Question

Dear all, i want to show some data in one row from 1 column and also separated by comma.
if I do the regular SELECT method, it must be show as the long rows.

SELECT Serial_number FROM data

+-------------+
|Serial_number|
+-------------+
|0001         |
|0002         |
|0003         |
+-------------+ //and so on

How do i do to show result as:

+------------------------------+
|Serial_number                 |
+------------------------------+
|0001,0002,0003,....and so on  |
+------------------------------+

thanks for advance.

Answer 1

You can use GROUP_CONCAT

SELECT GROUP_CONCAT(Serial_number ) FROM data;

Note: GROUP_CONCAT has a maximum length.