AdoDotNetConnectionSupport.Prepare Method

Prepares the specified command on the data source to be executed; the command may be executed multiple times, with varying parameters.

Namespace:  Microsoft.VisualStudio.Data.AdoDotNet
Assembly:  Microsoft.VisualStudio.Data (in Microsoft.VisualStudio.Data.dll)

Syntax

'宣言
Public Overridable Function Prepare ( _
    command As String, _
    commandType As Integer, _
    commandTimeout As Integer _
) As String
'使用
Dim instance As AdoDotNetConnectionSupport
Dim command As String
Dim commandType As Integer
Dim commandTimeout As Integer
Dim returnValue As String

returnValue = instance.Prepare(command, _
    commandType, commandTimeout)

public virtual string Prepare(
    string command,
    int commandType,
    int commandTimeout
)

public:
virtual String^ Prepare(
    String^ command, 
    int commandType, 
    int commandTimeout
)

public function Prepare(
    command : String, 
    commandType : int, 
    commandTimeout : int
) : String

Parameters

• command
  Type: System.String

  Command to prepare for execution.

• commandType
  Type: System.Int32

  Command type for the indicated command, specifying how to interpret the contents of the command parameter.

• commandTimeout
  Type: System.Int32

  Length of time, in seconds, to block the client before canceling the schema derivation and returning to the caller. A value of zero indicates infinite timeout; value of -1 indicates a provider default.

Return Value

Type: System.String

Returns an identifier of the prepared command that can later be passed to the Execute or ExecuteWithoutResults methods.

Permissions

• Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.

See Also

Reference

AdoDotNetConnectionSupport Class

AdoDotNetConnectionSupport Members

Microsoft.VisualStudio.Data.AdoDotNet Namespace