specifies which column must be serialized (if you don't use this method, all columns will be serialized)
| list | string | a list of true/false values separated by comma, if the list is empty, all fields will be serialized |
Available only in PRO Edition
//serialize only the 1st and the 4th columns
mygrid.setSerializableColumns("true,false,false,true,false,false,false");