internal void DeriveParameters()
{
if (commandType != CommandType.StoredProcedure)
{
throw new InvalidOperationException(String.Format("TdsCommand DeriveParameters only supports CommandType.StoredProcedure, not CommandType.{0}", commandType));
}
ValidateCommand("DeriveParameters");
TdsParameterCollection localParameters = new TdsParameterCollection(this);
localParameters.Add("@P1", TdsType.NVarChar, commandText.Length).Value = commandText;
string sql = "sp_procedure_params_rowset";
Connection.Tds.ExecProc(sql, localParameters.MetaParameters, 0, true);
TdsDataReader reader = new TdsDataReader(this);
parameters.Clear();
object[] dbValues = new object[reader.FieldCount];
while (reader.Read())
{
reader.GetValues(dbValues);
parameters.Add(new TdsParameter(dbValues));
}
reader.Close();
}
public TdsCommand(string commandText, TdsConnection connection, TdsTransaction transaction)
{
this.commandText = commandText;
this.connection = connection;
this.transaction = transaction;
this.commandType = CommandType.Text;
this.updatedRowSource = UpdateRowSource.Both;
this.designTimeVisible = false;
this.commandTimeout = 30;
parameters = new TdsParameterCollection(this);
}
public TdsCommand (string commandText, TdsConnection connection, TdsTransaction transaction)
{
this.commandText = commandText;
this.connection = connection;
this.transaction = transaction;
this.commandType = CommandType.Text;
this.updatedRowSource = UpdateRowSource.Both;
this.designTimeVisible = false;
this.commandTimeout = 30;
parameters = new TdsParameterCollection (this);
}
internal void DeriveParameters ()
{
if (commandType != CommandType.StoredProcedure)
throw new InvalidOperationException (String.Format ("TdsCommand DeriveParameters only supports CommandType.StoredProcedure, not CommandType.{0}", commandType));
ValidateCommand ("DeriveParameters");
TdsParameterCollection localParameters = new TdsParameterCollection (this);
localParameters.Add ("@P1", TdsType.NVarChar, commandText.Length).Value = commandText;
string sql = "sp_procedure_params_rowset";
Connection.Tds.ExecProc (sql, localParameters.MetaParameters, 0, true);
TdsDataReader reader = new TdsDataReader (this);
parameters.Clear ();
object[] dbValues = new object[reader.FieldCount];
while (reader.Read ()) {
reader.GetValues (dbValues);
parameters.Add (new TdsParameter (dbValues));
}
reader.Close ();
}