title: Why assignment is faster than APPEND LINES OF?
body: <p>I'm currently learning ABAP and can anyone explain why <code>t_table2 = t_table1</code> is significantly faster than <code>APPEND LINES OF t_table1 TO t_table2</code>?</p>
  
  <p>t_table1, t_table2 are internal tables</p>