SimpleSystem Client-Side

   if (s_form.isNewRecord()) {
            const tablePrefix = await ss.getTablePrefix();
            s_form.setValue('name', tablePrefix);
        }

const table_id = s_form.getValue('table_id');
    if (table_id !== null) {
        (new SimpleRecord('sys_db_table')).get(table_id, (table) => {
            const column_prefix = await ss.getColumnPrefix(table.name);
            if (column_prefix) {
                const old_column_name = s_form.getValue('column_name');
                s_form.setValue('column_name', column_prefix + old_column_name);
            }
        });
    }