final class Project extends GeneratedMessageV3 with ProjectOrBuilder
Projection of a bag of expressions for a given input relation. The input relation must be specified. The projected expression can be an arbitrary expression.
Protobuf type spark.connect.Project
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- def getDefaultInstanceForType(): Project
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- def getDescriptorForType(): Descriptor
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- def getExpressions(index: Int): Expression
(Required) A Project requires at least one expression.
(Required) A Project requires at least one expression.
repeated .spark.connect.Expression expressions = 3;- Definition Classes
- Project → ProjectOrBuilder
- Annotations
- @Override()
- def getExpressionsCount(): Int
(Required) A Project requires at least one expression.
(Required) A Project requires at least one expression.
repeated .spark.connect.Expression expressions = 3;- Definition Classes
- Project → ProjectOrBuilder
- Annotations
- @Override()
- def getExpressionsList(): List[Expression]
(Required) A Project requires at least one expression.
(Required) A Project requires at least one expression.
repeated .spark.connect.Expression expressions = 3;- Definition Classes
- Project → ProjectOrBuilder
- Annotations
- @Override()
- def getExpressionsOrBuilder(index: Int): ExpressionOrBuilder
(Required) A Project requires at least one expression.
(Required) A Project requires at least one expression.
repeated .spark.connect.Expression expressions = 3;- Definition Classes
- Project → ProjectOrBuilder
- Annotations
- @Override()
- def getExpressionsOrBuilderList(): List[_ <: ExpressionOrBuilder]
(Required) A Project requires at least one expression.
(Required) A Project requires at least one expression.
repeated .spark.connect.Expression expressions = 3;- Definition Classes
- Project → ProjectOrBuilder
- Annotations
- @Override()
- def getField(field: FieldDescriptor): AnyRef
- Definition Classes
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- def getInitializationErrorString(): String
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- def getInput(): Relation
(Optional) Input relation is optional for Project. For example, `SELECT ABS(-1)` is valid plan without an input plan.
(Optional) Input relation is optional for Project. For example, `SELECT ABS(-1)` is valid plan without an input plan.
.spark.connect.Relation input = 1;- returns
The input.
- Definition Classes
- Project → ProjectOrBuilder
- Annotations
- @Override()
- def getInputOrBuilder(): RelationOrBuilder
(Optional) Input relation is optional for Project. For example, `SELECT ABS(-1)` is valid plan without an input plan.
(Optional) Input relation is optional for Project. For example, `SELECT ABS(-1)` is valid plan without an input plan.
.spark.connect.Relation input = 1;- Definition Classes
- Project → ProjectOrBuilder
- Annotations
- @Override()
- def getOneofFieldDescriptor(oneof: OneofDescriptor): FieldDescriptor
- Definition Classes
- GeneratedMessageV3 → AbstractMessage → MessageOrBuilder
- def getParserForType(): Parser[Project]
- Definition Classes
- Project → GeneratedMessageV3 → Message → MessageLite
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- def getRepeatedField(field: FieldDescriptor, index: Int): AnyRef
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- def getRepeatedFieldCount(field: FieldDescriptor): Int
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- def getSerializedSize(): Int
- Definition Classes
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- def getUnknownFields(): UnknownFieldSet
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- def hasField(field: FieldDescriptor): Boolean
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- def hasInput(): Boolean
(Optional) Input relation is optional for Project. For example, `SELECT ABS(-1)` is valid plan without an input plan.
(Optional) Input relation is optional for Project. For example, `SELECT ABS(-1)` is valid plan without an input plan.
.spark.connect.Relation input = 1;- returns
Whether the input field is set.
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- Project → ProjectOrBuilder
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