[fix](Nerieds) column prune should retain at least one column for union all (#41613)#41771

yiguolei merged 1 commit into

apache:branch-2.1apache/doris:branch-2.1from

feiniaofeiafei:pick_union_const_expr_prunefeiniaofeiafei/doris:pick_union_const_expr_pruneCopy head branch name to clipboard