ColumnExpression Class

A selected data column with or without an aggregate expression applied to it.

Namespace: DevExpress.DataAccess.Sql

Assembly: DevExpress.DataAccess.v20.2.dll

NuGet Packages: DevExpress.DataAccess, DevExpress.WindowsDesktop.DataAccess

Declaration

C#

public sealed class ColumnExpression :
    ExpressionBase

VB.NET

Public NotInheritable Class ColumnExpression
    Inherits ExpressionBase

Remarks

To apply a custom expression to a data column, use the CustomExpression class.

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the ColumnExpression class.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

Reporting_how-to-use-the-web-document-viewer-in-javascript-with-reactjs-t561300/CS/ServerSide/XtraReport1.cs#L17

DevExpress.DataAccess.Sql.Column column1 = new DevExpress.DataAccess.Sql.Column();
DevExpress.DataAccess.Sql.ColumnExpression columnExpression1 = new DevExpress.DataAccess.Sql.ColumnExpression();
DevExpress.DataAccess.Sql.Table table1 = new DevExpress.DataAccess.Sql.Table();

Reporting_how-to-use-the-web-report-designer-in-javascript-with-reactjs-t561295/CS/ServerSide/XtraReport1.cs#L17

DevExpress.DataAccess.Sql.Column column1 = new DevExpress.DataAccess.Sql.Column();
DevExpress.DataAccess.Sql.ColumnExpression columnExpression1 = new DevExpress.DataAccess.Sql.ColumnExpression();
DevExpress.DataAccess.Sql.Table table1 = new DevExpress.DataAccess.Sql.Table();

VB.NET

Reporting_how-to-use-the-web-document-viewer-in-javascript-with-reactjs-t561300/VB/ServerSide/XtraReport1.vb#L19

Dim column1 As New DevExpress.DataAccess.Sql.Column()
Dim columnExpression1 As New DevExpress.DataAccess.Sql.ColumnExpression()
Dim table1 As New DevExpress.DataAccess.Sql.Table()

Reporting_how-to-use-the-web-report-designer-in-javascript-with-reactjs-t561295/VB/ServerSide/XtraReport1.vb#L19

Dim column1 As New DevExpress.DataAccess.Sql.Column()
Dim columnExpression1 As New DevExpress.DataAccess.Sql.ColumnExpression()
Dim table1 As New DevExpress.DataAccess.Sql.Table()

Inheritance

Object

ExpressionBase

ColumnExpression