u89e3<\/a>\u3002\u6743\u9650\u56de\u6536\u8981\u91cd\u70b9\u8bb2\uff1a\u79bb\u804c\u4e8b\u4ef6\u5199\u5165\u540e\uff0c\u5148\u51bb\u7ed3\u65b0 token\uff0c\u518d\u5f02\u6b65\u6e05\u7406\u5171\u4eab\u7d22\u5f15\u548c\u7f13\u5b58\uff0c\u5ba2\u6237\u7aef\u4e0b\u6b21\u540c\u6b65\u65f6\u6536\u5230 revoke \u4e8b\u4ef6\u3002<\/p>\n

\u7b2c\u56db\u9762\uff1a\u9879\u76ee\u6df1\u6316 + BQ<\/h2>\n

Topic<\/strong>\uff1a\u8bb2\u4e00\u4e2a\u4f60\u6539\u8fc7\u7684\u590d\u6742\u540e\u7aef\u6a21\u5757\uff0c\u8981\u6c42\u8986\u76d6\u9700\u6c42\u80cc\u666f\u3001\u63a5\u53e3\u8bbe\u8ba1\u3001\u4e00\u6b21\u7ebf\u4e0a\u95ee\u9898\u3001\u76d1\u63a7\u6307\u6807\u548c\u8de8\u56e2\u961f\u6c9f\u901a\u3002\u8ffd\u95ee\u5305\u62ec\uff1a\u4e3a\u4ec0\u4e48\u4e0d\u7528\u66f4\u7b80\u5355\u7684\u65b9\u6848\u3001\u600e\u6837\u5224\u65ad\u4e0a\u7ebf\u6210\u529f\u3001\u5982\u679c\u91cd\u65b0\u505a\u4f1a\u6539\u54ea\u91cc\u3002<\/p>\n

\u89e3\u7b54\u601d\u8def<\/strong>\uff1a\u4e0d\u8981\u53ea\u8bb2\u7ed3\u679c\uff0c\u8981\u6309\u51b3\u7b56\u94fe\u8bf4\u3002\u5148\u7ed9\u51fa\u539f\u7cfb\u7edf\u75db\u70b9\uff0c\u4f8b\u5982\u63a5\u53e3\u5ef6\u8fdf\u9ad8\u3001\u624b\u5de5\u64cd\u4f5c\u591a\u3001\u9519\u8bef\u6062\u590d\u6210\u672c\u9ad8\uff1b\u518d\u8bb2\u65b9\u6848\u8fb9\u754c\uff0c\u4f8b\u5982\u4fdd\u7559\u65e7 API\u3001\u52a0\u4e00\u5c42\u5f02\u6b65\u4efb\u52a1\u3001\u7070\u5ea6\u5207\u6362\u5199\u8def\u5f84\u3002\u7ebf\u4e0a\u95ee\u9898\u8981\u8bb2\u6e05\u695a\u68c0\u6d4b\u4fe1\u53f7\u3001\u6b62\u8840\u52a8\u4f5c\u548c\u590d\u76d8\u6539\u52a8\u3002BQ \u90e8\u5206\u5efa\u8bae\u63d0\u524d\u51c6\u5907\u4e24\u7c7b\u6545\u4e8b\uff1a\u4e00\u6b21\u6280\u672f\u5206\u6b67\u548c\u4e00\u6b21\u9700\u6c42\u53d8\u5316\u3002Workday \u8fd9\u7c7b\u4f01\u4e1a\u8f6f\u4ef6\u56e2\u961f\u4f1a\u770b\u4f60\u80fd\u4e0d\u80fd\u5728\u7ea6\u675f\u5f88\u591a\u7684\u7cfb\u7edf\u91cc\u63a8\u8fdb\u6539\u52a8\uff0c\u800c\u4e0d\u662f\u53ea\u770b\u7b97\u6cd5\u7b54\u6848\u3002<\/p>\n

Exam preparation advice<\/h2>\n