Mysql 如何正确设置自定义';通过';续集中的表格?
我正试图在一个使用Sequelize的项目中设置一个自定义的直通表。我有一张计划表和一张任务表。现在,我希望实现一个与这两者相关的表,但我想添加一个自定义列“done”。运行Mysql 如何正确设置自定义';通过';续集中的表格?,mysql,node.js,sequelize.js,associations,Mysql,Node.js,Sequelize.js,Associations,我正试图在一个使用Sequelize的项目中设置一个自定义的直通表。我有一张计划表和一张任务表。现在,我希望实现一个与这两者相关的表,但我想添加一个自定义列“done”。运行sync()时,似乎所有表都已正确设置。这是它运行以设置PlanningTask表的查询: CREATE TABLE IF NOT EXISTS `PlanningTask` (`done` TINYINT(1) NOT NULL, `PlanningId` INTEGER(11) , `TaskId` INTEGER(1
sync()
时,似乎所有表都已正确设置。这是它运行以设置PlanningTask表的查询:
CREATE TABLE IF NOT EXISTS `PlanningTask`
(`done` TINYINT(1) NOT NULL, `PlanningId` INTEGER(11) , `TaskId` INTEGER(11) ,
PRIMARY KEY (`PlanningId`, `TaskId`),
FOREIGN KEY (`PlanningId`) REFERENCES `Plannings` (`id`) ON DELETE CASCADE ON UPDATE CASCADE,
FOREIGN KEY (`TaskId`) REFERENCES `Tasks` (`id`) ON DELETE CASCADE ON UPDATE CASCADE)
ENGINE=InnoDB;
以下是当前的型号:
task.js
planning.js
module.exports = (sequelize, DataTypes) => {
const Planning = sequelize.define('Planning', {
id: {
type: DataTypes.INTEGER(11),
allowNull: false,
autoIncrement: true,
primaryKey: true
},
title: {
type: DataTypes.STRING,
allowNull: false
}
})
Planning.associate = function (models) {
Planning.belongsTo(models.User, {
foreignKey: 'owner'
})
Planning.belongsToMany(models.Task, {
through: 'PlanningTask'
})
}
// Methods
return Planning
}
planningtask.js
module.exports = (sequelize, DataTypes) => {
const PlanningTask = sequelize.define('PlanningTask', {
done: {
type: DataTypes.BOOLEAN,
allowNull: false
}
}, {
timestamps: false,
freezeTableName: true
})
PlanningTask.associate = function (models) {
PlanningTask.belongsTo(models.Planning)
PlanningTask.belongsTo(models.Task)
}
// Methods
return PlanningTask
}
所有模型都加载了以下index.js文件:
const fs = require('fs')
const path = require('path')
const Sequelize = require('sequelize')
const config = require('../config/config')
const db = {}
const sequelize = new Sequelize(
config.db.database,
config.db.user,
config.db.password,
config.db.options
)
fs
.readdirSync(__dirname)
.filter((file) =>
file !== 'index.js'
)
.forEach((file) => {
const model = sequelize.import(path.join(__dirname, file))
db[model.name] = model
})
Object.keys(db).forEach(function (modelName) {
if ('associate' in db[modelName]) {
db[modelName].associate(db)
}
})
db.sequelize = sequelize
db.Sequelize = Sequelize
module.exports = db
我想知道订单是否有问题(关联在订单计划、计划任务、任务中注册),但当我更改订单时,它仍然不起作用。该表创建正确,但当我尝试使用planning.add([Task])输入任务时,它会运行以下查询:
SELECT `done`, `PlanningId`, `TaskId`
FROM `PlanningTask` AS `PlanningTask`
WHERE `PlanningTask`.`PlanningId` = 1 AND `PlanningTask`.`TaskId` IN (1);
因此,对于PlanningId,它尝试使用“=1”,这是正确的,但是对于TaskId,它使用了“IN(1)”,这是不正确的。在本例中,1是正确的任务Id
在关联中是否有我做错了什么,或者我输入任务的方式是否有问题?我的错误。“done”列仍然被设置为required,在我的测试中,我没有为它发送值,其余的工作正常
SELECT `done`, `PlanningId`, `TaskId`
FROM `PlanningTask` AS `PlanningTask`
WHERE `PlanningTask`.`PlanningId` = 1 AND `PlanningTask`.`TaskId` IN (1);