CommandText Property (UniCommand)

In This Topic

Gets or sets the SQL statement to execute against a database.

Syntax

Visual Basic
C#

'Declaration
 
Public Shadows Property CommandText As String

public new string CommandText {get; set;}

Property Value

The SQL statement or stored procedure to execute. The default value is an empty string ("").

Remarks

Sense of CommandText property depends on value of CommandType property.

When CommandType value is System.Data.CommandType.Text, property CommandText should contain text of a query that must be run on the server.

When the value is System.Data.CommandType.StoredProcedure, property CommandText must be a name of a procedure to execute. For more infor

When the value is set to System.Data.CommandType.TableDirect, CommandText must be name of a table you want to get all data from. All rows and columns are retrieved.

Example

The following example creates a UniCommand and sets some of its properties.

csharp

public void CreateCommand()
{
  UniCommand myCommand = new UniCommand();
  myCommand.CommandText = "SELECT * FROM Test.Dept ORDER BY DeptNo";
}

Visual Basic

Public Sub CreateCommand()
  Dim myCommand As New UniCommand()
  myCommand.CommandText = "SELECT * FROM Test.Dept ORDER BY DeptNo"
End Sub

Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

UniCommand Class
UniCommand Members
Connection Property
CommandType Property
Devart.Common.DbCommand.Parameters

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