一个用PHP与js写的在线考试系统，数据库用的是mysql

node.js的mysql 模块，是node.js中使用最广放那的mysql 模块。-mysql for node.js

migrator will process a directory of migrations, aptly named ./migrations , that are a mix of SQL and JS files and process them in ascending order, skipping over ones that have already been processed. -migrator will process a directory of migrations,