fix: preserve lastleg comments in overseas migration

firstleg/src/main/resources/db/phase3-truck-appointment-schema.sql

@@ -4,8 +4,8 @@ CREATE TABLE IF NOT EXISTS fl_truck_appointment (
  appointment_no VARCHAR(40) NOT NULL COMMENT '平台拖车预约编号',
  outbound_order_id BIGINT UNSIGNED NULL COMMENT '关联头程订单逻辑ID；不跨库建外键',
  ocean_booking_id BIGINT UNSIGNED NULL COMMENT '关联海运订舱逻辑ID',
- container_booking_id BIGINT UNSIGNED NULL COMMENT '关联柜次逻辑ID；拖车完成供装柜门禁校验',
- loading_plan_id BIGINT UNSIGNED NULL COMMENT '关联装柜计划逻辑ID',
+ container_booking_id BIGINT UNSIGNED NULL COMMENT '停用保留列；订舱级拖车单不写入、不读取',
+ loading_plan_id BIGINT UNSIGNED NULL COMMENT '停用保留列；订舱级拖车单不写入、不读取',
  warehouse_id BIGINT UNSIGNED NULL COMMENT '预约到仓的国内收货仓逻辑ID',
  carrier_id BIGINT UNSIGNED NULL COMMENT '拖车服务商逻辑ID',
  carrier_name VARCHAR(128) NULL COMMENT '拖车服务商名称快照',
@@ -35,14 +35,14 @@ CREATE TABLE IF NOT EXISTS fl_truck_appointment (
  payable_amount DECIMAL(18,2) NULL COMMENT '应付拖车服务商金额；币种由currency指定',
  currency VARCHAR(8) NOT NULL DEFAULT 'RMB' COMMENT '应付金额币种；仅RMB或USD',
  status VARCHAR(32) NOT NULL DEFAULT 'DRAFT' COMMENT '拖车预约状态：DRAFT草稿、PENDING_DISPATCH待派车、DISPATCHED已派车、PICKUP_IN_PROGRESS提货中、ARRIVED_WAREHOUSE已到仓、LOADING装柜中、DEPARTED已离仓、COMPLETED已完成、RESCHEDULED已改约、EXCEPTION异常、CANCELLED已取消',
- active_container_booking_id BIGINT UNSIGNED GENERATED ALWAYS AS (CASE WHEN status NOT IN ('COMPLETED','CANCELLED','EXCEPTION') THEN container_booking_id ELSE NULL END) STORED COMMENT '非终态预约的柜次唯一键',
+ active_ocean_booking_id BIGINT UNSIGNED GENERATED ALWAYS AS (CASE WHEN status NOT IN ('COMPLETED','CANCELLED','EXCEPTION') THEN ocean_booking_id ELSE NULL END) STORED COMMENT '非终态预约的订舱唯一键',
  revision INT UNSIGNED NOT NULL DEFAULT 0 COMMENT '拖车预约业务修订号；每次状态或改约递增',
  version INT UNSIGNED NOT NULL DEFAULT 0 COMMENT '乐观锁版本号',
  remark VARCHAR(1000) NULL COMMENT '平台内部备注或异常说明',
  created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) COMMENT '拖车预约创建时间',
  updated_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) ON UPDATE CURRENT_TIMESTAMP(3) COMMENT '拖车预约最后更新时间',
- PRIMARY KEY(id), UNIQUE KEY uk_truck_appointment_no(appointment_no), UNIQUE KEY uk_truck_active_container(active_container_booking_id),
- KEY idx_truck_appointment_status(status,updated_at), KEY idx_truck_appointment_container(container_booking_id),
+ PRIMARY KEY(id), UNIQUE KEY uk_truck_appointment_no(appointment_no), UNIQUE KEY uk_truck_active_ocean_booking(active_ocean_booking_id),
+ KEY idx_truck_appointment_status(status,updated_at), KEY idx_truck_appointment_ocean(ocean_booking_id),
  CONSTRAINT chk_truck_appointment_status CHECK(status IN ('DRAFT','PENDING_DISPATCH','DISPATCHED','PICKUP_IN_PROGRESS','ARRIVED_WAREHOUSE','LOADING','DEPARTED','COMPLETED','RESCHEDULED','EXCEPTION','CANCELLED')),
  CONSTRAINT chk_truck_appointment_currency CHECK(currency IN ('RMB','USD'))
 ) ENGINE=InnoDB COMMENT='三期拖车预约派车聚合';
@@ -100,16 +100,26 @@ CALL phase3_truck_add_column(
   'DATETIME(3) NULL COMMENT ''车辆实际离仓时间；DEPARTED后供LOADED门禁使用'' AFTER actual_loading_at'
 );
 CALL phase3_truck_add_column(
-  'active_container_booking_id',
-  'BIGINT UNSIGNED GENERATED ALWAYS AS (CASE WHEN status NOT IN (''COMPLETED'',''CANCELLED'',''EXCEPTION'') THEN container_booking_id ELSE NULL END) STORED COMMENT ''非终态预约的柜次唯一键'' AFTER status'
+  'active_ocean_booking_id',
+  'BIGINT UNSIGNED GENERATED ALWAYS AS (CASE WHEN status NOT IN (''COMPLETED'',''CANCELLED'',''EXCEPTION'') THEN ocean_booking_id ELSE NULL END) STORED COMMENT ''非终态预约的订舱唯一键'' AFTER status'
 );
 DROP PROCEDURE IF EXISTS phase3_truck_add_column;
 
-SET @phase3_truck_active_index = IF(
+SET @phase3_truck_drop_old_active_index = IF(
   EXISTS (SELECT 1 FROM information_schema.statistics WHERE table_schema=DATABASE()
     AND table_name='fl_truck_appointment' AND index_name='uk_truck_active_container' AND non_unique=0),
+  'ALTER TABLE fl_truck_appointment DROP INDEX uk_truck_active_container',
+  'SELECT 1'
+);
+PREPARE phase3_truck_active_stmt FROM @phase3_truck_drop_old_active_index;
+EXECUTE phase3_truck_active_stmt;
+DEALLOCATE PREPARE phase3_truck_active_stmt;
+
+SET @phase3_truck_active_index = IF(
+  EXISTS (SELECT 1 FROM information_schema.statistics WHERE table_schema=DATABASE()
+    AND table_name='fl_truck_appointment' AND index_name='uk_truck_active_ocean_booking' AND non_unique=0),
   'SELECT 1',
-  'ALTER TABLE fl_truck_appointment ADD UNIQUE KEY uk_truck_active_container(active_container_booking_id)'
+  'ALTER TABLE fl_truck_appointment ADD UNIQUE KEY uk_truck_active_ocean_booking(active_ocean_booking_id)'
 );
 PREPARE phase3_truck_active_stmt FROM @phase3_truck_active_index;
 EXECUTE phase3_truck_active_stmt;