can i get 'colNew_name' from a select query like table below?
original table:
category_name | col1_name | col2_name |
:------------ | :--------- | :----------|
postgres | 1 | null |
SAM | null | 1 |
MariaDB | 1 | 1 |
result table:
category_name | col1_name | col2_name | colNew_name |
:------------ | :--------- | :----------| :------------------|
postgres | 1 | null | col1_name |
SAM | null | 1 | col2_name |
MariaDB | 1 | 1 | col1_name,col2_name|