select a."DESC" from CITEMDESC a where a."DESC" LIKE '%,%'
update CITEMDESC t set t."DESC" = replace(t."DESC",'?',' ') where t."DESC" like '%?%'
select a."DESC" from CITEMDESC a where a."DESC" LIKE '%,%'
update CITEMDESC t set t."DESC" = replace(t."DESC",'?',' ') where t."DESC" like '%?%'