sequelize.js

问题 i am trying to rename my file originalname when using multer memoryStorage. I am using multer to upload an array of files and when i console.log(req.files) i get: { fieldname: 'images', originalname: 'snake.jpg', encoding: '7bit', mimetype: 'image/jpeg', buffer: <Buffer ff d8 38134 more bytes>, size: 38184 } The reason i want to rename my originalname is i am storing the images in AWS S3 and if the images have the same name it gets updated not added as a new image. I have tried doing so by

问题 i am trying to rename my file originalname when using multer memoryStorage. I am using multer to upload an array of files and when i console.log(req.files) i get: { fieldname: 'images', originalname: 'snake.jpg', encoding: '7bit', mimetype: 'image/jpeg', buffer: <Buffer ff d8 38134 more bytes>, size: 38184 } The reason i want to rename my originalname is i am storing the images in AWS S3 and if the images have the same name it gets updated not added as a new image. I have tried doing so by

问题 i am trying to rename my file originalname when using multer memoryStorage. I am using multer to upload an array of files and when i console.log(req.files) i get: { fieldname: 'images', originalname: 'snake.jpg', encoding: '7bit', mimetype: 'image/jpeg', buffer: <Buffer ff d8 38134 more bytes>, size: 38184 } The reason i want to rename my originalname is i am storing the images in AWS S3 and if the images have the same name it gets updated not added as a new image. I have tried doing so by

问题 I'm using Sequelize as an ORM to my node js app and Mysql database , after following some tutorials i m adding this code to connect mysql to the node but after taping npm start i m getting this error : Unable to connect to the database: { SequelizeConnectionRefusedError: connect ECONNREFUSED 127.0.0.1:3306 const Sequelize = require('sequelize'); // Option 1: Passing parameters separately const sequelize = new Sequelize('Education', 'root','', { host: '127.0.0.1', dialect: 'mysql' } ); //test

问题 I'm using Sequelize as an ORM to my node js app and Mysql database , after following some tutorials i m adding this code to connect mysql to the node but after taping npm start i m getting this error : Unable to connect to the database: { SequelizeConnectionRefusedError: connect ECONNREFUSED 127.0.0.1:3306 const Sequelize = require('sequelize'); // Option 1: Passing parameters separately const sequelize = new Sequelize('Education', 'root','', { host: '127.0.0.1', dialect: 'mysql' } ); //test

问题 I'd like a npm script to create/configure/etc. and finally import a SQL dump. The entire creation, configuring, etc. is all working, however, I cannot get the import to work. The data never is inserted. Here's what I have (nevermind the nested callback as they'll be turned into promises): connection.query(`DROP DATABASE IF EXISTS ${config.database};`, err => { connection.query(`CREATE DATABASE IF NOT EXISTS ${config.database};`, err => { connection.query('use DATABASENAME', err => { const

问题 The documentation for sequelize seems out of date as they no longer support running migrations from sequelize itself, but instead relies on sequelize-cli. Is there an example of how to use sequeliz-cli programmatically to run the latest migrations? All the documentation seems to be focused on using the client in a shell. db.js seems to have the function db:migrate that perhaps I can include. https://github.com/sequelize/cli/blob/master/lib/tasks/db.js 回答1: I dug into the code for the

问题 I'm new to express. I want to import files to sequelize and declared: const model = sequelize.import(path.join(__dirname, file)) ^ It returned the following type error TypeError: sequelize.import is not a function And then, edited code to var model = require(path.join(__dirname, file))(sequelize, Sequelize); ^ Then the error is: TypeError: require(...) is not a function I think it is the error in importing stuff.... Here is my whole file code: const fs = require('fs'); const path = require(

问题 I'm new to express. I want to import files to sequelize and declared: const model = sequelize.import(path.join(__dirname, file)) ^ It returned the following type error TypeError: sequelize.import is not a function And then, edited code to var model = require(path.join(__dirname, file))(sequelize, Sequelize); ^ Then the error is: TypeError: require(...) is not a function I think it is the error in importing stuff.... Here is my whole file code: const fs = require('fs'); const path = require(

问题 I'm new to express. I want to import files to sequelize and declared: const model = sequelize.import(path.join(__dirname, file)) ^ It returned the following type error TypeError: sequelize.import is not a function And then, edited code to var model = require(path.join(__dirname, file))(sequelize, Sequelize); ^ Then the error is: TypeError: require(...) is not a function I think it is the error in importing stuff.... Here is my whole file code: const fs = require('fs'); const path = require(