getConnection(extraProperties);
setAutoCommit(connection, false);
preparedStatement = connection.prepareStatement(statement);
if (debug) System.out.println(preparedStatement.toString());
for (i = 0; i < instances.size(); ++i) {
CharsetModel instance = instances.get(i);
preparedStatement.setInt(1, instance.getId());
value = columnDescriptor.get(instance);
preparedStatement.setString(2, value);
// if (debug) System.out.println("Value set to column is size " + value.length());
// if (debug) System.out.println(" value " + value);
preparedStatement.execute();