IVsDataCommand.DeriveParameters Method (String, DataCommandType, Int32)

When implemented by a class, derives the parameters that can be specified for a given command.

Namespace:  Microsoft.VisualStudio.Data.Services.SupportEntities
Assembly:  Microsoft.VisualStudio.Data.Services (in Microsoft.VisualStudio.Data.Services.dll)

Syntax

'Declaration
Function DeriveParameters ( _
    command As String, _
    commandType As DataCommandType, _
    commandTimeout As Integer _
) As IVsDataParameter()

IVsDataParameter[] DeriveParameters(
    string command,
    DataCommandType commandType,
    int commandTimeout
)

array<IVsDataParameter^>^ DeriveParameters(
    String^ command, 
    DataCommandType commandType, 
    int commandTimeout
)

abstract DeriveParameters : 
        command:string * 
        commandType:DataCommandType * 
        commandTimeout:int -> IVsDataParameter[] 

function DeriveParameters(
    command : String, 
    commandType : DataCommandType, 
    commandTimeout : int
) : IVsDataParameter[]

Parameters

• command
  Type: System.String

  A command from which to derive parameters that are specific to a data source.

• commandType
  Type: Microsoft.VisualStudio.Data.Services.SupportEntities.DataCommandType

  A value from the DataCommandType enumeration representing the command type for the indicated command, specifying how to interpret the contents of the command parameter.

• commandTimeout
  Type: System.Int32

  The length of time, in seconds, to block the client before canceling the parameter derivation and returning to the caller. A value of 0 indicates infinite time-out; a value of -1 indicates a provider default.

Return Value

Type: array<Microsoft.VisualStudio.Data.Services.SupportEntities.IVsDataParameter[]
An array of IVsDataParameter objects. Each object represents a parameter that is derived from the command.

.NET Framework Security

• 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

IVsDataCommand Interface

DeriveParameters Overload

Microsoft.VisualStudio.Data.Services.SupportEntities Namespace