ClickHouse client version 21.8.4.51 (official build).

I had a problem synchronizing Nullable(Decimal(20, 8))  using the MaterializeMySQL

mysql data is  10929.00000000 

but clickhouse data is -32771294956408.94967295

Can someone help me plz



switch (field_type)
                {
                    case MYSQL_TYPE_TINY:
                    {
                        UInt8 val = 0;
                        payload.readStrict(reinterpret_cast<char *>(&val), 1);
                        row.push_back(Field{UInt8{val}});
                        break;
                    }
                    case MYSQL_TYPE_SHORT:
                    {
                        UInt16 val = 0;
                        payload.readStrict(reinterpret_cast<char *>(&val), 2);
                        row.push_back(Field{UInt16{val}});
                        break;
                    }
                    case MYSQL_TYPE_INT24:
                    {
                        Int32 val = 0;
                        payload.readStrict(reinterpret_cast<char *>(&val), 3);
                        row.push_back(Field{Int32{val}});
                        break;
                    }
                    case MYSQL_TYPE_LONG:
                    {
                        UInt32 val = 0;
                        payload.readStrict(reinterpret_cast<char *>(&val), 4);
                        row.push_back(Field{UInt32{val}});
                        break;
                    }