Use the column checkboxes to build your query. Header columns sets/unsets all columns
SELECT MANDT, SETTL_GUID, SETTLMODE, SETTLTYPE, PURPOSE, FLG_REVERSAL, PFROM, PTO, SPOOLNR, SANPNR, HEADERTXT, PSTNGDATE, DOCDATE, BLINEDATE, LAST_STEP, PARAMKEY, DOCCOUNTER, AJPROCESSGUID, KEYDATECOP, TAXDATE, VERSION, MEASKEYDATE, FINAL, BUKRS, SWENR FROM VIYCSETTL