internal static IEnumerable<object[]> FetchRecordsFromReader(OracleDataReader reader, int rowCount, bool prefetch)
{
if (!CanFetchFromReader(reader))
{
yield break;
}
var fieldTypes = new string[reader.FieldCount];
var internalTypes = reader.GetInternalDataTypes();
for (var i = 0; i < reader.FieldCount; i++)
{
var fieldType = reader.GetDataTypeName(i);
fieldTypes[i] = internalTypes[i] == OracleRowId.InternalCode ? OracleRowId.TypeName : fieldType;
}
for (var i = 0; i < rowCount; i++)
{
if (!CanFetchFromReader(reader))
{
yield break;
}
object[] values;
try
{
if (reader.Read())
{
values = BuildValueArray(reader, fieldTypes, prefetch);
}
else
{
reader.Close();
yield break;
}
}
catch
{
if (!reader.IsClosed)
{
reader.Close();
}
throw;
}
yield return values;
}
}
