优化

firstleg/src/main/resources/db/phase3-loading-model-bridge-schema.sql

@@ -10,9 +10,9 @@ CREATE TABLE IF NOT EXISTS fl_preload_loading_plan_link (
   loading_plan_id BIGINT UNSIGNED NOT NULL COMMENT '柜次级装柜计划ID',
   idempotency_key VARCHAR(128) NOT NULL COMMENT '建立关联幂等键',
   request_hash CHAR(64) NOT NULL COMMENT '建立关联请求SHA-256',
-  created_by BIGINT UNSIGNED NOT NULL,
-  created_by_name VARCHAR(64) NULL,
-  created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
+  created_by BIGINT UNSIGNED NOT NULL COMMENT '建立预装与装柜计划关联的操作人ID',
+  created_by_name VARCHAR(64) NULL COMMENT '建立关联的操作人姓名快照',
+  created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) COMMENT '关联记录创建时间',
   PRIMARY KEY (id),
   UNIQUE KEY uk_preload_loading_pair (tenant_id, inbound_id, loading_plan_id),
   UNIQUE KEY uk_preload_loading_idempotency (created_by, idempotency_key),