ExecuteReader Método (String, SqlCommand)
Executes a reader using a SqlDataReader object value that contains one or more result sets.
Espacio de nombres: Microsoft.SqlServer.Management.Common
Ensamblado: Microsoft.SqlServer.ConnectionInfo (en Microsoft.SqlServer.ConnectionInfo.dll)
Sintaxis
'Declaración
Public Function ExecuteReader ( _
sqlCommand As String, _
<OutAttribute> ByRef command As SqlCommand _
) As SqlDataReader
'Uso
Dim instance As ServerConnection
Dim sqlCommand As String
Dim command As SqlCommand
Dim returnValue As SqlDataReader
returnValue = instance.ExecuteReader(sqlCommand, _
command)
public SqlDataReader ExecuteReader(
string sqlCommand,
out SqlCommand command
)
public:
SqlDataReader^ ExecuteReader(
String^ sqlCommand,
[OutAttribute] SqlCommand^% command
)
member ExecuteReader :
sqlCommand:string *
command:SqlCommand byref -> SqlDataReader
public function ExecuteReader(
sqlCommand : String,
command : SqlCommand
) : SqlDataReader
Parámetros
- sqlCommand
Tipo: System. . :: . .String
A String value that specifies the Transact-SQL commands to be executed.
- command
Tipo: System.Data.SqlClient. . :: . .SqlCommand%
A SqlCommand object that can be used to cancel the SqlDataReader pipe to terminate a long-running command.
Valor devuelto
Tipo: System.Data.SqlClient. . :: . .SqlDataReader
A SqlDataReader object value that contains one or more result sets.
Comentarios
The SqlDataReader object is returned to let the client process the data without requiring it to read all information into memory.