Use the column checkboxes to build your query. Header columns sets/unsets all columns
SELECT MANDT, KMNAM, WAERS, HWAER, HWAE2, HWAE3, KTOPL, BUKRS, KMZON, KMDAT, CPUTM, USNAM, AEDAT, AETIM, AENAM, KMTXT, VARNR, BRGRU, XMWST FROM KMKPF