diff --git a/pom.xml b/pom.xml
index f14ddea..9fb2176 100644
--- a/pom.xml
+++ b/pom.xml
@@ -97,6 +97,16 @@
             <version>2.0.43</version>
         </dependency>
 
+        <!-- Flyway 数据库版本管理 -->
+        <dependency>
+            <groupId>org.flywaydb</groupId>
+            <artifactId>flyway-core</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.flywaydb</groupId>
+            <artifactId>flyway-postgresql</artifactId>
+        </dependency>
+
         <!-- Test -->
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index 260506b..3c2df39 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -14,12 +14,12 @@ spring:
     hikari:
       initialization-fail-timeout: 60000
 
-  # 自动执行建表SQL
-  sql:
-    init:
-      mode: always
-      schema-locations: classpath:sql/init.sql
-      data-locations: classpath:sql/data.sql
+  # Flyway 数据库版本管理
+  flyway:
+    enabled: true
+    baseline-on-migrate: true
+    locations: classpath:db/migration
+    baseline-version: 0
 
   # Redis配置 - 环境变量注入
   redis:
diff --git a/src/main/resources/sql/data.sql b/src/main/resources/db/migration/R1__data.sql
similarity index 100%
rename from src/main/resources/sql/data.sql
rename to src/main/resources/db/migration/R1__data.sql
diff --git a/src/main/resources/sql/init.sql b/src/main/resources/db/migration/V1__init.sql
similarity index 100%
rename from src/main/resources/sql/init.sql
rename to src/main/resources/db/migration/V1__init.sql
diff --git a/src/main/resources/db/migration/V2__add_discount_money.sql b/src/main/resources/db/migration/V2__add_discount_money.sql
new file mode 100644
index 0000000..c971b21
--- /dev/null
+++ b/src/main/resources/db/migration/V2__add_discount_money.sql
@@ -0,0 +1,2 @@
+-- 订单表增加 discount_money 字段
+ALTER TABLE orders ADD COLUMN discount_money DECIMAL(12,2) DEFAULT 0;
\ No newline at end of file