The nodes in the query plan. Plan nodes are returned in pre-order starting
with the plan root. Each [PlanNode][google.spanner.v1.PlanNode]'s id corresponds to its index in
plan_nodes.
[[["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 2025-08-04 UTC."],[[["The latest version available for the Google Cloud Spanner v1 API class QueryPlan is 5.0.0-beta05."],["This documentation provides reference information for the `QueryPlan` class within the `Google.Cloud.Spanner.V1` namespace."],["The `QueryPlan` class represents an ordered list of nodes in a query plan, with the nodes returned in pre-order, starting with the plan root."],["Multiple versions of the QueryPlan are documented, ranging from version 3.5.0 up to the latest version 5.0.0-beta05."],["The `QueryPlan` class inherits from `object` and implements multiple interfaces including `IMessage`, `IEquatable`, `IDeepCloneable`, and `IBufferMessage`."]]],[]]
