REPORT  z05_13.

TYPES: BEGIN OF line,
    col1 TYPE i,
    col2 TYPE i,
    col3 TYPE i,
  END OF line.
DATA itab TYPE SORTED TABLE OF line WITH UNIQUE KEY col1
            WITH HEADER LINE.
DO 10000000 TIMES.
  itab-col1 = sy-index.
  itab-col2 = sy-index.
  itab-col3 = sy-index.
  INSERT table itab.
ENDDO.

READ TABLE itab WITH KEY col1 = 5000 col2 = 100 col3 = 999999.