========= 和谐 ========= Node.js数据库应用程序开发的快速应用程序开发（RAD）平台 安装 npm install jsharmony-保存 用法 var jsHarmony = require ( 'jsharmony' ) ; var pgsqlDBDriver = require ( 'jsharmony-db-pgsql' ) ; var jsh = new jsHarmony ( ) ; jsh . DBConfig [ 'default' ] = { ho