[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-14 UTC."],[],[],null,["# Query Explain report reference\n==============================\n\nThe following values are returned as results to operations performed with\n[Firestore Query Explain](./query-explain).\n| **Note:** Query Explain is designed for useful ad hoc analysis; its report format will evolve to maximize ease of reading and understanding, not suitability for machine processing. Some metrics are expected to change as Firestore in Native Mode evolves (i.e., metrics may be added, removed, or updated) and are not covered by the same deprecation policy as other Firestore in Native Mode APIs. The following tables indicate which portions of the data are subject to change.\n\nPlan records\n------------\n\n### Indexes used\n\nThe contents of indexes used are subject to change as Firestore in Native Mode evolves.\n\nExecution statistics\n--------------------\n\nAggregated execution statistics for the query.\n\n### Debug statistics\n\nThe following results are helpful for debugging use cases and analysis of raw,\noptional statistics.\n\nThe contents of debug statistics are subject to change as Firestore in Native Mode evolves."]]