继续优化数据库

app.py

@@ -12,7 +12,7 @@ import pytz
 from lib.db import execute_query
 from lib.report_generator import generate_daily_report
 from lib.api import register_blueprints
-from lib.db_init import init_database_tables
+from lib.db_init import init_database_tables, optimize_sum_data_indexes
 from lib.logger import log_info, log_error, log_warning
 from lib.api.download_api import cleanup_old_temp_zips
 from lib.api.auth_api import get_current_user
@@ -33,6 +33,13 @@ register_blueprints(app)
 log_info('正在初始化数据库表...', 'app')
 if init_database_tables():
     log_info('数据库表初始化成功', 'app')
+    
+    # 优化求和数据表索引
+    log_info('正在优化数据库索引...', 'app')
+    if optimize_sum_data_indexes():
+        log_info('数据库索引优化成功', 'app')
+    else:
+        log_warning('数据库索引优化失败，但不影响正常使用', 'app')
 else:
     log_error('数据库表初始化失败，请检查数据库连接', 'app')
 
@@ -145,12 +152,40 @@ def scheduled_job():
         log_error(f'定时任务执行失败：{e}', 'scheduler')
 
 
-# 启动定时任务
+# ==================== 启动定时任务 ====================
 scheduler = BackgroundScheduler(timezone='Asia/Shanghai')
 scheduler.add_job(scheduled_job, 'cron', hour=8, minute=30)
 scheduler.add_job(cleanup_old_temp_zips, 'interval', hours=1)
+
+# 添加 Doris 表统计信息定时优化任务（每天凌晨3点执行）
+def optimize_doris_tables():
+    """定期优化 Doris 表统计信息"""
+    try:
+        log_info('开始执行 Doris 表统计信息优化...', 'scheduler')
+        from lib.doris_optimize import optimize_doris_table
+        
+        tables = [
+            't_daily_report_sum_data',
+            't_daily_report_config',
+            't_daily_report_history',
+        ]
+        
+        for table in tables:
+            try:
+                optimize_doris_table(table)
+                log_info(f'表 {table} 统计信息优化完成', 'scheduler')
+            except Exception as e:
+                log_warning(f'表 {table} 统计信息优化失败: {e}', 'scheduler')
+        
+        log_info('Doris 表统计信息优化完成', 'scheduler')
+    except Exception as e:
+        log_error(f'Doris 表统计信息优化失败: {e}', 'scheduler')
+
+
+scheduler.add_job(optimize_doris_tables, 'cron', hour=3, minute=0)
+
 scheduler.start()
-log_info('定时任务已启动：每天 08:30 执行日报生成，每小时清理临时文件', 'app')
+log_info('定时任务已启动：每天 08:30 执行日报生成，每小时清理临时文件，每天 03:00 优化 Doris 统计信息', 'app')
 
 
 # ==================== 启动应用 ====================

lib/api/global_config_api.py

@@ -1,5 +1,6 @@
 from flask import Blueprint, jsonify, request
 from lib.db import execute_query, execute_update
+from lib.doris_optimize import get_pool, optimize_doris_table, get_doris_table_stats
 import json
 
 global_config_api = Blueprint('global_config_api', __name__)
@@ -34,3 +35,65 @@ def save_sum_data_fields():
         return jsonify({'success': True, 'message': '配置保存成功'})
     except Exception as e:
         return jsonify({'success': False, 'message': str(e)}), 500
+
+
+# ==================== Doris 优化接口 ====================
+
+@global_config_api.route('/api/doris/status', methods=['GET'])
+def get_doris_status():
+    """获取 Doris 连接池状态"""
+    try:
+        pool = get_pool()
+        stats = pool.get_stats()
+        return jsonify({'success': True, 'data': stats})
+    except Exception as e:
+        return jsonify({'success': False, 'message': str(e)}), 500
+
+
+@global_config_api.route('/api/doris/optimize-table', methods=['POST'])
+def api_optimize_table():
+    """优化 Doris 表统计信息"""
+    try:
+        data = request.get_json()
+        table_name = data.get('table_name', '')
+        
+        if not table_name:
+            return jsonify({'success': False, 'message': '请提供表名'}), 400
+        
+        result = optimize_doris_table(table_name)
+        if result:
+            return jsonify({'success': True, 'message': f'表 {table_name} 优化成功'})
+        else:
+            return jsonify({'success': False, 'message': f'表 {table_name} 优化失败'})
+    except Exception as e:
+        return jsonify({'success': False, 'message': str(e)}), 500
+
+
+@global_config_api.route('/api/doris/table-stats', methods=['GET'])
+def api_get_table_stats():
+    """获取 Doris 表统计信息"""
+    try:
+        table_name = request.args.get('table_name', 't_daily_report_sum_data')
+        stats = get_doris_table_stats(table_name)
+        return jsonify({'success': True, 'data': stats})
+    except Exception as e:
+        return jsonify({'success': False, 'message': str(e)}), 500
+
+
+@global_config_api.route('/api/doris/health-check', methods=['GET'])
+def doris_health_check():
+    """Doris 健康检查"""
+    try:
+        # 简单查询测试连接
+        result = execute_query('SELECT 1 as test')
+        return jsonify({
+            'success': True,
+            'status': 'healthy',
+            'test_query': result
+        })
+    except Exception as e:
+        return jsonify({
+            'success': False,
+            'status': 'unhealthy',
+            'message': str(e)
+        }), 500

lib/api/sum_data_api.py

@@ -51,7 +51,11 @@ def list_sum_data():
         config_name = request.args.get('config_name')
         sum_field_key = request.args.get('sum_field_key')
         data_source = request.args.get('data_source')
-        log_info(f'[求和数据API] 查询求和数据列表，page={page}, page_size={page_size}', 'api')
+        
+        # 当 page_size 较大时（>=1000），跳过 COUNT 查询以优化性能
+        skip_count = page_size >= 1000
+        
+        log_info(f'[求和数据API] 查询求和数据列表，page={page}, page_size={page_size}, skip_count={skip_count}', 'api')
         
         result = get_sum_data_list(
             page=page,
@@ -61,11 +65,12 @@ def list_sum_data():
             config_id=config_id,
             config_name=config_name,
             sum_field_key=sum_field_key,
-            data_source=data_source
+            data_source=data_source,
+            skip_count=skip_count
         )
         
         if result['success']:
-            log_info(f'[求和数据API] 查询成功，共{result["data"]["total"]}条记录', 'api')
+            log_info(f'[求和数据API] 查询成功，共{len(result["data"]["list"])}条记录', 'api')
             return jsonify(result)
         else:
             return jsonify(result), 400

lib/db.py

@@ -1,10 +1,14 @@
 """
 数据库连接配置
+针对 Apache Doris 优化的数据库操作模块
 """
 import os
+import time
 import pymysql
 from contextlib import contextmanager
 from lib.logger import log_info, log_error, log_warning
+from lib.doris_optimize import get_pool, get_doris_connection, execute_doris_query, execute_doris_update, execute_doris_batch_insert
+
 
 def get_db_config():
     """从环境变量或默认值获取数据库配置"""
@@ -17,7 +21,7 @@ def get_db_config():
         'charset': 'utf8mb4',
         'cursorclass': pymysql.cursors.DictCursor,
         'autocommit': True,
-        'connect_timeout': 30,
+        'connect_timeout': 10,  # 优化：缩短连接超时
         'read_timeout': 120,
         'write_timeout': 120
     }
@@ -27,7 +31,14 @@ DB_CONFIG = get_db_config()
 
 @contextmanager
 def get_connection():
-    """获取数据库连接（上下文管理器）"""
+    """获取数据库连接（上下文管理器）- 优先使用连接池"""
+    try:
+        # 使用连接池获取连接
+        with get_doris_connection() as conn:
+            yield conn
+    except Exception:
+        # 连接池失败时回退到直接连接
+        log_warning('[数据库] 连接池获取失败，回退到直接连接', 'db')
         try:
             conn = pymysql.connect(**DB_CONFIG)
             yield conn
@@ -42,71 +53,57 @@ def get_connection():
 
 
 def execute_query(sql, params=None, retry=2):
-    """执行查询并返回结果"""
+    """执行查询并返回结果 - 使用 Doris 优化版本"""
-    for attempt in range(retry + 1):
+    return execute_doris_query(sql, params, retry)
-        try:
-            with get_connection() as conn:
-                with conn.cursor() as cursor:
-                    cursor.execute(sql, params)
-                    result = cursor.fetchall()
-                    if attempt > 0:
-                        log_info(f'[数据库] 查询重试成功，第{attempt+1}次尝试', 'db')
-                    return result
-        except pymysql.err.OperationalError as e:
-            if attempt < retry and (e.args[0] == 2013 or e.args[0] == 2006):
-                log_warning(f'[数据库] 查询连接断开，正在重试（第{attempt+1}次）: {e}', 'db')
-                import time
-                time.sleep(1)
-                continue
-            log_error(f'查询失败: {e}\nSQL: {sql}\nParams: {params}', 'db', exc_info=True)
-            raise
-        except Exception as e:
-            log_error(f'查询失败: {e}\nSQL: {sql}\nParams: {params}', 'db', exc_info=True)
-            raise
 
 
 def execute_update(sql, params=None, retry=2):
-    """执行更新操作"""
+    """执行更新操作 - 使用 Doris 优化版本"""
-    for attempt in range(retry + 1):
+    return execute_doris_update(sql, params, retry)
-        try:
-            with get_connection() as conn:
-                with conn.cursor() as cursor:
-                    affected = cursor.execute(sql, params)
-                    if attempt > 0:
-                        log_info(f'[数据库] 更新重试成功，第{attempt+1}次尝试', 'db')
-                    return cursor.rowcount
-        except pymysql.err.OperationalError as e:
-            if attempt < retry and (e.args[0] == 2013 or e.args[0] == 2006):
-                log_warning(f'[数据库] 更新连接断开，正在重试（第{attempt+1}次）: {e}', 'db')
-                import time
-                time.sleep(1)
-                continue
-            log_error(f'更新失败: {e}\nSQL: {sql}\nParams: {params}', 'db', exc_info=True)
-            raise
-        except Exception as e:
-            log_error(f'更新失败: {e}\nSQL: {sql}\nParams: {params}', 'db', exc_info=True)
-            raise
 
 
 def execute_insert(sql, params=None, retry=2):
     """执行插入操作并返回插入ID"""
     for attempt in range(retry + 1):
         try:
-            with get_connection() as conn:
+            start_time = time.time()
+            
+            with get_doris_connection() as conn:
                 with conn.cursor() as cursor:
                     cursor.execute(sql, params)
                     last_id = cursor.lastrowid
+            
+            elapsed = (time.time() - start_time) * 1000
+            
+            if elapsed > 100:
+                log_info(f"[Doris慢插入] 耗时: {elapsed:.1f}ms, SQL: {sql[:200]}", 'doris')
+            
             if attempt > 0:
                 log_info(f'[数据库] 插入重试成功，第{attempt+1}次尝试', 'db')
+            
             return last_id
         except pymysql.err.OperationalError as e:
             if attempt < retry and (e.args[0] == 2013 or e.args[0] == 2006):
                 log_warning(f'[数据库] 插入连接断开，正在重试（第{attempt+1}次）: {e}', 'db')
-                import time
+                time.sleep(0.5 * (attempt + 1))
-                time.sleep(1)
                 continue
             log_error(f'插入失败: {e}\nSQL: {sql}\nParams: {params}', 'db', exc_info=True)
             raise
         except Exception as e:
             log_error(f'插入失败: {e}\nSQL: {sql}\nParams: {params}', 'db', exc_info=True)
             raise
+
+
+def execute_batch_insert(sql, params_list, batch_size=100):
+    """
+    批量插入优化（针对 Doris 特性优化）
+    
+    Args:
+        sql: SQL 语句
+        params_list: 参数列表
+        batch_size: 每批大小（默认100）
+    
+    Returns:
+        int: 插入的总行数
+    """
+    return execute_doris_batch_insert(sql, params_list, batch_size)

lib/db_init.py

@@ -275,3 +275,133 @@ def init_database_tables():
     except Exception as e:
         log_error(f"[数据库] 初始化失败: {e}", 'db_init', exc_info=True)
         return False
+
+
+def optimize_sum_data_indexes():
+    """优化求和数据表的索引，提升查询性能"""
+    try:
+        log_info("[数据库] 开始优化 t_daily_report_sum_data 表索引", 'db_init')
+        
+        # 检查倒排索引是否存在
+        def _index_exists(index_name):
+            try:
+                result = execute_query("SHOW INDEX FROM t_daily_report_sum_data")
+                for row in (result or []):
+                    key_name = row.get('Key_name', '') or row.get('Index_name', '')
+                    if key_name == index_name:
+                        return True
+            except Exception:
+                pass
+            return False
+        
+        # 添加倒排索引以加速查询
+        # report_date 索引 - 日期范围查询
+        try:
+            if not _index_exists('idx_report_date'):
+                execute_update("""
+                    ALTER TABLE t_daily_report_sum_data 
+                    ADD INDEX idx_report_date (report_date) 
+                    USING INVERTED PROPERTIES("parser" = "none")
+                    COMMENT '报表日期索引'
+                """)
+                log_info("[数据库] 添加 report_date 倒排索引", 'db_init')
+            else:
+                log_info("[数据库] report_date 倒排索引已存在", 'db_init')
+        except Exception as e:
+            log_warning(f"[数据库] 添加 report_date 索引失败: {e}", 'db_init')
+        
+        # config_id 索引 - 配置查询
+        try:
+            if not _index_exists('idx_config_id'):
+                execute_update("""
+                    ALTER TABLE t_daily_report_sum_data 
+                    ADD INDEX idx_config_id (config_id) 
+                    USING INVERTED PROPERTIES("parser" = "none")
+                    COMMENT '配置ID索引'
+                """)
+                log_info("[数据库] 添加 config_id 倒排索引", 'db_init')
+            else:
+                log_info("[数据库] config_id 倒排索引已存在", 'db_init')
+        except Exception as e:
+            log_warning(f"[数据库] 添加 config_id 索引失败: {e}", 'db_init')
+        
+        # data_source 索引 - 数据来源查询
+        try:
+            if not _index_exists('idx_data_source'):
+                execute_update("""
+                    ALTER TABLE t_daily_report_sum_data 
+                    ADD INDEX idx_data_source (data_source) 
+                    USING INVERTED PROPERTIES("parser" = "none")
+                    COMMENT '数据来源索引'
+                """)
+                log_info("[数据库] 添加 data_source 倒排索引", 'db_init')
+            else:
+                log_info("[数据库] data_source 倒排索引已存在", 'db_init')
+        except Exception as e:
+            log_warning(f"[数据库] 添加 data_source 索引失败: {e}", 'db_init')
+        
+        # sum_field_key 索引 - 字段查询
+        try:
+            if not _index_exists('idx_sum_field_key'):
+                execute_update("""
+                    ALTER TABLE t_daily_report_sum_data 
+                    ADD INDEX idx_sum_field_key (sum_field_key) 
+                    USING INVERTED PROPERTIES("parser" = "none")
+                    COMMENT '求和字段索引'
+                """)
+                log_info("[数据库] 添加 sum_field_key 倒排索引", 'db_init')
+            else:
+                log_info("[数据库] sum_field_key 倒排索引已存在", 'db_init')
+        except Exception as e:
+            log_warning(f"[数据库] 添加 sum_field_key 索引失败: {e}", 'db_init')
+        
+        # config_name 索引 - 配置名称模糊搜索
+        try:
+            if not _index_exists('idx_config_name'):
+                execute_update("""
+                    ALTER TABLE t_daily_report_sum_data 
+                    ADD INDEX idx_config_name (config_name) 
+                    USING INVERTED PROPERTIES("parser" = "none")
+                    COMMENT '配置名称索引'
+                """)
+                log_info("[数据库] 添加 config_name 倒排索引", 'db_init')
+            else:
+                log_info("[数据库] config_name 倒排索引已存在", 'db_init')
+        except Exception as e:
+            log_warning(f"[数据库] 添加 config_name 索引失败: {e}", 'db_init')
+        
+        # split_type 索引 - 拆分类型查询
+        try:
+            if not _index_exists('idx_split_type'):
+                execute_update("""
+                    ALTER TABLE t_daily_report_sum_data 
+                    ADD INDEX idx_split_type (split_type) 
+                    USING INVERTED PROPERTIES("parser" = "none")
+                    COMMENT '拆分类型索引'
+                """)
+                log_info("[数据库] 添加 split_type 倒排索引", 'db_init')
+            else:
+                log_info("[数据库] split_type 倒排索引已存在", 'db_init')
+        except Exception as e:
+            log_warning(f"[数据库] 添加 split_type 索引失败: {e}", 'db_init')
+        
+        # split_value 索引 - 拆分值查询
+        try:
+            if not _index_exists('idx_split_value'):
+                execute_update("""
+                    ALTER TABLE t_daily_report_sum_data 
+                    ADD INDEX idx_split_value (split_value) 
+                    USING INVERTED PROPERTIES("parser" = "none")
+                    COMMENT '拆分值索引'
+                """)
+                log_info("[数据库] 添加 split_value 倒排索引", 'db_init')
+            else:
+                log_info("[数据库] split_value 倒排索引已存在", 'db_init')
+        except Exception as e:
+            log_warning(f"[数据库] 添加 split_value 索引失败: {e}", 'db_init')
+        
+        log_info("[数据库] 求和数据表索引优化完成", 'db_init')
+        return True
+    except Exception as e:
+        log_error(f"[数据库] 优化索引失败: {e}", 'db_init', exc_info=True)
+        return False

lib/doris_optimize.py

@@ -0,0 +1,380 @@
+"""
+Apache Doris 数据库优化模块
+针对 Doris 特性的优化策略：
+1. 连接池配置优化
+2. 批量操作优化
+3. 查询性能监控
+4. 表结构优化建议
+"""
+import os
+import time
+import pymysql
+from contextlib import contextmanager
+from collections import deque
+from threading import Lock
+from lib.logger import log_info, log_error, log_warning
+
+
+class DorisConnectionPool:
+    """Doris 数据库连接池"""
+    
+    _instance = None
+    _lock = Lock()
+    
+    def __new__(cls, *args, **kwargs):
+        if cls._instance is None:
+            with cls._lock:
+                if cls._instance is None:
+                    cls._instance = super().__new__(cls)
+                    cls._instance._initialized = False
+        return cls._instance
+    
+    def __init__(self, host=None, port=None, user=None, password=None, 
+                 database=None, pool_size=10, **kwargs):
+        if self._initialized:
+            return
+            
+        self._host = host or os.environ.get('DB_HOST', 'haoslm2.xicp.net')
+        self._port = port or int(os.environ.get('DB_PORT', 10216))
+        self._user = user or os.environ.get('DB_USER', 'root')
+        self._password = password or os.environ.get('DB_PASSWORD', 'DsideaL147258369')
+        self._database = database or os.environ.get('DB_NAME', 'yltcharge')
+        self._pool_size = pool_size
+        
+        # 连接池
+        self._pool = deque(maxlen=pool_size)
+        self._pool_lock = Lock()
+        self._total_connections = 0
+        self._initialized = True
+        
+        # 预热连接池
+        self._preheat_pool()
+        log_info(f"[Doris连接池] 初始化完成，目标连接数: {pool_size}", 'doris')
+    
+    def _preheat_pool(self):
+        """预热连接池"""
+        try:
+            for i in range(min(3, self._pool_size)):
+                try:
+                    conn = self._create_connection()
+                    with self._pool_lock:
+                        self._pool.append(conn)
+                        self._total_connections += 1
+                    log_info(f"[Doris连接池] 预热连接 {i+1}/3 成功", 'doris')
+                except Exception as e:
+                    log_warning(f"[Doris连接池] 预热连接失败: {e}", 'doris')
+        except Exception as e:
+            log_warning(f"[Doris连接池] 预热异常: {e}", 'doris')
+    
+    def _create_connection(self):
+        """创建新连接"""
+        conn = pymysql.connect(
+            host=self._host,
+            port=self._port,
+            user=self._user,
+            password=self._password,
+            database=self._database,
+            charset='utf8mb4',
+            cursorclass=pymysql.cursors.DictCursor,
+            autocommit=True,
+            connect_timeout=10,  # 缩短连接超时
+            read_timeout=120,
+            write_timeout=120,
+            # Doris 特有优化
+            init_command='SET SESSION query_timeout = 300000',  # 5分钟超时
+        )
+        return conn
+    
+    def get_connection(self, timeout=5):
+        """获取连接（带超时）"""
+        start_time = time.time()
+        
+        # 先从池中获取
+        with self._pool_lock:
+            if self._pool:
+                conn = self._pool.pop()
+                # 检查连接是否有效
+                try:
+                    conn.ping(reconnect=False)
+                    return conn
+                except Exception:
+                    # 连接失效，创建新连接
+                    self._total_connections -= 1
+                    try:
+                        conn.close()
+                    except Exception:
+                        pass
+        
+        # 池没有可用连接，等待或创建新连接
+        elapsed = time.time() - start_time
+        if elapsed < timeout:
+            # 尝试创建新连接（如果总数未超过限制）
+            if self._total_connections < self._pool_size:
+                try:
+                    conn = self._create_connection()
+                    with self._pool_lock:
+                        self._total_connections += 1
+                    return conn
+                except Exception as e:
+                    log_warning(f"[Doris连接池] 创建新连接失败: {e}", 'doris')
+        
+        # 超时或达到上限，强制创建新连接
+        log_warning(f"[Doris连接池] 强制创建新连接（池已满或超时）", 'doris')
+        return self._create_connection()
+    
+    def return_connection(self, conn):
+        """归还连接到池"""
+        if conn is None:
+            return
+        try:
+            conn.ping(reconnect=False)
+            with self._pool_lock:
+                if len(self._pool) < self._pool_size:
+                    self._pool.append(conn)
+                    return
+        except Exception:
+            pass
+        
+        # 连接失效或池已满，关闭连接
+        try:
+            conn.close()
+        except Exception:
+            pass
+        with self._pool_lock:
+            self._total_connections = max(0, self._total_connections - 1)
+    
+    def get_stats(self):
+        """获取连接池状态"""
+        with self._pool_lock:
+            return {
+                'pool_size': len(self._pool),
+                'total_connections': self._total_connections,
+                'max_pool_size': self._pool_size
+            }
+
+
+# 全局连接池实例
+_pool = None
+
+
+def get_pool():
+    """获取全局连接池"""
+    global _pool
+    if _pool is None:
+        _pool = DorisConnectionPool(pool_size=10)
+    return _pool
+
+
+@contextmanager
+def get_doris_connection():
+    """获取 Doris 连接的上下文管理器"""
+    pool = get_pool()
+    conn = pool.get_connection(timeout=3)
+    try:
+        yield conn
+    except pymysql.Error as e:
+        log_error(f"[Doris] 数据库操作失败: {e}", 'doris')
+        # 连接可能已失效，不归还到池
+        try:
+            conn.close()
+        except Exception:
+            pass
+        with pool._pool_lock:
+            pool._total_connections = max(0, pool._total_connections - 1)
+        raise
+    else:
+        pool.return_connection(conn)
+
+
+def execute_doris_query(sql, params=None, retry=2):
+    """
+    执行 Doris 查询（带重试和性能监控）
+    
+    Args:
+        sql: SQL 语句
+        params: 参数
+        retry: 重试次数
+    
+    Returns:
+        list: 查询结果
+    """
+    for attempt in range(retry + 1):
+        try:
+            start_time = time.time()
+            
+            with get_doris_connection() as conn:
+                with conn.cursor() as cursor:
+                    cursor.execute(sql, params)
+                    result = cursor.fetchall()
+            
+            elapsed = (time.time() - start_time) * 1000  # 毫秒
+            
+            # 慢查询监控（超过100ms记录）
+            if elapsed > 100:
+                log_info(f"[Doris慢查询] 耗时: {elapsed:.1f}ms, SQL: {sql[:200]}, 行数: {len(result) if result else 0}", 'doris')
+            
+            if attempt > 0:
+                log_info(f'[Doris] 查询重试成功，第{attempt+1}次尝试', 'doris')
+            
+            return result
+            
+        except pymysql.err.OperationalError as e:
+            if attempt < retry and (e.args[0] == 2013 or e.args[0] == 2006):
+                log_warning(f'[Doris] 查询连接断开，正在重试（第{attempt+1}次）: {e}', 'doris')
+                time.sleep(0.5 * (attempt + 1))
+                continue
+            log_error(f'[Doris] 查询失败: {e}\nSQL: {sql}\nParams: {params}', 'doris')
+            raise
+        except Exception as e:
+            log_error(f'[Doris] 查询失败: {e}\nSQL: {sql}\nParams: {params}', 'doris')
+            raise
+
+
+def execute_doris_batch_insert(sql, params_list, batch_size=100, retry=2):
+    """
+    Doris 批量插入优化
+    
+    Args:
+        sql: SQL 语句（带 %s 占位符）
+        params_list: 参数列表
+        batch_size: 每批大小
+        retry: 重试次数
+    
+    Returns:
+        int: 插入的总行数
+    """
+    if not params_list:
+        return 0
+    
+    total_inserted = 0
+    start_time = time.time()
+    
+    for i in range(0, len(params_list), batch_size):
+        batch = params_list[i:i + batch_size]
+        batch_sql = sql.rstrip()
+        
+        # 对于 Doris，可以使用 INSERT INTO ... VALUES (...), (...), (...) 格式
+        # 但 pymysql 的 executemany 已经处理好了
+        
+        for attempt in range(retry + 1):
+            try:
+                with get_doris_connection() as conn:
+                    with conn.cursor() as cursor:
+                        cursor.executemany(batch_sql, batch)
+                        total_inserted += len(batch)
+                
+                if attempt > 0:
+                    log_info(f'[Doris] 批量插入重试成功，第{attempt+1}次尝试', 'doris')
+                break
+                
+            except pymysql.err.OperationalError as e:
+                if attempt < retry and (e.args[0] == 2013 or e.args[0] == 2006):
+                    log_warning(f'[Doris] 批量插入连接断开，正在重试（第{attempt+1}次）: {e}', 'doris')
+                    time.sleep(0.5 * (attempt + 1))
+                    continue
+                log_error(f'[Doris] 批量插入失败: {e}\nSQL: {batch_sql}', 'doris')
+                raise
+            except Exception as e:
+                log_error(f'[Doris] 批量插入失败: {e}\nSQL: {batch_sql}', 'doris')
+                raise
+    
+    elapsed = (time.time() - start_time) * 1000
+    log_info(f'[Doris] 批量插入完成，共 {total_inserted} 行，耗时 {elapsed:.1f}ms', 'doris')
+    
+    return total_inserted
+
+
+def execute_doris_update(sql, params=None, retry=2):
+    """
+    执行 Doris 更新操作（带重试）
+    
+    Args:
+        sql: SQL 语句
+        params: 参数
+        retry: 重试次数
+    
+    Returns:
+        int: 影响的行数
+    """
+    for attempt in range(retry + 1):
+        try:
+            start_time = time.time()
+            
+            with get_doris_connection() as conn:
+                with conn.cursor() as cursor:
+                    affected = cursor.execute(sql, params)
+            
+            elapsed = (time.time() - start_time) * 1000
+            
+            if elapsed > 100:
+                log_info(f"[Doris慢更新] 耗时: {elapsed:.1f}ms, SQL: {sql[:200]}", 'doris')
+            
+            if attempt > 0:
+                log_info(f'[Doris] 更新重试成功，第{attempt+1}次尝试', 'doris')
+            
+            return cursor.rowcount if hasattr(cursor, 'rowcount') else affected
+            
+        except pymysql.err.OperationalError as e:
+            if attempt < retry and (e.args[0] == 2013 or e.args[0] == 2006):
+                log_warning(f'[Doris] 更新连接断开，正在重试（第{attempt+1}次）: {e}', 'doris')
+                time.sleep(0.5 * (attempt + 1))
+                continue
+            log_error(f'[Doris] 更新失败: {e}\nSQL: {sql}\nParams: {params}', 'doris')
+            raise
+        except Exception as e:
+            log_error(f'[Doris] 更新失败: {e}\nSQL: {sql}\nParams: {params}', 'doris')
+            raise
+
+
+def optimize_doris_table(table_name):
+    """
+    优化 Doris 表的统计信息
+    
+    Args:
+        table_name: 表名
+    """
+    try:
+        sql = f"ANALYZE TABLE {table_name} UPDATE HISTOGRAM"
+        execute_doris_update(sql)
+        log_info(f"[Doris] 表 {table_name} 统计信息已更新", 'doris')
+        return True
+    except Exception as e:
+        log_warning(f"[Doris] 表 {table_name} 统计信息更新失败: {e}", 'doris')
+        # 尝试使用 COMPUTE STATISTICS
+        try:
+            sql = f"ANALYZE TABLE {table_name} COMPUTE STATISTICS"
+            execute_doris_update(sql)
+            log_info(f"[Doris] 表 {table_name} 统计信息已计算", 'doris')
+            return True
+        except Exception as e2:
+            log_warning(f"[Doris] 表 {table_name} 统计信息计算也失败: {e2}", 'doris')
+            return False
+
+
+def get_doris_table_stats(table_name):
+    """
+    获取 Doris 表的统计信息
+    
+    Args:
+        table_name: 表名
+    
+    Returns:
+        dict: 统计信息
+    """
+    try:
+        sql = f"SHOW TABLE STATUS LIKE '{table_name}'"
+        result = execute_doris_query(sql)
+        if result:
+            return result[0]
+        return {}
+    except Exception as e:
+        log_warning(f"[Doris] 获取表 {table_name} 统计信息失败: {e}", 'doris')
+        return {}
+
+
+def print_pool_stats():
+    """打印连接池状态"""
+    pool = get_pool()
+    stats = pool.get_stats()
+    log_info(f"[Doris连接池] 状态: {stats}", 'doris')
+    return stats

lib/sum_data_collector.py

@@ -133,17 +133,13 @@ def collect_sum_data_from_history(history_id=None, start_date=None, end_date=Non
                 filtered_fields.add('charge_degree')  # 充电电量始终采集
                 sum_results = {k: v for k, v in sum_results.items() if k in filtered_fields}
             
-            # 逐条插入求和字段数据
+            # 收集所有待插入的数据
+            batch_params = []
+            
+            # 收集求和字段数据
             for field_key, field_value in sum_results.items():
-                sum_data_id = int(datetime.now().timestamp() * 1000000) + collected_count
+                sum_data_id = int(datetime.now().timestamp() * 1000000) + collected_count + len(batch_params)
-                sql = '''
+                batch_params.append((
-                    INSERT INTO t_daily_report_sum_data
-                    (id, report_date, config_id, config_name, split_type, split_value, split_name,
-                     sum_field_key, sum_field_name, sum_value, total_orders, sort_order, data_source, remark, 
-                     create_time, update_time)
-                    VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, NOW(), NOW())
-                '''
-                params = (
                     sum_data_id,
                     history['report_date'],
                     history['config_id'],
@@ -158,11 +154,10 @@ def collect_sum_data_from_history(history_id=None, start_date=None, end_date=Non
                     sort_order,
                     'auto',
                     f'从历史记录自动采集，历史ID: {history["id"]}'
-                )
+                ))
-                execute_insert(sql, params)
-                collected_count += 1
             
             # 如果配置了自定义服务费单价，自动计算并采集自定义服务费
+            custom_service_fee = None
             if custom_service_fee_price is not None and custom_service_fee_price != '' and sum_results.get('charge_degree') is not None:
                 try:
                     charge_degree = float(sum_results['charge_degree'])
@@ -171,15 +166,8 @@ def collect_sum_data_from_history(history_id=None, start_date=None, end_date=Non
                         fee_display_name = str(custom_service_fee_name).strip()
                     else:
                         fee_display_name = f'自定义服务费({custom_service_fee_price}元/kWh)'
-                    sum_data_id = int(datetime.now().timestamp() * 1000000) + collected_count
+                    sum_data_id = int(datetime.now().timestamp() * 1000000) + collected_count + len(batch_params)
-                    sql = '''
+                    batch_params.append((
-                        INSERT INTO t_daily_report_sum_data
-                        (id, report_date, config_id, config_name, split_type, split_value, split_name,
-                         sum_field_key, sum_field_name, sum_value, total_orders, sort_order, data_source, remark, 
-                         create_time, update_time)
-                        VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, NOW(), NOW())
-                    '''
-                    params = (
                         sum_data_id,
                         history['report_date'],
                         history['config_id'],
@@ -194,16 +182,17 @@ def collect_sum_data_from_history(history_id=None, start_date=None, end_date=Non
                         sort_order,
                         'auto',
                         f'自动计算：充电电量{charge_degree}kWh × 单价{custom_service_fee_price}元/kWh'
-                    )
+                    ))
-                    execute_insert(sql, params)
+                except Exception as fee_error:
-                    collected_count += 1
+                    log_warning(f"[采集] 历史记录 {history['id']} 自定义服务费计算失败: {fee_error}", 'sum_data')
             
             # 计算自定义实收总金额（实收电费 + 自定义服务费）
-                    # 实收电费从 sum_results 中获取（charge_elecfee_amount）
+            if custom_service_fee is not None:
+                try:
                     charge_elecfee_amount = float(sum_results.get('charge_elecfee_amount', 0) or 0)
                     custom_total_amount = round(charge_elecfee_amount + custom_service_fee, 2)
-                    sum_data_id = int(datetime.now().timestamp() * 1000000) + collected_count
+                    sum_data_id = int(datetime.now().timestamp() * 1000000) + collected_count + len(batch_params)
-                    params = (
+                    batch_params.append((
                         sum_data_id,
                         history['report_date'],
                         history['config_id'],
@@ -218,11 +207,22 @@ def collect_sum_data_from_history(history_id=None, start_date=None, end_date=Non
                         sort_order,
                         'auto',
                         f'自动计算：实收电费{charge_elecfee_amount}元 + 自定义服务费{custom_service_fee}元'
-                    )
+                    ))
-                    execute_insert(sql, params)
+                except Exception as total_error:
-                    collected_count += 1
+                    log_warning(f"[采集] 历史记录 {history['id']} 自定义实收总金额计算失败: {total_error}", 'sum_data')
-                except Exception as fee_error:
+            
-                    log_error(f"[采集] 计算自定义服务费失败: {fee_error}", 'sum_data')
+            # 批量插入所有数据（Doris 优化）
+            if batch_params:
+                sql = '''
+                    INSERT INTO t_daily_report_sum_data
+                    (id, report_date, config_id, config_name, split_type, split_value, split_name,
+                     sum_field_key, sum_field_name, sum_value, total_orders, sort_order, data_source, remark, 
+                     create_time, update_time)
+                    VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, NOW(), NOW())
+                '''
+                from lib.db import execute_batch_insert
+                inserted = execute_batch_insert(sql, batch_params, batch_size=50)
+                collected_count += inserted
         
         log_info(f'[采集] 采集完成，共采集 {collected_count} 条求和数据，跳过 {skipped_count} 条无求和数据的记录', 'sum_data')
         return {
@@ -289,7 +289,7 @@ def _calculate_charge_degree(history):
 
 
 def get_sum_data_list(page=None, page_size=20, start_date=None, end_date=None, config_id=None,
-                       config_name=None, sum_field_key=None, data_source=None):
+                       config_name=None, sum_field_key=None, data_source=None, skip_count=False):
     """
     查询求和数据列表
     
@@ -302,6 +302,7 @@ def get_sum_data_list(page=None, page_size=20, start_date=None, end_date=None, c
         config_name: 配置名称（可选，模糊搜索）
         sum_field_key: 求和字段键名（可选）
         data_source: 数据来源（可选）
+        skip_count: 是否跳过 COUNT 查询（优化性能）
     
     Returns:
         dict: 查询结果
@@ -336,7 +337,9 @@ def get_sum_data_list(page=None, page_size=20, start_date=None, end_date=None, c
         
         where_sql = ' AND '.join(where_clauses)
         
-        # 查询总数
+        # 查询总数（如果不跳过）
+        total = 0
+        if not skip_count:
             total_result = execute_query(
                 f'SELECT COUNT(*) as total FROM t_daily_report_sum_data WHERE {where_sql}',
                 tuple(params)