sequelize migration:generate 生成新的迁移文件 [aliases: migration:create] sequelize model:generate 生成一个模模型及期迁移文件 [aliases: model:create] sequelize seed:generate 生成一个新的种子文件 [aliases: seed:create] 选项: --help 显示帮助信息 [布尔] --version 显示版本号 [布尔] 2. 高级主题 2....
module.exports={up:(queryInterface,Sequelize)=>{returnqueryInterface.createTable('Person',{name:Sequelize.STRING,isBetaMember:{type:Sequelize.BOOLEAN,defaultValue:false,allowNull:false}});},down:(queryInterface,Sequelize)=>{returnqueryInterface.dropTable('Person');}} .sequelizerc文件 这是一个特殊的配置...
新建一个建表migration,npx sequelize migration:generate --name create-flight-schedule,name参数表明这是什么migration。migrations目录下生成了一个文件,名字带有时间戳。它有两个方法,up(…) 用来定义migration要做的事情,down(…) 回滚这个migration做的事情,所以要在up中创建table,在down中删除table。需要注意的是...
'use strict';module.exports={up:(queryInterface,Sequelize)=>{returnqueryInterface.createTable('Users',{id:{allowNull:false,autoIncrement:true,primaryKey:true,type:Sequelize.INTEGER},username:{type:Sequelize.STRING(20),allowNull:false},password:{type:Sequelize.CHAR(32),allowNull:false},createdAt:{al...
Create a model fileuserinmodelsfolder 在models文件夹中创建了一个user.js模型文件 Create a migration file with name likeXXXXXXXXXXXXXX-create-user.jsinmigrationsfolder在migrations文件夹中创建了一个名字像XXXXXXXXXXXXXX-create-user.js的迁移文件
今天主要介绍通过迁移[Migration]来创建数据库,表。 迁移的好处,可以类比git。通过每次创建迁移文件,来支持更新,回滚数据库表结构,也方便协同开发,也避免人工手动去直接修改数据库,用代码自动管理。换个电脑,也不用去拷贝数据库,直接运行迁移就可以完全恢复开发环境,极大减轻了心智负担。
migrations:{glob:['migrations/*.ts',{cwd:__dirname}],},create:{template:(filepath)=>[[filepath,findTemplate(filepath)]],folder:path.join('database/migrations/'),},context:sequelize,storage:newSequelizeStorage({sequelize,}),logger:console,});exporttypeMigration=typeofmigrator._types.migration...
Storages define where the migration data is stored. JSON Storage Using JSONStorage will create a JSON file which will contain an array with all the executed migrations. You can specify the path to the file. The default for that is umzug.json in the working directory of the process. Detailed...
migration:makeormigration:add- to create new migrations by comparing new version of your modules to old ones migration:undoormigration:revert- delete last migration file and return to backup state file of the models migration:sync- Sync the models schema file with current models without migrating ...
makemigrationtool creates_current.jsonfile inmigrationsdir, that is used to calculate difference to the next migration. Do not remove it! To create and then execute migration, use:makemigration --name <name> -x Executing migrations There is simple command to perform all created migrations (from...