SqlDataSourceCommandType Enum
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Describes the type of SQL command used by the SqlDataSource and AccessDataSource controls when performing a database operation.
public enum class SqlDataSourceCommandType
public enum SqlDataSourceCommandType
type SqlDataSourceCommandType =
Public Enum SqlDataSourceCommandType
- Inheritance
Fields
Name | Value | Description |
---|---|---|
Text | 0 | The text contained in a corresponding text property is a SQL query or command. |
StoredProcedure | 1 | The text contained in a corresponding text property is the name of a stored procedure. |
Examples
The following code example demonstrates how to set the SelectCommand text to the name of a stored procedure and the SelectCommandType property to the StoredProcedure value to retrieve data from a Microsoft SQL Server database and display it in a DropDownList.
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>ASP.NET Example</title>
</head>
<body>
<form id="form1" runat="server">
<asp:DropDownList
id="DropDownList1"
runat="server"
DataTextField="LastName"
DataSourceID="SqlDataSource1" />
<asp:SqlDataSource
id="SqlDataSource1"
runat="server"
ConnectionString="<%$ ConnectionStrings:MyNorthwind%>"
SelectCommandType="StoredProcedure"
SelectCommand="sp_lastnames">
</asp:SqlDataSource>
<!--
The sp_lastnames stored procedure is
CREATE PROCEDURE sp_lastnames AS
SELECT LastName FROM Employees
GO
-->
</form>
</body>
</html>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>ASP.NET Example</title>
</head>
<body>
<form id="form1" runat="server">
<asp:DropDownList
id="DropDownList1"
runat="server"
DataTextField="LastName"
DataSourceID="SqlDataSource1" />
<asp:SqlDataSource
id="SqlDataSource1"
runat="server"
ConnectionString="<%$ ConnectionStrings:MyNorthwind%>"
SelectCommandType = "StoredProcedure"
SelectCommand="sp_lastnames">
</asp:SqlDataSource>
<!--
The sp_lastnames stored procedure is
CREATE PROCEDURE sp_lastnames AS
SELECT LastName FROM Employees
GO
-->
</form>
</body>
</html>
Remarks
The SqlDataSourceCommandType enumeration is used by the SqlDataSource and AccessDataSource controls to describe the type of SQL command contained in the SelectCommand, InsertCommand, UpdateCommand, and DeleteCommand properties. The Text value indicates that the text is a SQL query or command string while the StoredProcedure value indicates that the text is the name of a stored procedure.