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Class ColumnAggregation

A column aggregation is the combination of a Spotfire.Dxp.Data.DataColumnSignature representing a column and a string holding an Aggregation Method name.

Since

2.0

Hierarchy (View Summary)

Spotfire.Object
- ColumnAggregation

Index

Methods

Cast Equals GetHashCode ToString TryCast Equals

Default capability

constructor Aggregation Column

Methods

Cast

Cast<T1, T2>(this: T2, type: TypeRef<T1>): T1
Casts this object to the specified type. Throws error on failure.
Type Parameters
- T1
  The target type of the cast.
- T2
  The type of the object to cast.
Parameters
- this: T2
- type: TypeRef<T1>
  The type to cast to.
Returns T1
Inherited from Object.Cast

Equals

Equals(obj: any): boolean
Determines whether the specified object is equal to the current object.
Parameters
- obj: any
  The object to compare with the current object.
Returns boolean
true if the specified object is equal to the current object; otherwise, false.

Inherited from Object.Equals

GetHashCode

GetHashCode(): number
Serves as the default hash function.

Returns number
A hash code for the current object.

Inherited from Object.GetHashCode

ToString

ToString(): string
Returns a string that represents the current object.

Returns string
A string that represents the current object.

Inherited from Object.ToString

TryCast

TryCast<T1, T2>(this: T2, type: TypeRef<T1>): null | T1
Casts this object to the specified type. Returns null on failure.
Type Parameters
- T1
  The target type of the cast.
- T2
  The type of the object to cast.
Parameters
- this: T2
- type: TypeRef<T1>
  The type to cast to.
Returns null | T1
Inherited from Object.TryCast

`Static`Equals

Equals(objA: any, objB: any): boolean
Determines whether the specified object instances are considered equal.
Parameters
- objA: any
  The first object to compare.
- objB: any
  The second object to compare.
Returns boolean
true if the objects are considered equal; otherwise, false. If both objA and objB are null, the method returns true.

Inherited from Object.Equals

Default capability

constructor

new ColumnAggregation(
column: DataColumnSignature,
aggregation: string | String,
): ColumnAggregation
Create a Spotfire.Dxp.Data.Transformations.ColumnAggregation.
Parameters
- column: DataColumnSignature
  The Spotfire.Dxp.Data.DataColumnSignature of the column to aggregate.
- aggregation: string | String
  The aggregation to use.
Returns ColumnAggregation
Since
2.0

Overrides Object.constructor

Aggregation

get Aggregation(): null | string
Name of an Aggregation Method.

Returns null | string
Since
2.0

Column

get Column(): DataColumnSignature
Signature of a column.

Returns DataColumnSignature
Since
2.0