sequelize.js

问题 The documentation doesn't explain the difference between sequelize.define and Model.init. All it says is Internally, sequelize.define calls Model.init What things do I need to consider when choosing which one to use? What are the main differences between the two and what are the consequences for choosing one over the other? It seems like sequelize.init is the preferred method in the documentation - why is that? 回答1: I was recently wondering the same thing when I came across this question. I

问题 I am building an application using: MySQL as the backend database Apollo GraphQL server as a query layer for that database Sequelize as the ORM layer between GraphQL and MySQL As I am building out my GraphQL schema I'm using the GraphQL ID data type to uniquely identify records. Here's an example schema and its MySQL resolver/connector Graphql Type: type Person { id: ID! firstName: String middleName: String lastName: String createdAt: String updatedAt: String } Sequelize connector export

问题 I am building an application using: MySQL as the backend database Apollo GraphQL server as a query layer for that database Sequelize as the ORM layer between GraphQL and MySQL As I am building out my GraphQL schema I'm using the GraphQL ID data type to uniquely identify records. Here's an example schema and its MySQL resolver/connector Graphql Type: type Person { id: ID! firstName: String middleName: String lastName: String createdAt: String updatedAt: String } Sequelize connector export

问题 I am building an application using: MySQL as the backend database Apollo GraphQL server as a query layer for that database Sequelize as the ORM layer between GraphQL and MySQL As I am building out my GraphQL schema I'm using the GraphQL ID data type to uniquely identify records. Here's an example schema and its MySQL resolver/connector Graphql Type: type Person { id: ID! firstName: String middleName: String lastName: String createdAt: String updatedAt: String } Sequelize connector export

问题 I am building an application using: MySQL as the backend database Apollo GraphQL server as a query layer for that database Sequelize as the ORM layer between GraphQL and MySQL As I am building out my GraphQL schema I'm using the GraphQL ID data type to uniquely identify records. Here's an example schema and its MySQL resolver/connector Graphql Type: type Person { id: ID! firstName: String middleName: String lastName: String createdAt: String updatedAt: String } Sequelize connector export

问题 I am trying to get the conversations of each user to show them on my inbox screen in my front-end. I am able to post messages to the database, but when I try to getting them, I keep getting [SequelizeEagerLoadingError]: Message is not associated to Conversation! Can someone please have a look at my code. Here is my get request: router.get('/', auth, (req, res) => { Conversation.findAll({ where: { [Op.or]: [ { user1: { [Op.eq]: req.user.id }, user2: { [Op.eq]: req.user.id }, }, ], }, include:

问题 i currently have a react native app with nodejs express Sequelize as my backend and postgres as my database. So, on my posts screen next to each post, i have a text input and a button where the current user can send the user of the post an initial message. Once the button is pressed, a conversation between these 2 users about this post is created in my database and stored in my conversation table and an entry of the message sent is also stored in my messages table. I have implemented

问题 i currently have a react native app with nodejs express Sequelize as my backend and postgres as my database. So, on my posts screen next to each post, i have a text input and a button where the current user can send the user of the post an initial message. Once the button is pressed, a conversation between these 2 users about this post is created in my database and stored in my conversation table and an entry of the message sent is also stored in my messages table. I have implemented

问题 i currently have a react native app with nodejs express Sequelize as my backend and postgres as my database. So, on my posts screen next to each post, i have a text input and a button where the current user can send the user of the post an initial message. Once the button is pressed, a conversation between these 2 users about this post is created in my database and stored in my conversation table and an entry of the message sent is also stored in my messages table. I have implemented

问题 I am following a tutorial on how to set up a basic mvc in Nodejs using the hapi server and a few other packages. Tutorial : https://www.sitepoint.com/node-js-mvc-application/ Git for my project : https://github.com/christoph88/node-js-mvc-tut/ I have an error when I try to launch the server: ~/Projects/node-js-mvc-tut$ node server.js /home/christoph/Projects/node-js-mvc-tut/server.js:33 Models.sequelize.sync().then(() => { ^ TypeError: Cannot read property 'sync' of undefined at Object.