sql语句中常用"""(主要作用就是避免使用转义换行符 \n),在语句下面会出现波浪线，去除波浪线办法如下：
No data sources are configured to run this SQL and provide advanced code assistance. Disable this inspection via problem menu (Alt+Enter).
按Alt+Enter或More actions....显示
Configure data source点击Disable inspcetion(禁止这个检测)或者Suppress for statement(自动添加 # noinspection SqlNoDataSourceInspection)