Obsidian/Recognition/Work Related/프로젝트/스마트계류장/1.데이터베이스/작업SQL 백업/데이터사정정의어.md

```SQL
select *
from datadic_list


update datadic_list
set gbn = 'EN'
where gbn is null


-- 중복자료
select item
from datadic_list d 
group by item 
having count(item) > 1


-- .제외
select *
from datadic_list d 
-- where item like '%#%'
where item_ko like '%~%'

-- 미사용으로 변경(. / * / # / de에만 있는것 / en에만 있는것, en인것)
update datadic_list a 
set useyn  = 'N'
where item_ko like '%..%'
	
	
	
-- de에만 있는것
select *
from datadic_list d 
where gbn = 'DE'
and nvl(useyn, 'Y') = 'Y'
and not exists (
	select 'x'
	from datadic_list c
	where gbn = 'EN' 
	and d.item = c.item 
	)
	

-- en에만 있는것
select *
from datadic_list d 
where gbn = 'EN'
and nvl(useyn, 'Y') = 'Y'
and not exists (
	select 'x'
	from datadic_list c
	where gbn = 'DE' 
	and d.item = c.item 
	)
	
-- item이 한글자인것
select *
from datadic_list d 
where length(item) = 1
and gbn = 'DE'


-- 동의어(중복)자료
-- create table tmp_dup as
select item, max(seq) as seq
from datadic_list d 
where nvl(useyn, 'Y') = 'Y'
and gbn = 'DE'
group by item 
having count(item) > 1


select count(*) from tmp_dup


-- 중복자료 동의어 처리
update datadic_list a 
set mainyn  = '동의어'
where gbn = 'DE'
and nvl(useyn, 'Y') = 'Y'
and exists (
	select 'i'
	from tmp_dup c
	where c.seq = a.seq 
	and c.item = a.item 
)

	
-- 최종 
select seq, mainyn, replace(item_ko,' ', ''), item_en , upper(item) , item_ko 
from datadic_list d 
where nvl(useyn, 'Y') = 'Y'



-- SACP 용어 추가
select *
from datadic_list d 
where gbn = 'SACP'



 select seq, replace(item_ko,' ', ''), item_en , item , item_ko, useyn, gbn, mainyn 
from datadic_list d 
where nvl(useyn, 'Y') = 'Y'



 select seq, item_ko, item_en , item , item_ko, useyn, gbn, mainyn 
from datadic_list d 
where nvl(useyn, 'Y') = 'Y'
and exists (
	 select 'o'
	 from datadic_old do2 
	where item_ko = replace(d.item_ko,' ', '')
-- 	 where item = d.item
 )
 
 
 select *
 from datadic_list dl 
 where item_ko like '%하다%'
 and nvl(useyn, 'Y') = 'Y'
 
```