asp.net oracle 存储过程

CREATE OR REPLACE PROCEDURE gd_CURSOR(MYCS1 OUT SYS_REFCURSOR,MYCS2 OUT SYS_REFCURSOR,a out varchar)as
BEGIN a:='test'; OPEN MYCS1 FOR
SELECT 1 from dual; OPEN MYCS2 FOR
SELECT 2 from dual;END;

/// <summary>
/// 执行oracle存储过程返回多个结果集
/// </summary>
/// <param name="strProcName">存储过程名称</param>
/// <param name="ResultCount">返回个数</param>
/// <param name="paras">参数</param>
/// <returns>任意对象数组</returns>
public object[] ExcuteProc_N_Result(string strProcName, int ResultCount, params OracleParameter[] paras)
{
using (OracleConnection conn = new OracleConnection("User ID=用户名;Password=密码;Data Source=数据库;"))
{
OracleCommand cmd = new OracleCommand(strProcName, conn);
if (paras != null && paras.Length > )
{
for (int j = ; j < paras.Length; j++)
{
if (paras[j].Value == null)
{
paras[j].Value = DBNull.Value;
}
}
}
cmd.Parameters.AddRange(paras);
cmd.CommandType = CommandType.StoredProcedure;
conn.Open();
cmd.ExecuteNonQuery();
int i = ;
//int nOutputParametersCount = 0;
object[] objResult = new object[ResultCount];
foreach (OracleParameter p in cmd.Parameters)
{
if (p.Direction == ParameterDirection.Output || p.Direction == ParameterDirection.InputOutput)
{ if (p.Value is OracleDataReader)
{
OracleDataReader reader = p.Value as OracleDataReader;
objResult[i++] = ConvertDataReaderToDataTable(reader);
}
else
{
objResult[i++] = p.Value;
}
} }
return objResult;
}
} /// <summary>
/// 将DataReader 转为 DataTable
/// </summary>
/// <param name="DataReader">OleDbDataReader</param>
protected DataTable ConvertDataReaderToDataTable(OracleDataReader reader)
{
DataTable objDataTable = new DataTable("TmpDataTable");
try
{
int intFieldCount = reader.FieldCount;//获取当前行中的列数；
for (int intCounter = ; intCounter <= intFieldCount - ; intCounter++)
{
objDataTable.Columns.Add(reader.GetName(intCounter), reader.GetFieldType(intCounter));
}
//populate datatable
objDataTable.BeginLoadData();
//object[] objValues = new object[intFieldCount -1];
object[] objValues = new object[intFieldCount];
while (reader.Read())
{
reader.GetValues(objValues);
objDataTable.LoadDataRow(objValues, true);
}
reader.Close();
objDataTable.EndLoadData();
return objDataTable;
}
catch (Exception ex)
{
throw new Exception("转换出错出错!", ex);
}
}

OracleParameter[] oracleParameter = new OracleParameter[]{
new OracleParameter("MYCS1",OracleType.Cursor),
new OracleParameter("MYCS2",OracleType.Cursor),
new OracleParameter("a",OracleType.VarChar,200),
};

oracleParameter[0].Direction = ParameterDirection.Output;
oracleParameter[1].Direction = ParameterDirection.Output;
oracleParameter[2].Direction = ParameterDirection.Output;

object[] xxx = ExcuteProc_N_Result("gd_CURSOR", 3, oracleParameter);