column 존재 여부 확인 후 생성 방법? 정보
column 존재 여부 확인 후 생성 방법?본문
테이블에 특정 column이 없다면
생성하는 문구를 만들고 싶습니다.
만드는 건 알겠는데 존재여부는 어떻게 확인하나요?
sql_query("alter table $write_table add column wr_11 varchar(255)");
생성하는 문구를 만들고 싶습니다.
만드는 건 알겠는데 존재여부는 어떻게 확인하나요?
sql_query("alter table $write_table add column wr_11 varchar(255)");
( select a.* , ( select sum(co_count) as co_count from g4_qa_choose where mb_id=a.mb_id and bo_table = 'g4_qa' ) as q_co_count from `g4_write_g4_qa` a where wr_parent = '283697' and wr_8 != '' and wr_is_comment = 1 and CONVERT(wr_7, UNSIGNED) >= 5 group by wr_content having max(wr_7) order by CONVERT(wr_7, UNSIGNED) desc limit 3 )
1055 : Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'sir.a.wr_id' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by
error file : /15sir/bbs/board.php