[[["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:2025-08-01 (世界標準時間)。"],[[["AlloyDB Omni utilizes standard PostgreSQL roles, which can function as database users, groups, or both."],["AlloyDB Omni defines two primary predefined roles: `alloydbadmin`, which has `SUPERUSER` privileges, and `alloydbmetadata`, which initially has no privileges."],["The `alloydbadmin` role is designed for internal system setup and tasks, and is granted extensive privileges such as `CREATEROLE`, `CREATEDB`, and `LOGIN`."],["AlloyDB Omni also reserves several role names with `NOLOGIN` privileges for future use, including `alloydbagent`, `alloydbexport`, and `alloydbreplica`."],["The `alloydbmetadata` role is a predefined role with limited privileges, that should be used only by the AlloyDB Omni system."]]],[]]