Use the column checkboxes to build your query. Header columns sets/unsets all columns
SELECT CLIENT, REQNO, REQLLINE, PCKG_NO, LIMIT, NO_LIMIT, EXP_VALUE, SSC_EXIST, CON_EXIST, TMP_EXIST, PRICE_CHG, FREE_LIMIT, NO_FRLIMIT, SERV_TYPE, EDITION, SSC_LIMIT, SSC_NOLIM, SSC_PRSCHG, SSC_PERC, TMP_NUMBER, TMP_LIMIT, TMP_NOLIM, TMP_PRSCHG, TMP_PERC, CONT_PERC, DOC_TYPE, PUR_GROUP, SHORT_TEXT, PLANT, TRACKINGNO, MAT_GRP, DEL_DATCAT, DELIV_DATE, ITEM_CAT, ACCTASSCAT, DISTRIB, PART_INV, GR_IND, GR_NON_VAL, IR_IND, DES_VENDOR, FIXED_VEND, PURCH_ORG, AGREEMENT, AGMT_ITEM, CURRENCY, SHEET_NO, EXT_NUMBER, PERSON_INT, PERSON_EXT, LOCATION, REF_DATE, BEGDATE, ENDDATE, PO_NUMBER, PO_ITEM, BLOCK_IND, SCORE_TIME, SCORE_QUAL, DOC_DATE, POST_DATE, REF_DOC_NO, COMM_NO, USER_FIELD, CO_CODE, CATEGORY, CATEGORY_ID, LOGICAL_SYSTEM, PROC_GROUP, PROC_ORG, PCNUM, PCINS, PCDATE, PCNAME, PARTNER, PARTNER_GUID, GR_RCPT_GUID, IV_RCPT_GUID, CATALOGID, LOGSYS_FI, PREQ_NAME, EXT_QUOTE_ID, EXT_QUOTE_ITEM, CATALOGITEM, CTR_GUID, GR_RCPT_PLANT FROM REQHEADS