Use the column checkboxes to build your query. Header columns sets/unsets all columns
SELECT MANDT, DCT_PERNR, DCT_SEQNR, DCT_ROWID, ENDDA, BEGDA, ATZMO, ATZPH, ATZA1, ATZPN, ATZFC, ATZAR, ATZAZ, ATZSR, ATZRE, ATZAN, ATZWB, ATZWN, ATZFL, ATZGT, ATZKK, ATZDV FROM P2RD_ATZ