text: --+ holdcas on;
  SELECT COUNT(*) FROM virtual_c1 a, base_c2 b, virtual_c0 c
         WHERE (a.attr1_int_unique_idx = b.attr1_int_unique_idx)
           AND (b.attr1_int_unique_idx = c.attr1_int_unique_idx)
           AND (b.attr1_int_unique_idx = 10)
           AND (b.attr10_money_noidx   = $2340.23);
  