Discussions

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  [Kafka] 기본 개념 이해하기

  Published 카프카(Kafka)

  jaejlf started Jul 12, 2025 in Kafka

  

  

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  [MySQL] 파티션 키가 PK에 포함되어야하는 이유

  파티셔닝(Partitioning) Published PK(Primary Key)

  jaejlf started Jun 3, 2025 in 데이터베이스

  

  

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  [운영체제] 가상 메모리

  Published 가상 메모리(Virtual Memory)

  jaejlf started Jun 14, 2025 in 운영체제

  

  

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  [MySQL] 캐릭터셋(Character Set)과 콜레이션(Collation)

  Published 캐릭터셋(Character Set) 콜레이션(Collation)

  jaejlf started Jun 3, 2025 in 데이터베이스

  

  

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  [SQL] NOT IN 빈 리스트 문제

  Published SQL

  jaejlf started Jun 3, 2025 in Java

  

  

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  [Java] 직렬화(Serializable)

  Published 직렬화(Serializable)

  jaejlf started Jun 3, 2025 in Java

  

  

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  [MySQL] 메타데이터 락 (feat. DROP DROP PARTITION)

  파티셔닝(Partitioning) 락(Lock) Published

  jaejlf started Jun 3, 2025 in 데이터베이스

  

  

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  [Java] ThreadLocal 사용하기

  Published ThreadLocal

  jaejlf started May 24, 2025 in Java

  

  

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  [JPA] @SQLRestriction으로 조건에 따라 엔티티 조회하기

  JPA Published

  jaejlf started Mar 25, 2025 in Spring/JPA

  

  

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  [Java] JVM, JRE, JDK

  JVM Published JRE JDK

  jaejlf started Nov 12, 2024 in Java

  

  

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  [Java] JVM 옵션

  JVM GC(Garbage Collection) 메모리(Memory) Published

  jaejlf started Nov 12, 2024 in Java

  

  

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  [Java] 변수의 종류

  Published 변수(Variable) 래퍼(Wrapper)

  jaejlf started Jan 6, 2025 in Java

  

  

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  [Java] Java 프로세스 메모리 영역

  JVM 메모리(Memory) Published

  jaejlf started Nov 12, 2024 in Java

  

  

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  [Java] 제네릭(Generic)

  제네릭(Generic) Published

  jaejlf started Dec 8, 2024 in Java

  

  

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  [Java] 모든 클래스의 부모인 Object 클래스

  객체(Object) Published

  jaejlf started Nov 20, 2024 in Java

  

  

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  [Java] 접근 제어자 (public, protected, default, private)

  접근 제어자(Access Modifier) Published

  jaejlf started Nov 25, 2024 in Java

  

  

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  [JPA] @Query와 @Modifying

  JPA Published 페이징(Paging)

  jaejlf started Nov 20, 2024 in Spring/JPA

  

  

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  [데이터베이스] DBCP 이해하기 (feat. HikariCP)

  DBCP HikariCP Published

  jaejlf started Nov 19, 2024 in 데이터베이스

  

  

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  [MySQL] UPSERT를 처리하는 방법 (feat. auto_increment PK 주의)

  MySQL Published PK(Primary Key) auto_increment

  jaejlf started Nov 12, 2024 in 데이터베이스

  

  

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  🦞

  [운영체제] 멀티 프로그래밍 vs 멀티 태스킹 vs 멀티 스레딩 vs 멀티 프로세싱

  프로세스(Process) 스레드(Thread) Published

  jaejlf started Nov 12, 2024 in 운영체제

  

  

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  [운영체제] CPU Bound와 IO Bound

  Published CPU I/O

  jaejlf started Nov 12, 2024 in 운영체제

  

  

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  [JPA] JPA 변경 감지(Dirty Checking)

  JPA Published JPA 변경 감지(Dirty Checking)

  jaejlf started Nov 12, 2024 in Spring/JPA

  

  

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  [Java] 불변 객체(Immutable)로 사이드 이펙트 방지하기

  불변(Immutable) Published

  jaejlf started Nov 12, 2024 in Java

  

  

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  [Java] 스트링 풀(String Pool)을 통한 문자열 관리

  문자열(String) 불변(Immutable) Published 스트링 풀(String Pool)

  jaejlf started Nov 12, 2024 in Java

  

  

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  [Java] 클래스, 객체, 인스턴스

  객체(Object) Published 클래스(Class)

  jaejlf started Nov 12, 2024 in Java

  

  

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