[[["容易理解","easyToUnderstand","thumb-up"],["確實解決了我的問題","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["難以理解","hardToUnderstand","thumb-down"],["資訊或程式碼範例有誤","incorrectInformationOrSampleCode","thumb-down"],["缺少我需要的資訊/範例","missingTheInformationSamplesINeed","thumb-down"],["翻譯問題","translationIssue","thumb-down"],["其他","otherDown","thumb-down"]],["上次更新時間:2025-08-05 (世界標準時間)。"],[[["AlloyDB Omni utilizes standard PostgreSQL roles, which can function as database users, groups, or both."],["AlloyDB Omni introduces predefined roles such as `alloydbadmin`, which has `SUPERUSER` privileges, and `alloydbmetadata`, which has no default privileges."],["The `alloydbadmin` role, having extensive permissions, is intended for internal AlloyDB Omni operations and should not be used by end-users."],["`alloydbmetadata` is also an internally used role with restricted privileges, not meant for general user accounts."],["AlloyDB Omni reserves several role names for future use, all with `NOLOGIN` privileges."]]],[]]