throw new UnimplementedException("oci_set_prefetch");
try {  if (stmt == null) return false;  PreparedStatement pstmt = stmt.getPreparedStatement(); pstmt.setFetchSize(rows);  return true;  } catch (Exception ex) { log.log(Level.FINE, ex.toString(), ex); return false; }
  public static Value oci_set_prefetch(Env env,                                       @NotNull OracleStatement stmt,                                       @Optional("1") int rows)  {    throw new UnimplementedException("oci_set_prefetch");  }