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Executes a specified command, optionally with parameters, and returns results as an IVsDataReader object.
Namespace: Microsoft.VisualStudio.Data.Framework.AdoDotNet
Assembly: Microsoft.VisualStudio.Data.Framework (in Microsoft.VisualStudio.Data.Framework.dll)
Syntax
'Declaration
Protected Overridable Function ExecuteCore ( _
command As String, _
commandType As DataCommandType, _
parameters As IVsDataParameter(), _
commandTimeout As Integer _
) As IVsDataReader
protected virtual IVsDataReader ExecuteCore(
string command,
DataCommandType commandType,
IVsDataParameter[] parameters,
int commandTimeout
)
protected:
virtual IVsDataReader^ ExecuteCore(
String^ command,
DataCommandType commandType,
array<IVsDataParameter^>^ parameters,
int commandTimeout
)
abstract ExecuteCore :
command:string *
commandType:DataCommandType *
parameters:IVsDataParameter[] *
commandTimeout:int -> IVsDataReader
override ExecuteCore :
command:string *
commandType:DataCommandType *
parameters:IVsDataParameter[] *
commandTimeout:int -> IVsDataReader
protected function ExecuteCore(
command : String,
commandType : DataCommandType,
parameters : IVsDataParameter[],
commandTimeout : int
) : IVsDataReader
Parameters
command
Type: System.StringCommand to execute that is specific to the data source.
commandType
Type: Microsoft.VisualStudio.Data.Services.SupportEntities.DataCommandTypeType of the indicated command, specifying how to interpret the contents of the command parameter.
parameters
Type: array<Microsoft.VisualStudio.Data.Services.SupportEntities.IVsDataParameter[]Array of DataParameter objects for the specified command type.
commandTimeout
Type: System.Int32Length of time, in seconds, to block the client before canceling the schema derivation and returning to the caller. A value of zero indicates infinite time-out; a value of -1 indicates a provider default.
Return Value
Type: Microsoft.VisualStudio.Data.Services.SupportEntities.IVsDataReader
An IVsDataReader object, which provides a forward-only, read-only stream from the data source.
.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.