The indexes selected for the query. For example: [ {"query_scope": "Collection", "properties": "(foo ASC, name ASC)"}, {"query_scope": "Collection", "properties": "(bar ASC, name ASC)"} ]
Debugging statistics from the execution of the query. Note that the debugging stats are subject to change as Firestore evolves. It could include: { "indexes_entries_scanned": "1000", "documents_scanned": "20", "billing_details" : { "documents_billable": "20", "index_entries_billable": "1000", "min_query_cost": "0" } }
[[["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 2025-04-30 UTC."],[[["\u003cp\u003eThis content outlines the structure and components of metrics provided when explaining a query, including both planning and execution information.\u003c/p\u003e\n"],["\u003cp\u003e\u003ccode\u003ePlanSummary\u003c/code\u003e details the query's planning phase, particularly focusing on the \u003ccode\u003eindexesUsed\u003c/code\u003e field, which specifies the indexes selected for the query.\u003c/p\u003e\n"],["\u003cp\u003e\u003ccode\u003eExecutionStats\u003c/code\u003e provides insights into the query's execution, such as \u003ccode\u003eresultsReturned\u003c/code\u003e, \u003ccode\u003eexecutionDuration\u003c/code\u003e, and \u003ccode\u003ereadOperations\u003c/code\u003e, among other data points.\u003c/p\u003e\n"],["\u003cp\u003eThe JSON representations of \u003ccode\u003ePlanSummary\u003c/code\u003e and \u003ccode\u003eExecutionStats\u003c/code\u003e are provided to clarify the data structure, fields, and types present in the metrics.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eExecutionStats\u003c/code\u003e includes a \u003ccode\u003edebugStats\u003c/code\u003e object that can change as Firestore evolves and contains additional debugging statistics about the query's execution.\u003c/p\u003e\n"]]],[],null,[]]