Metodo ServerConnection.ExecuteReader (String, SqlCommand%)
Executes a reader using a SqlDataReader object value that contains one or more result sets.
Spazio dei nomi Microsoft.SqlServer.Management.Common
Assembly: Microsoft.SqlServer.ConnectionInfo (in Microsoft.SqlServer.ConnectionInfo.dll)
Sintassi
'Dichiarazione
Public Function ExecuteReader ( _
sqlCommand As String, _
<OutAttribute> ByRef command As SqlCommand _
) As SqlDataReader
'Utilizzo
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
Parametri
- 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.
Valore restituito
Tipo: System.Data.SqlClient.SqlDataReader
A SqlDataReader object value that contains one or more result sets.
Osservazioni
The SqlDataReader object is returned to let the client process the data without requiring it to read all information into memory.