Use of the into table clause of select statement

Instead of appending one record at a time into an internal table, it is advisable to select all the records in a single shot.

 Not recommended

            Refresh: int_fligh.

            Select * from zflight into int_fligh.

             Append int_fligh. Clear int_fligh.

            Endselect.

Recommended

            Refresh: int_fligh.

            Select * from zflight into table int_fligh.