合同变更：排序规则

@@ -1496,4 +1496,4 @@ CREATE TABLE IF NOT EXISTS `tbl_contract_change_application`
     KEY `idx_contract_change_application_contract_id` (`contract_id`),
     KEY `idx_contract_change_application_root_contract_id` (`root_contract_id`),
     KEY `idx_contract_change_application_approval_status` (`approval_status`)
-) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='合同变更申请单';
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci COMMENT='合同变更申请单';