Skip to content
View LEEJaeHyeok97's full-sized avatar
👋
👋
63 followers · 74 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

Block or report LEEJaeHyeok97

Block user

Prevent this user from interacting with your repositories and sending you notifications. Learn more about blocking users.

You must be logged in to block users.

Maximum 250 characters. Please don’t include any personal information such as legal names or email addresses. Markdown is supported. This note will only be visible to you.
Report abuse

Contact GitHub support about this user’s behavior. Learn more about reporting abuse.

Report abuse
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

2026/07/20 - MySQL 공식문서(10.3.9) 분석 - B-Tree 인덱스와 Hash 인덱스의 비교
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

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