December 2024
Beginner to intermediate
336 pages
7h 41m
Korean
Content preview from 로우코드 AI
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42
로우코드 AI
반정형 데이터
는 정형 데이터와 비정형 데이터의 중간쯤에 해당하는 데이터 유형입니다. 표 형
식과 같은 데이터 모델은 없지만, 태그와 시맨틱 표시자
semantic
marker
와 같은 정보가 포함될 수
있습니다. 반정형 데이터는 본질적으로 정형 데이터와 비정형 데이터를 조합한 것입니다. 가령
동영상 파일에 날짜나 위치와 같은 메타 태그가 포함될 수 있지만, 그 안의 정보는 구조화되어
있지 않습니다.
다음은 반정형 데이터의 몇 가지 예시입니다.
•
CSV
,
XML
,
JSON
파일
•
HTML
•
이메일: 정형 데이터만큼은 아니지만, 어느 정도 구조가 정해져 있기에 반정형 데이터로 간주합니다. 일반
적으로 헤더, 본문, 첨부 파일로 구성되죠. 헤더에는 발신자, 수신자, 메시지 날짜에 관한 정보가 포함되며,
본문에는 메시지 텍스트가 포함됩니다.
[그림
2
-
9
]는 비정형, 반정형, 정형 데이터를 비교한 그림입니다.
그림
2-9
비정형, 반정형, 정형 데이터 예시
1
2.2.3
데이터 파일 형식
데이터 파일의 형식은 다양하며, 형식마다 용도가 있습니다. [표
2
-
3
]은 가장 일반적인 데이터
파일의 유형을 몇 가지 보여줍니다.
1
옮긴이_ 이메일의 실제 내용(텍스트)은 비정형 데이터로 간주하지만, 정해진 카테고리별로 이메일을 분류할 수 있으니 반정형
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and much more.
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.