Class Kind (3.69.0)
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Kind(value)
The kind of PlanNode][google.spanner.v1.PlanNode]. Distinguishes
between the two different kinds of nodes that can appear in a query
plan.
Enums
Name
Description
KIND_UNSPECIFIED
Not specified.
RELATIONAL
Denotes a Relational operator node in the expression tree. Relational operators represent iterative processing of rows during query execution. For example, a `TableScan` operation that reads rows from a table.
SCALAR
Denotes a Scalar node in the expression tree. Scalar nodes represent non-iterable entities in the query plan. For example, constants or arithmetic operators appearing inside predicate expressions or references to column names.