我试着用Sequelize向
MySQL添加master和details对象,我得到的错误就像;
TypeError:self.$expandAttributes不是函数
at conformOptions(/Desktop/git/ss-portal-server/node_modules/sequelize/lib/model.js:243:10)
at conformInclude(/Desktop/git/ss-portal-server/node_modules/sequelize/lib/model.js:300:5)
参考来自;
https://github.com/sequelize/sequelize/blob/master/docs/docs/associations.md
任何人都知道我的错误在哪里.
非常感谢
示例代码;
var contactModel = global.sequelize.define('Contact', {
Email: global.Sequelize.STRING,
FirstName: global.Sequelize.STRING,
LastName: global.Sequelize.STRING,
BirthDate: global.Sequelize.DATE,
PhoneId: global.Sequelize.BIGINT,
AddressId: global.Sequelize.BIGINT,
IsActived: global.Sequelize.BOOLEAN
}, {
tableName: 'CONTACT',
timestamps: false
});
var addressModel = global.sequelize.define('Address', {
CountryId: global.Sequelize.INTEGER,
City: global.Sequelize.STRING,
Line1: global.Sequelize.STRING,
Line2: global.Sequelize.STRING,
PostalCode: global.Sequelize.STRING,
State: global.Sequelize.STRING,
IsActived: global.Sequelize.BOOLEAN
}, {
tableName: 'ADDRESSES',
timestamps: false
});
var Addresses = contactModel.hasMany(addressModel, {as: 'addresses'});
contactModel.create({
Email: "email1.test@gmail.com",
FirstName: "f1",
LastName: "l1",
BirthDate: "1990-01-02",
addresses: [
{
CountryId: 1,
City: "San",
Line1: "Address line 1",
Line2: "Address line 2",
PostalCode: "MKD922M",
State: "ADD",
IsActived: true
},
{
CountryId: 2,
City: "San1",
Line1: "Address line 1",
Line2: "Address line 2",
PostalCode: "M323M",
State: "ADD222",
IsActived: true
}
],
IsActived: true
},{
include: [{ model: Addresses, as: 'addresses'}]
}).then(function(c) {
console.log(c);
callback(null, c);
});
最佳答案 我遇到了同样的问题.我更改了include:[{model:Addresses,as:’addresses’}]以包含:[{model:Addresses}].看下面的例子
const User = sequelize.define('user', {
username: Sequelize.STRING,
});
const Address = sequelize.define('add', {
address: Sequelize.STRING,
}, {
tableName: 'adds123',
});
const Designation = sequelize.define('designation', {
designation: Sequelize.STRING,
});
User.hasOne(Address);
User.hasMany(Designation);
sequelize.sync({ force: true })
.then(() => User.create({
username: 'test123',
add: {
address: 'this is dummy address'
},
designations: [
{ designation: 'designation1' },
{ designation: 'designation2' },
],
}, { include: [Address, Designation] }))
.then(user => {
User.findAll({
include: [{
model: Address
}, {
model: Designation
}
],
}).then((result) => {
console.log(result);
});
});