public enum PlanNode.Kind extends Enum<PlanNode.Kind> implements ProtocolMessageEnum
The kind of PlanNode. Distinguishes between the two different kinds of nodes that can appear in a query plan.
Protobuf enum google.spanner.v1.PlanNode.Kind
Implements
ProtocolMessageEnumStatic Fields |
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Name | Description |
KIND_UNSPECIFIED |
Not specified. |
KIND_UNSPECIFIED_VALUE |
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 |
RELATIONAL_VALUE |
Denotes a Relational operator node in the expression tree. Relational
operators represent iterative processing of rows during query execution.
For example, a |
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. |
SCALAR_VALUE |
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. |
UNRECOGNIZED |
Static Methods |
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Name | Description |
forNumber(int value) |
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getDescriptor() |
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internalGetValueMap() |
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valueOf(Descriptors.EnumValueDescriptor desc) |
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valueOf(int value) |
Deprecated. Use #forNumber(int) instead. |
valueOf(String name) |
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values() |
Methods |
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Name | Description |
getDescriptorForType() |
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getNumber() |
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getValueDescriptor() |