Unverified50% confidenceFactExact time
WAL 通过重放日志实现崩溃恢复，MVCC 通过为每条记录维护多个版本（xmin/xmax 标记）实现读写不阻塞，由 VACUUM 进程清理过期版本
1
Sources
50%
Confidence
Long-term
Relevance
7/13/2026
First Seen
Sources
pgrust：用Rust重写Postgres，已通过全部回归测试
githubGitHub Trending7/11/2026
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