From b4967f4c3594564696797d7276f15cd0ab380e4f Mon Sep 17 00:00:00 2001
From: XuJiacheng <xujiacheng@blw.com>
Date: Wed, 4 Mar 2026 09:58:53 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E5=90=AF=E7=94=A8=E6=95=B0=E6=8D=AE?=
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---
 .env.example                 |  5 ++++-
 src/config/config.example.js |  3 +++
 src/db/databaseManager.js    | 21 +++++++++++++--------
 3 files changed, 20 insertions(+), 9 deletions(-)

diff --git a/.env.example b/.env.example
index 442bb71..89d1f3d 100644
--- a/.env.example
+++ b/.env.example
@@ -69,4 +69,7 @@ PROCESSOR_BATCH_TIMEOUT=5000
 
 # 日志配置
 LOG_LEVEL=info
-LOG_FORMAT=json
\ No newline at end of file
+LOG_FORMAT=json
+
+
+DB_INIT_AND_PARTITION_ENABLED=false
\ No newline at end of file
diff --git a/src/config/config.example.js b/src/config/config.example.js
index 67ee750..2864268 100644
--- a/src/config/config.example.js
+++ b/src/config/config.example.js
@@ -53,6 +53,9 @@ export default {
     retryAttempts: 3, // 重试次数
     retryDelay: 1000, // 重试延迟
 
+    // 是否启用数据库初始化与分区维护（若为 false，跳过建表、分区预创建、定时分区检查）
+    initAndPartitionEnabled: (env.DB_INIT_AND_PARTITION_ENABLED ?? 'true') === 'true',
+
     // 分区维护（方案1）：启动时预创建 + 周期维护
     partitionMaintenance: {
       enabled: true,
diff --git a/src/db/databaseManager.js b/src/db/databaseManager.js
index d02c201..d58980e 100644
--- a/src/db/databaseManager.js
+++ b/src/db/databaseManager.js
@@ -37,15 +37,20 @@ class DatabaseManager {
       client.release();
       console.log('数据库连接池创建成功');
 
-      // 初始化表结构
-      await this.initTables();
+      // 根据配置决定是否执行初始化与分区维护
+      if (this.config.initAndPartitionEnabled !== false) {
+        // 初始化表结构
+        await this.initTables();
 
-      // 分区维护（方案1）：启动时预创建 + 定时维护
-      await this.ensurePartitionsForRange({
-        startDayOffset: -1,
-        endDayOffset: this.getPartitionFutureDays(),
-      });
-      this.startPartitionMaintenance();
+        // 分区维护（方案1）：启动时预创建 + 定时维护
+        await this.ensurePartitionsForRange({
+          startDayOffset: -1,
+          endDayOffset: this.getPartitionFutureDays(),
+        });
+        this.startPartitionMaintenance();
+      } else {
+        console.log('[db] 已禁用数据库初始化与分区维护（DB_INIT_AND_PARTITION_ENABLED=false），跳过建表、分区预创建、定时维护');
+      }
     } catch (error) {
       console.error('数据库连接失败:', error);
       throw error;