Class JoinKey

Expression node used to (left) join two metric tables.

Inheritance
Object
Expression
Expression<JoinKey, Join>
JoinKey
Inherited Members
Namespace: Mangrove.MetricSetSyntaxTree.ExpressionNodes
Assembly: MetricSetSyntaxTree.dll
Syntax
public class JoinKey : Expression<JoinKey, Join>, IVisitable<IExpressionVisitor>, ICloneable<JoinKey, Join, Expression>, ICloneable<Expression>, IDirectedAcyclicGraph<Expression>
Remarks

A single node represents the condition "left join on Left == Right" between the two tables.

Constructors

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JoinKey(Join, Expression, Expression)

Construct a JoinKey expression.

Declaration
public JoinKey(Join table, Expression left, Expression right)
Parameters
Type Name Description
Join table
Expression left
Expression right

Properties

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Left

The left side of A == B in a left join.

Declaration
public Expression Left { get; }
Property Value
Type Description
Expression
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Parents

Declaration
[JsonIgnore]
public override IReadOnlyList<Expression> Parents { get; }
Property Value
Type Description
IReadOnlyList<Expression>
Overrides
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Right

The right side of A == B in a left join.

Declaration
public Expression Right { get; }
Property Value
Type Description
Expression

Methods

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Accept(IExpressionVisitor)

Declaration
public override void Accept(IExpressionVisitor visitor)
Parameters
Type Name Description
IExpressionVisitor visitor
Overrides
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Clone(Join, IReadOnlyList<Expression>)

Declaration
public override JoinKey Clone(Join table, IReadOnlyList<Expression> parents)
Parameters
Type Name Description
Join table
IReadOnlyList<Expression> parents
Returns
Type Description
JoinKey
Overrides
Mangrove.MetricSetSyntaxTree.Expression<Mangrove.MetricSetSyntaxTree.ExpressionNodes.JoinKey, Mangrove.MetricSetSyntaxTree.TableNodes.Join>.Clone(Mangrove.MetricSetSyntaxTree.TableNodes.Join, System.Collections.Generic.IReadOnlyList<Mangrove.MetricSetSyntaxTree.Expression>)

Implements

Extension Methods