-- 创建 page
INSERT INTO `_page` (`pageId`,`pageName`,`pageType`,`sort`,`operation`,`operationByUserId`,`operationByUser`,`operationAt`) SELECT '{{pageId}}','manual','showInMenu','11','insert',NULL,NULL,NULL FROM DUAL WHERE NOT EXISTS (SELECT `pageId` FROM `_page` WHERE `pageId`='{{pageId}}');