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refactor(engine): 移除SQLite和PostgreSQL配置中的查询缓存禁用设置以优化性能

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Windpicker-owo
2025-12-09 22:03:52 +08:00
parent 1bccc31235
commit 487e49c1c1
1 changed files with 0 additions and 5 deletions
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src/common/database/core/engine.py
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@@ -114,9 +114,6 @@ def _build_sqlite_config(config) -> tuple[str, dict]:
"check_same_thread": False, "check_same_thread": False,
"timeout": 60, "timeout": 60,
}, },
# ⚠️ 禁用 SQLAlchemy 查询编译缓存以阻断可能的 tuple 膨胀
# 观察到长时间运行后 tuple 数量飙升，先通过关闭缓存止血
"query_cache_size": 0,
} }
logger.debug(f"SQLite配置: {db_path}") logger.debug(f"SQLite配置: {db_path}")
@@ -165,8 +162,6 @@ def _build_postgresql_config(config) -> tuple[str, dict]:
"pool_timeout": config.connection_timeout, "pool_timeout": config.connection_timeout,
"pool_recycle": 3600, "pool_recycle": 3600,
"pool_pre_ping": True, "pool_pre_ping": True,
# ⚠️ 禁用 SQLAlchemy 查询编译缓存以阻断可能的 tuple 膨胀
"query_cache_size": 0,
} }
if connect_args: if connect_args: