Use the column checkboxes to build your query. Header columns sets/unsets all columns
SELECT MANDT, BUKRS, XEKAN, XMAIL, XSPST, XSPSO, BTSTO, PRSTO, TAX_DYNNR, AB_DYNNR, PRAVT, XKOERL, BNK, XPLCU, KURST, XLOGO, URL, XBUKRS, XBLDAT, XXBLNR, IRTAX, CTHW, KDHW, CTML1, KDML1, CTML2, KDML2, RETDUEDATE, RETUMSKZ, RETWHTAX, INV_CHANGE FROM T169P