diff --git a/deploy/sql/头程数据库统一增量-MySQL8.sql b/deploy/sql/头程数据库统一增量-MySQL8.sql
index 495cf4b1f..44e4b4200 100644
--- a/deploy/sql/头程数据库统一增量-MySQL8.sql
+++ b/deploy/sql/头程数据库统一增量-MySQL8.sql
@@ -565,6 +565,7 @@ CREATE TABLE IF NOT EXISTS ord_order (
   destination_warehouse_id BIGINT UNSIGNED NULL COMMENT '目的仓逻辑ID',
   destination_warehouse_name VARCHAR(128) NOT NULL COMMENT '目的仓名称快照',
   expected_ship_date DATE NULL COMMENT '预计发运日期',
+  expected_arrival_at DATETIME(3) NULL COMMENT '客户申报预计到货时间',
   customer_remark VARCHAR(1000) NULL COMMENT '客户可见备注',
   pickup_method VARCHAR(24) NULL COMMENT '取货方式',
   requested_pickup_at DATETIME(3) NULL COMMENT '客户要求平台上门提货的预约时间',
@@ -574,6 +575,7 @@ CREATE TABLE IF NOT EXISTS ord_order (
   receiving_time VARCHAR(128) NULL COMMENT '国内收货仓收货时间快照',
   channel_code VARCHAR(64) NULL COMMENT '运输渠道编码',
   channel_name VARCHAR(128) NULL COMMENT '下单时运输渠道名称快照；渠道主数据变化不回写',
+  channel_changed TINYINT(1) NOT NULL DEFAULT 0 COMMENT '订单历史上是否由平台变更过渠道',
   carrier_id BIGINT UNSIGNED NULL COMMENT '船司逻辑ID快照',
   carrier_name VARCHAR(128) NULL COMMENT '船司名称快照',
   tax_mode VARCHAR(24) NULL COMMENT '报关税务方式：BUY_DECLARATION买单、TAX_REFUND退税',
@@ -1733,6 +1735,8 @@ CALL phase1_add_column('ord_order', 'receiving_warehouse_address', "VARCHAR(512)
 CALL phase1_add_column('ord_order', 'receiving_time', "VARCHAR(128) NULL COMMENT '国内收货仓收货时间快照'");
 CALL phase1_add_column('ord_order', 'channel_code', "VARCHAR(64) NULL COMMENT 'Shipping channel code'");
 CALL phase1_add_column('ord_order', 'channel_name', "VARCHAR(128) NULL COMMENT 'Shipping channel snapshot'");
+CALL phase1_add_column('ord_order', 'expected_arrival_at', "DATETIME(3) NULL COMMENT '客户申报预计到货时间'");
+CALL phase1_add_column('ord_order', 'channel_changed', "TINYINT(1) NOT NULL DEFAULT 0 COMMENT '订单历史上是否由平台变更过渠道'");
 CALL phase1_add_column('ord_order', 'tax_mode', "VARCHAR(24) NULL COMMENT 'BUY_DECLARATION or TAX_REFUND'");
 CALL phase1_add_column('ord_order', 'container_mode', "VARCHAR(24) NULL COMMENT 'FULL_CONTAINER or LCL'");
 CALL phase1_add_column('ord_order', 'customs_inspection', "TINYINT(1) NULL COMMENT 'Whether customs inspection is required'");
@@ -4320,6 +4324,8 @@ CALL unified_assert_column('baiyue_order', 'ord_order', 'carrier_name');
 CALL unified_assert_column('baiyue_order', 'ord_order', 'pricing_tax_mode');
 CALL unified_assert_column('baiyue_order', 'ord_order', 'inbound_code');
 CALL unified_assert_column('baiyue_order', 'ord_order', 'fulfillment_type');
+CALL unified_assert_column('baiyue_order', 'ord_order', 'expected_arrival_at');
+CALL unified_assert_column('baiyue_order', 'ord_order', 'channel_changed');
 CALL unified_assert_column('baiyue_order', 'ord_order_cargo', 'wooden_product');
 CALL unified_assert_column('baiyue_firstleg', 'fl_inbound_pallet_allocation', 'warehouse_resource_tenant_id');
 CALL unified_assert_column('baiyue_firstleg', 'fl_inbound_order', 'pricing_tax_mode');
@@ -14392,6 +14398,7 @@ CALL queue_column_comment('baiyue_order', 'ord_order', 'carrier_id', '船司逻
 CALL queue_column_comment('baiyue_order', 'ord_order', 'carrier_name', '船司名称快照');
 CALL queue_column_comment('baiyue_order', 'ord_order', 'channel_code', '运输渠道编码');
 CALL queue_column_comment('baiyue_order', 'ord_order', 'channel_name', '下单时运输渠道名称快照；渠道主数据变化不回写');
+CALL queue_column_comment('baiyue_order', 'ord_order', 'channel_changed', '订单历史上是否由平台变更过渠道');
 CALL queue_column_comment('baiyue_order', 'ord_order', 'completed_at', '完成时间');
 CALL queue_column_comment('baiyue_order', 'ord_order', 'container_mode', '装运方式：FULL_CONTAINER整柜、LCL散货拼箱');
 CALL queue_column_comment('baiyue_order', 'ord_order', 'created_at', '创建时间');
@@ -14406,6 +14413,7 @@ CALL queue_column_comment('baiyue_order', 'ord_order', 'destination_type', '目
 CALL queue_column_comment('baiyue_order', 'ord_order', 'destination_warehouse_id', '目的仓逻辑ID');
 CALL queue_column_comment('baiyue_order', 'ord_order', 'destination_warehouse_name', '目的仓名称快照');
 CALL queue_column_comment('baiyue_order', 'ord_order', 'expected_ship_date', '预计发运日期');
+CALL queue_column_comment('baiyue_order', 'ord_order', 'expected_arrival_at', '客户申报预计到货时间');
 CALL queue_column_comment('baiyue_order', 'ord_order', 'express_company', '履约快递公司名称快照');
 CALL queue_column_comment('baiyue_order', 'ord_order', 'express_tracking_no', '履约快递单号');
 CALL queue_column_comment('baiyue_order', 'ord_order', 'id', '订单ID（雪花ID）');
diff --git a/order/src/test/java/com/baiyue/order/controller/OrderDeclarationUpdateContractTest.java b/order/src/test/java/com/baiyue/order/controller/OrderDeclarationUpdateContractTest.java
index 49094568d..170c3529a 100644
--- a/order/src/test/java/com/baiyue/order/controller/OrderDeclarationUpdateContractTest.java
+++ b/order/src/test/java/com/baiyue/order/controller/OrderDeclarationUpdateContractTest.java
@@ -8,6 +8,8 @@ import org.springframework.web.bind.annotation.PutMapping;
 import org.yaml.snakeyaml.Yaml;
 
 import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
 import java.util.Map;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -47,6 +49,19 @@ class OrderDeclarationUpdateContractTest {
         assertThat(source).contains("ORDER_DECLARATION_UPDATED_V1", "platform:order:declaration:edit", "A0409");
     }
 
+    @Test
+    void unifiedDatabaseEntryContainsDeclarationHeaderColumns() throws Exception {
+        Path direct = Path.of("deploy", "sql", "头程数据库统一增量-MySQL8.sql");
+        Path unified = Files.exists(direct) ? direct : Path.of("..", "deploy", "sql", "头程数据库统一增量-MySQL8.sql");
+        String source = Files.readString(unified, StandardCharsets.UTF_8);
+
+        assertThat(source)
+            .contains("expected_arrival_at DATETIME(3) NULL COMMENT '客户申报预计到货时间'")
+            .contains("channel_changed TINYINT(1) NOT NULL DEFAULT 0 COMMENT '订单历史上是否由平台变更过渠道'")
+            .contains("CALL unified_assert_column('baiyue_order', 'ord_order', 'expected_arrival_at')")
+            .contains("CALL unified_assert_column('baiyue_order', 'ord_order', 'channel_changed')");
+    }
+
     @SuppressWarnings("unchecked")
     private Map<String, Object> map(Object value) { return (Map<String, Object>) value; }
 }