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

2025-12-09 22:03:52 +08:00
parent 1bccc31235
commit 487e49c1c1
1 changed files with 0 additions and 5 deletions
--- a/src/common/database/core/engine.py
+++ b/src/common/database/core/engine.py
@@ -114,9 +114,6 @@ def _build_sqlite_config(config) -> tuple[str, dict]:
            "check_same_thread": False,
            "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}")
@@ -165,8 +162,6 @@ def _build_postgresql_config(config) -> tuple[str, dict]:
        "pool_timeout": config.connection_timeout,
        "pool_recycle": 3600,
        "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: