Unverified50% confidenceFactExact time
当WAL文件积累到默认1000页（约4MB）时，SQLite会自动触发checkpoint操作将日志合并回主数据库并重置WAL文件
1
Sources
50%
Confidence
Long-term
Relevance
7/8/2026
First Seen
Sources
Related Claims
UnverifiedA single SQLite database file supports a maximum of 281TB and can handle tens of thousands of read operations per second; Firefox, Chrome, Android, and other systems make extensive internal use of SQLite.75% similarUnverifiedIn WAL mode, SQLite maintains three key files: the main database file (.db), the WAL file (.db-wal), and the shared memory file (.db-shm).70% similarUnverified持久化记忆通过将信息存储于外部数据库（如向量数据库Chroma、Pinecone或结构化数据库SQLite）来突破上下文窗口限制69% similarUnverifiedCodex使用SQLite数据库文件state.db存储会话元数据68% similarVerifiedSQLite是世界上部署最广泛的数据库引擎，以单文件形式存储整个数据库，无需独立的服务器进程68% similar
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