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트렌드 먼저 최근 운영 이슈와 시니어 해석만 빠르게 보기 개념부터 보강 심화 학습 글만 모아 체계적으로 따라가기 구현 문맥 보기 프로젝트 시리즈와 설계 변화만 이어서 보기

Go로 PostgreSQL 프록시 만들기 (29) - WriteHeader 이후 헤더 동결과 테스트가 못 잡는 버그

Go PostgreSQL Database Proxy HTTP net/http WriteHeader Data Race Testing

Go로 PostgreSQL 프록시 만들기 (29) - WriteHeader 이후 헤더 동결과 테스트가 못 잡는 버그

🚀 pgmux March 12, 2026 ⏱ 4분

WriteHeader 호출 이후 Content-Type이 사라지는 버그, SetReloadFunc data race, httptest.ResponseRecorder가 감지하지 못하는 회귀의 원인과 수정 과정을 정리한다.

Go로 PostgreSQL 프록시 만들기 (30) - AST 라우팅 사각지대와 캐시 무효화 실종

Go PostgreSQL Database Proxy AST Cache Routing Quality Assurance Performance

Go로 PostgreSQL 프록시 만들기 (30) - AST 라우팅 사각지대와 캐시 무효화 실종

🚀 pgmux March 12, 2026 ⏱ 8분

QA 3차 리포트 5건 — AST 분류가 라우팅에 미반영, 캐시 테이블 무효화 no-op, 중복 파싱 5회/요청, 헬스체크 순차 지연, splitStatements 달러쿼팅 미처리 — 의 원인과 수정 과정을 정리한다.

Go로 PostgreSQL 프록시 만들기 (31) - 캐시 포맷 충돌과 HTTP 서버 수명주기

Go PostgreSQL Database Proxy Cache HTTP Graceful Shutdown Quality Assurance

Go로 PostgreSQL 프록시 만들기 (31) - 캐시 포맷 충돌과 HTTP 서버 수명주기

🚀 pgmux March 12, 2026 ⏱ 6분

QA 4차 리포트 5건 — 캐시 키 네임스페이스 부재로 JSON/wire 응답 충돌, 읽기 캐시 무효화 실종, balancer 상태 초기화, HTTP 서버 lifecycle 미관리, AST 재파싱 — 의 원인과 수정 과정을 정리한다.