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IQueryPlanNode

  • Namespace: PPDS.Dataverse.Query.Planning
  • Assembly: PPDS.Dataverse
  • Kind: Interface

Summary​

A node in the query execution plan tree (Volcano/iterator model). Each node produces rows lazily via IAsyncEnumerable.

Members​

Methods​

ExecuteAsync​

IAsyncEnumerable<QueryRow> ExecuteAsync(QueryPlanContext context, CancellationToken cancellationToken)

Execute this node, producing rows.

Properties​

Children​

IReadOnlyList<IQueryPlanNode> Children { get; }

Child nodes (inputs to this operator).

Description​

string Description { get; }

Human-readable description for EXPLAIN output.

EstimatedRows​

long EstimatedRows { get; }

Estimated row count (for cost-based decisions). -1 if unknown.