const pgp = require('pg-promise')(); // 连接到数据库 var PgInstanse; export const pgClient = function(){ let pgConns = global.config['DATABASE_DBNAME'] if(global.config['LOCAL']) { pgConns = `postgres://postgres:postgres@127.0.0.1:25432/postgres` } if(!PgInstanse){ // console.log(pgconfig) PgInstanse = pgp(pgConns); } return PgInstanse; }