| private CreateOracleConnection ( ) : OracleConnection | ||
| return | OracleConnection | |
public static IEnumerable <T> ReaderFrom <T>(this OracleConnectionProvider provider, string sqlText, Action <OracleCommand> modCommand, Func <IDataReader, T> select)
{
using (var cn = provider.CreateOracleConnection())
{
var command = cn.CreateCommand();
command.CommandType = CommandType.Text;
command.CommandText = sqlText;
modCommand(command);
cn.Open();
using (var reader = command.ExecuteReader())
{
while (reader.Read())
{
yield return(select(reader));
}
}
}
}
public IEnumerable <ResultSet> Execute(IDictionary <string, object> suppliedParameters, IDbTransaction transaction)
{
var procedure = _schema.FindProcedure(_procedureName);
if (procedure == null)
{
throw new UnresolvableObjectException(_procedureName.ToString());
}
var cn = (transaction == null) ? (IDbConnection)_connectionProvider.CreateOracleConnection() : transaction.Connection;
var command = cn.CreateCommand() as OracleCommand;
// Double-underscore is used to denote a package name
command.CommandText = ResolvePackageCallAndQuote(procedure);
command.CommandType = CommandType.StoredProcedure;
SetParameters(procedure, command, suppliedParameters);
try
{
var result = _executeImpl(command);
suppliedParameters["__ReturnValue"] = command.GetReturnValue();
RetrieveOutputParameters(command.Parameters, suppliedParameters);
return(result);
}
catch (DbException ex)
{
throw new AdoAdapterException(ex.Message, command);
}
finally
{
command.Dispose();
if (transaction == null)
{
cn.Dispose();
}
}
}
