mysql have table t(a Int, b Int), 2 records: (1,1) and (2, 2), then in ck count
`select count(1) from ckdb.t ` -- 2, that's ok.
then, mysql  delete (2,2) and ck count
`select count(1) from ckdb.t ` -- still 2, that's not correct .
break;
                            }
                            case 2: {
                                payload.readStrict(reinterpret_cast<char *>(&val), 2);
                                break;
                            }
                            default:
                                break;
                        }
                        row.push_back(Field{Int32{val}});
                        break;
                    }
                    case MYSQL_TYPE_BIT: {
                        UInt32 bits = ((meta >> 8) * 8) + (meta & 0xff);
                        UInt32 size = (bits + 7) / 8;
                        Bitmap bitmap1;
                        readBitmap(payload, bitmap1, size);
                        row.push_back(Field{UInt64{bitmap1.to_ulong()}});
                        break;
                    }
                    case MYSQL_TYPE_SET: {
                        UInt32 size = (meta & 0xff);
                        Bitmap bitmap1;
                        readBitmap(payload, bitmap1, size);
                        row.push_back(Field{UInt64{bitmap1.to_ulong()}});
                        break;
                    }
                    case MYSQL_TYPE_VARCHAR:
                    case MYSQL_TYPE_VAR_STRING: {
                        uint32_t size = 0;