Use the column checkboxes to build your query. Header columns sets/unsets all columns
SELECT MANDT, LOIO_ID, LO_CLASS, MASTER_LG, CREA_USER, CREA_TIME, CHNG_USER, CHNG_TIME, PROP01, PROP02, PROP03, PROP04, PROP05, PROP06, PROP07, PROP08, PROP09, PROP10 FROM SMDLOIO