How does sequelize give one-to-many associated tables create records at the same time

problem description: there are two tables with one to many. The json data received from the front end already contains the records of the main table and the child table. How can create be recorded as the best solution?

2. Table structure such as:

[user]:name,age;
[record]:userid,recordinfo;

3. Json: received from the front end

{"user":{name:"",
         age:20,
         record:[
             {recordinfo:"1925"},
             {recordinfo:"1945"},
             {recordinfo:"1949"}
         ]}

4. How to use sequelize to create, the best?

Node.js sequelize

Jun.23,2021

https://github.com/demopark/s.

Previous: Could you tell me a question about variable assignment in multiple pool.query callbacks in NodeJs?

Next: MongoDB collection uses mongoimport import json, imported data order is inconsistent with the original data order

Why is the Sequelize calendar time zone random?
as shown in the figure, every time I create data, it returns at a strange time adding this has no effect timezone: +08:00 ...

Vue.js express mysql node.js sequelize

Feb.28,2021
Sequelize permissions table associate
refer to the figure above, existing permission:{ id:DataTypes.INTEGER, type:DataTypes.STRING } Operate:{ id:DataTypes.INTEGER, name:DataTypes.STRING url:DataTypes.STRING } how to write associate? for permission Can you dy...

Node.js sequelize

Mar.02,2021
How to insert the array structure Sequelize at one time?
var data = [{ id:1 } ,{ id:2 } ,{ id:3 }] is similar to this structure. An element object in data corresponds to a record in a database table. then Sequelize how to do it all at once? ...

Javascript mysql vue.js node.js sequelize

Mar.10,2021
How Sequelize saves two tables at a time
as shown in the figure, Table 1 is associated with Table 2. How to click submit and save the two tables together ...

Mysql javascript vue.js node.js sequelize

Mar.10,2021
What should a field in another count table do in an sequelize association query?
2 tables select tb1.name as name, tb1.id as id, (select count (1) from tb2 where tb1.type = tb2.type) as count from tb1 how to implement the sequelize method, and how to get such a result is using include, and how to write where. ...

Node.js sequelize

Apr.02,2021
Postgresql has done read-write separation, two servers, using the copy command to read csv files encountered difficulties, ask for advice
the environmental background of the problems and what methods you have tried now the project is a node service. For the two nodes, postgresql does read-write separation, and the master node does write operations. Due to the large amount of data, you n...

Node.js sequelize postgresql

Apr.02,2021
How to lock the table to ensure consistency when sequelize manipulates the table?
chat program, the user can grab the vest. If two users grab the vest at the same time, both users will grab the vest. How can the first user block the table when operating the table? how should I use transactions with logic like the following? rob_...

Node.js sequelize

Apr.09,2021
After sequelize enabled the transaction, the isolation level was set to dirty read, but there was no data problem.
there is a table in the database. I read this table first. If there is anything that meets the conditions, I will directly return. If not, update a piece of data. Now, if two requests come in, neither of them will read the qualified data. The expected r...

Node.js sequelize

Apr.19,2021
Sorting by sequlize NVR m include order
model.Form.belongsToMany(model.Issue, { through: model.FormIssue,foreignKey: formId ,as: formIssue }); model.Issue.belongsToMany(model.Form, { through: model.FormIssue,foreignKey: issueId ,as: issueForm }); model.FormIssue: const FormIssue =...

Node.js sequelize

Oct.20,2021
After sequelize-cli added the foreign key of model, how to Synchronize to the database?
the model, created by sequelize-cli modifies the foreign key associate hasMany and other relationships, how to Synchronize this foreign key relationship to the database? ...

Koa2 node.js sequelize mysql eggjs

Nov.06,2021
How does Sequels load all models at once?
class Models { async setModels(app){ const sequelize = require( sequelize ) const files = await this.readModels() global.Models = {} global.Models._Op = sequelize.Op app.context.Models = {} app.co...

Node.js sequelize koa2

Feb.05,2022
Sequelize inserts a Datagram error after establishing a many-to-many association
background: const EventUser = sequelize.define( userEvents , { payStatus: Sequelize.STRING }) User.belongsToMany(Event, { through: EventUser}) Event.belongsToMany(User, { through: EventUser}) use: const event = await EventModel.getEvent...

Node.js sequelize orm

May.21,2022
Sequelize query that returns the last piece of matching data
sequelize query findone can return the first matched data then I want to get the last matched data. Is there a convenient way to or findAll to get all the data and then get the last ?...

Node.js sequelize mysql

Jul.05,2022