module.exports = {
up: async (queryInterface, Sequelize) => {
await queryInterface.changeColumn('users', 'name', {
type: Sequelize.STRING,
allowNull: false,
});
},
// 在执行数据库降级时调用的函数,
down: async queryInterface => {
await queryInterface.changeColumn('users', 'name');
},
};
'use strict';
module.exports = {
up: async queryInterface => {
await queryInterface.removeColumn('users', 'name');
},
// 在执行数据库降级时调用的函数,删除 users 表
down: async (queryInterface, Sequelize) => {
await queryInterface.addColumn('users', 'name', {
type: Sequelize.STRING,
allowNull: false,
});
},
};
'use strict';
module.exports = {
up: async (queryInterface, Sequelize) => {
await queryInterface.addColumn('users', 'name', {
type: Sequelize.STRING,
allowNull: false,
});
},
// 在执行数据库降级时调用的函数,删除 users 表
down: async queryInterface => {
await queryInterface.removeColumn('users', 'name');
},
};
'use strict';
module.exports = {
up: async (queryInterface, Sequelize) => {
const { INTEGER, DATE, STRING } = Sequelize;
await queryInterface.createTable('users', {
id: { type: INTEGER, primaryKey: true, autoIncrement: true },
name: STRING(30),
age: INTEGER,
created_at: DATE,
updated_at: DATE,
});
},
// 在执行数据库降级时调用的函数,删除 users 表
down: async queryInterface => {
await queryInterface.dropTable('users');
},
};