Use the column checkboxes to build your query. Header columns sets/unsets all columns
SELECT MANDT, SGT_CSGR, SGT_APPL, SGT_CNRC, ATINN, SGT_FNAM, SGT_RANK, SGT_FOFF, SGT_FLEN, SGT_INVA, SGT_REFT, SGT_REFF, SGT_REIT, SGT_REIF, SGT_BWEF, SGT_BWTMARK, SGT_CHEF, SGT_EANF FROM SGT_CATS