WHERE NOT EMPTY(lk.lk_userid) ; AND NOT EMPTY(lk.lk_sessionid) ; AND NOT DELETED('testuserlog')Since TESTUSERLOG is your main table and you're not doing any outer joins, this should do the trick.
>SELECT lk.lk_userid, ul.activity, co.co_name, su.username, DELETED('testuserlog') AS uldeleted ; > FROM testuserlog ul ; > JOIN seqlock lk ON ul.sessionid=lk.lk_sessionid ; > JOIN sequser su ON lk.lk_userid=su.user ; > JOIN seqco co ON ul.companyid=co.co_code ; > WHERE NOT EMPTY(lk.lk_userid) ; > AND NOT EMPTY(lk.lk_sessionid) ; > HAVING uldeleted=.F. >>