优化

order/src/main/resources/db/phase3-order-parent-child-schema.sql

@@ -53,6 +53,7 @@ CREATE TABLE IF NOT EXISTS ord_order_fulfillment_split (
   id BIGINT UNSIGNED NOT NULL,
   tenant_id BIGINT UNSIGNED NOT NULL,
   parent_order_id BIGINT UNSIGNED NOT NULL,
+  source_order_id BIGINT UNSIGNED NOT NULL,
   child_order_id BIGINT UNSIGNED NOT NULL,
   split_role VARCHAR(12) NOT NULL COMMENT 'LOADED或REMAINDER',
   loading_plan_id BIGINT UNSIGNED NULL,
@@ -74,6 +75,7 @@ CREATE TABLE IF NOT EXISTS ord_order_fulfillment_split (
   UNIQUE KEY uk_order_split_idempotency (tenant_id,parent_order_id,idempotency_key,split_role),
   UNIQUE KEY uk_order_split_child (tenant_id,child_order_id),
   KEY idx_order_split_parent (tenant_id,parent_order_id,created_at,id),
+  KEY idx_order_split_source (tenant_id,source_order_id,split_role),
   KEY idx_order_split_container (tenant_id,container_booking_id,created_at,id),
   CONSTRAINT fk_order_split_parent FOREIGN KEY(parent_order_id) REFERENCES ord_order(id),
   CONSTRAINT fk_order_split_child FOREIGN KEY(child_order_id) REFERENCES ord_order(id),
@@ -114,6 +116,7 @@ END$$
 DELIMITER ;
 
 CALL phase3_order_add_column('ord_order_fulfillment_split','split_role',"VARCHAR(12) NOT NULL DEFAULT 'LOADED' COMMENT 'LOADED或REMAINDER'");
+CALL phase3_order_add_column('ord_order_fulfillment_split','source_order_id','BIGINT UNSIGNED NULL COMMENT ''实际被消费的来源订单ID''');
 CALL phase3_order_add_column('ord_order_fulfillment_split','request_hash',"CHAR(64) NULL COMMENT '请求内容SHA-256；存量记录允许为空'");
 
 DROP PROCEDURE IF EXISTS phase3_order_drop_split_index;