description_id description
-------------- -------------
1 Ampicillin Oral
1 Ofloxacin Oral
1 Sulfamoxole+Trimethoprim Oral
2 Letrozole Oral
2 Flunarizine Oral
table1のdescription_idとtable2のdescription。
結果は次のようになります
description_id description
-------------- -----------
1 Ampicillin Oral,Ofloxacin Oral, Sulfamoxole+Trimethoprim Oral
2 Letrozole Oral, Flunarizine Oral