[[["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):2025-04-09。"],[[["Firestore's Query Explain report provides insights into query performance and optimization, but its format is designed for ad hoc analysis and may evolve over time."],["The report includes details on `indexes_used`, indicating the indexes selected for the query, but the specific contents within this section are subject to change."],["Execution statistics in the report, including `results_returned`, `execution_duration`, and `read_operations`, offer fixed metrics about query performance that will remain consistent."],["`Debug_stats`, provides optional, raw statistics like `index_entries_scanned`, `documents_scanned`, and billing details that are subject to change as Firestore evolves."],["The report will return a variety of information on a query, including the index used, the scope of the query and detailed information about the query run, such as the time it took to run, how many results were returned and how many operations were used."]]],[]]