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62 followers · 75 following

Achievements

Achievement: Public SponsorAchievement: Pull Sharkx3Achievement: Pair ExtraordinaireAchievement: YOLOAchievement: Quickdraw

Achievements

Achievement: Public SponsorAchievement: Pull Sharkx3Achievement: Pair ExtraordinaireAchievement: YOLOAchievement: Quickdraw

Organizations

@YAPP-Github @RecruitUs @FinFellows @9oormthon-univ @Book-Driven-Developers @MJU-SW-Contest-2024 @9oormDari @EE-UM

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LEEJaeHyeok97/README.md

Hi, God bless us 👋

Hi, I'm JaeHyeok Lee, a dev writing backend developer! passionate about making engaging experiences

📬 Latest Blog Posts

2026/06/24 - 자바의 체크 예외 vs 언체크 예외(with @Transactional)
2026/06/11 - Mattermost의 인덱스 머지 교집합이 슬로우 쿼리의 원인이 됐던 사례에 대한 해석본과 내 결론
2026/04/16 - @SoftDelete 의 TIMESTAMP 사용법(Hibernate 7 버전)
2026/04/14 - [MySQL] 특정 유저가 댓글 단 모든 게시글 조회 쿼리 개선하기
2026/04/02 - [MySQL 쿼리 최적화] 실행 계획을 분석해보자

Pinned Loading

  1. EE-UM/EEUM-BE EE-UM/EEUM-BE Public

    뮤직 플레이리스트 공유 소셜 서비스 - '이음'

    Java

  2. YAPP-Github/25th-Web-Team-3-BE YAPP-Github/25th-Web-Team-3-BE Public

    ☕️ 맛있는 커피만 추천하는 카페 큐레이션 서비스, 브루라운지

    Kotlin 2

  3. digging-into-db digging-into-db Public

    데이터베이스 프로그램을 자바코드로 직접 만들기

    Java 2

  4. mini-operating-system mini-operating-system Public

    처음부터 시작해서 작은 OS 하나를 차근차근 만들어본다.

    C