(Java, Spring-boot, Multi-thread, hexagonal, disk WAL, queue based)멀티스레드 환경에서 JPA 엔티티 변경 사항을 감지하고, 외부 인프라 없이 안전하게 비동기 저장하는 구조입니다. 부하를 줄이기 위한 JDBC Batch Insert, 로그 유실을 막기 위한 WAL 파일 로깅 처리, 동시성 처리를 위한 Queue 처리 등을 포함하고 있습니다.

ArangoDB Write-Ahead-Log Client in Java

lightweight LSM tree based storage engine implementation using WAL, memtable and sstable with basic operations

A robust Java implementation of a Write Ahead Log (WAL) system designed for ensuring data durability and consistency in database systems.

End to End Distributed Deep Learning Engine, works both with Streaming and Batch Data built using Apache Flink

A Java library for working with append-only files

a tiny database with ARIES recovery algorithm (WAL and Fuzzy Checkpoint) to achieve ACID

Waltz is a quorum-based distributed write-ahead log for replicating transactions