関連ワード:  select top 2 rows in sql    select top 2 rows in sql server    select top 2 records in sql    select first 2 rows in sql    select top 2 records in sql server    select top 2 rows in oracle sql    select top 2 rows from table in sql    select only first 2 rows in sql    select top 2 records in oracle sql    select top 2 values sql