How to run a MySQL statement without a terminating semicolon?

mysql> Select * from Stock_item\G
*************************** 1. row ***************************
item_name: Calculator
    Value: 15
 Quantity: 89
*************************** 2. row ***************************
item_name: Notebooks
    Value: 63
 Quantity: 40
*************************** 3. row ***************************
item_name: Pencil
    Value: 15
 Quantity: 40
*************************** 4. row ***************************
item_name: Pens
  Value : 65
Quantity: 32
*************************** 5. row ***************************
item_name: Shirts
    Value: 13
 Quantity: 29
*************************** 6. row ***************************
item_name: Shoes
    Value: 15
 Quantity: 29
*************************** 7. row ***************************
item_name: Trousers
    Value: 15
 Quantity: 29
7 rows in set (0.00 sec)

mysql> Select * from Stock_item\g
+------------+-------+----------+
| item_name  | Value | Quantity |
+------------+-------+----------+
| Calculator |    15 |       89 |
| Notebooks  |    63 |       40 |
| Pencil     |    15 |       40 |
| Pens       |    65 |       32 |
| Shirts     |    13 |       29 |
| Shoes      |    15 |       29 |
| Trousers   |    15 |       29 |
+------------+-------+----------+
7 rows in set (0.00 sec)