ServerConnection.ExecuteReader 方法 (String)
Executes Transact-SQL statements that return one or multiple result sets.
命名空间： Microsoft.SqlServer.Management.Common
程序集： Microsoft.SqlServer.ConnectionInfo（在 Microsoft.SqlServer.ConnectionInfo.dll 中）
语法
声明
Public Function ExecuteReader ( _
sqlCommand As String _
) As SqlDataReader
用法
Dim instance As ServerConnection
Dim sqlCommand As String
Dim returnValue As SqlDataReader
returnValue = instance.ExecuteReader(sqlCommand)
public SqlDataReader ExecuteReader(
string sqlCommand
)
public:
SqlDataReader^ ExecuteReader(
String^ sqlCommand
)
member ExecuteReader :
sqlCommand:string -> SqlDataReader
public function ExecuteReader(
sqlCommand : String
) : SqlDataReader
参数
- sqlCommand
类型：System.String
A String value that specifies the Transact-SQL command to be executed.
返回值
类型：System.Data.SqlClient.SqlDataReader
A SqlDataReader object value that contains one or more result sets.
注释
The SqlDataReader object is returned to let the client process the data without requiring it to read all information into memory.
示例
C#
ServerConnection conn = new ServerConnection();
conn.DatabaseName = "AdventureWorks2012";
SqlDataReader reader = conn.ExecuteReader("SELECT Name, CostRate FROM Production.Location");
while (reader.Read())
{
string name = (string)reader["Name"];
decimal cRate = (decimal)reader["CostRate"];
Console.WriteLine(name + "(" + cRate + ")");
}
reader.Close();
PowerShell
$conn = new-object Microsoft.SqlServer.Management.Common.ServerConnection
$conn.DatabaseName = "AdventureWorks2012"
$reader = $conn.ExecuteReader("SELECT Name, CostRate FROM Production.Location")
while ($reader.Read())
{
$name = $reader.GetValue(0);
$cRate = $reader.GetValue(1);
Write-Host $name,"(",$cRate,")"
}
$reader.Close()