Defines a selection of columns.
Inheritance Hierarchy
Spotfire.Dxp.Data.TransformationsColumnSelection
Namespace: Spotfire.Dxp.Data.Transformations
Assembly: Spotfire.Dxp.Data (in Spotfire.Dxp.Data.dll) Version: 66.0.19621.1485 (66.0.19621.1485)
Syntax
C#
[SerializableAttribute] [PersistenceVersionAttribute(3, 0)] public sealed class ColumnSelection : ISerializable
The ColumnSelection type exposes the following members.
Constructors
Name | Description | |
---|---|---|
![]() | ColumnSelection(String) |
Defines the selection by a column search expression.
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![]() | ColumnSelection(IEnumerableDataColumnSignature) |
Defines the selection as a fixed set of columns.
|
Properties
Name | Description | |
---|---|---|
![]() | DataColumnSignatures |
Gets the signatures.
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![]() | Expression |
Gets the expression that selects columns. Returns string.empty if no expression is set.
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Methods
Name | Description | |
---|---|---|
![]() | Equals | Determines whether the specified object is equal to the current object. (Inherited from Object.) |
![]() | GetColumns |
Returns the columns in reader matching this selection.
|
![]() | GetHashCode | Serves as the default hash function. (Inherited from Object.) |
![]() | GetType | Gets the Type of the current instance. (Inherited from Object.) |
![]() | ToString | Returns a string that represents the current object. (Inherited from Object.) |
Explicit Interface Implementations
Name | Description | |
---|---|---|
![]() ![]() | ISerializableGetObjectData |
ISerializable implementation.
|
Version Information
Supported in: 14.4, 14.3, 14.2, 14.1, 14.0, 12.5, 12.4, 12.3, 12.2, 12.1, 12.0, 11.8
See Also