너는 진정 전자인을 아는가?

RENAME TABLE `talbe_odd` TO `table_new`;

데이터베이스가 다르고 table명이 같을때 사용

insert into 복사table select * from 기본table;

INSERT INTO 복사table (mnu_uid,msg_no,msg_ca_no,msg_idx,msg_re_idx,msg_re_depth,msg_subject,msg_view_count,msg_html_type,msg_del_type,msg_open_type,msg_re_email,msg_re_sms,msg_re_state,msg_regidate,msg_start_date,msg_end_date,msg_date_year,msg_date_month,msg_etc,msg_check_top,user_id,user_name,user_email,user_pass,user_dept,user_tel,user_cp,user_pid1,user_pid2,user_addr,msg_link,msg_place,msg_open_name,msg_notice_type)
SELECT mnu_uid,msg_no+51317 as msg_no,msg_ca_no,msg_idx+51317 as msg_idx,msg_re_idx,msg_re_depth,msg_subject,msg_view_count,msg_html_type,msg_del_type,msg_open_type,msg_re_email,msg_re_sms,msg_re_state,msg_regidate,msg_start_date,msg_end_date,msg_date_year,msg_date_month,msg_etc,msg_check_top,user_id,user_name,user_email,user_pass,user_dept,user_tel,user_cp,user_pid1,user_pid2,user_addr,msg_link,msg_place,msg_open_name,
msg_notice_type FROM 기본table;

51317은 현재 최고누적 번호.

이번호를 더해서 쿼리해준다.

msg_notice_type는 에서 사용했던 칼럼하나 추가

mysql 랜덤하게 5개불러오기

select * from table order by RAND() limit 5; 

oracle 랜덤하게 5개 불러오기

SELECT * FROM ( SELECT AA.*, ROWNUM SEQ_NO FROM (

select * from table order by DBMS_RANDOM.RANDOM

) AA WHERE ROWNUM <= 5) WHERE SEQ_NO >=  1 AND SEQ_NO <= 5

mssql 랜덤하게 5개 불러오기

select top 5 * from table order by newid();

tmax 랜덤하게 불러오기

select * from tb_cm_pagecharge order by dbms_random.value;

SELECT *

FROM

(

  SELECT * FROM table

  ORDER BY dbms_random.value

)

WHERE rownum <= 5