[SQLD] 45 ~ 49회 기출문제 주관식 모음 ( 총 32문제/정답 )
https://sincerity.tistory.com/2
- 참고 유튜브
https://youtube.com/watch?v=pMcv0Zhh3J0&si=s5qny5nkFf8pcdL-
정규화
https://youtube.com/watch?v=SS6H2whbfwc&si=8TblPniwyBWcEgO9
반정규화
https://www.youtube.com/watch?v=cy9Xiim1X94
rollup, 집계함수
https://www.youtube.com/watch?v=u4PPWuz9XmA
grouping sets
https://www.youtube.com/watch?v=WP1E7xlqdzY
rank, dense_rank, row_number partition by
https://www.youtube.com/watch?v=4WWxVOdkb6Q
ntile 등급함수
https://www.youtube.com/watch?v=boNut__USIU
start with connect by prior
https://www.youtube.com/watch?v=SIaOH9wEwHk
exists
https://youtube.com/watch?v=8uP_E6SyiuM&si=tkGnXxeSj8LYmb-R
2과목-1파트
https://youtube.com/watch?v=BQxAxMnHByU&si=N533M65dfJmd9qII
2단원 마무리정리
https://youtube.com/watch?v=oPe-ll6SzO8&si=SpfEdyb5BXBJitRJ
마무리 기출 13문제
https://www.youtube.com/watch?v=gmMaH5mMJ9M
sqld 핵심요약 1과목
https://www.youtube.com/watch?v=mKCQLJCwZ_8
sqld 핵심요약 2과목