[[["易于理解","easyToUnderstand","thumb-up"],["解决了我的问题","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["很难理解","hardToUnderstand","thumb-down"],["信息或示例代码不正确","incorrectInformationOrSampleCode","thumb-down"],["没有我需要的信息/示例","missingTheInformationSamplesINeed","thumb-down"],["翻译问题","translationIssue","thumb-down"],["其他","otherDown","thumb-down"]],["最后更新时间 (UTC):2025-08-17。"],[[["\u003cp\u003eBigQuery uses IAM basic roles for project-level access, but it's strongly advised to use predefined IAM roles instead due to the broad and uneven access granted by basic roles.\u003c/p\u003e\n"],["\u003cp\u003eProject-level basic roles include \u003ccode\u003eViewer\u003c/code\u003e, \u003ccode\u003eEditor\u003c/code\u003e, and \u003ccode\u003eOwner\u003c/code\u003e, each with increasing capabilities such as starting jobs, creating datasets, managing project roles, and deleting datasets.\u003c/p\u003e\n"],["\u003cp\u003eDataset-level basic roles consist of \u003ccode\u003eREADER\u003c/code\u003e, \u003ccode\u003eWRITER\u003c/code\u003e, and \u003ccode\u003eOWNER\u003c/code\u003e, which control abilities to read, modify, and manage data and routines within a specific dataset.\u003c/p\u003e\n"],["\u003cp\u003eCreating a new dataset automatically grants \u003ccode\u003eREADER\u003c/code\u003e, \u003ccode\u003eWRITER\u003c/code\u003e, and \u003ccode\u003eOWNER\u003c/code\u003e roles to project members with corresponding basic roles, unless custom dataset roles are defined, overriding the default ones.\u003c/p\u003e\n"],["\u003cp\u003eWhen running a query, an exception to the role model is that an anonymous dataset is created for cached results, with only the user who ran the query being given \u003ccode\u003eOWNER\u003c/code\u003e access to it.\u003c/p\u003e\n"]]],[],null,[]]