“Sekuat migrasi” Kode Jawaban

Sequellize menghasilkan migrasi

npx sequelize-cli migration:generate --name add-title-post-table
Obedient Oyster

Squelize-Cli Buat migrasi kosong

 npx sequelize-cli migration:create --name your_migration_name
Elegant Earthworm

Migrasi DB Sequellize

// with sequelize-cli installed run
// create db
npx sequelize-cli db:create
// drop db
npx sequelize-cli db:drop
// migrate db
npx sequelize-cli db:migrate
// run all seeds
npx sequelize-cli db:seed:all
Eric Cruz

Nilai default migrasi seksi

queryInterface.addColumn('OrderBackups', 'my_column', {
  type: Sequelize.INTEGER,
  defaultValue: 0
})
DevPedrada

Sequellize Migration Add Column

module.exports = {
    up: (queryInterface, Sequelize) => {
        return queryInterface.sequelize.transaction((t) => {
            return Promise.all([
                queryInterface.addColumn('table_name', 'field_one_name', {
                    type: Sequelize.STRING
                }, { transaction: t }),
                queryInterface.addColumn('table_name', 'field_two_name', {
                    type: Sequelize.STRING,
                }, { transaction: t })
            ])
        })
    },

    down: (queryInterface, Sequelize) => {
        return queryInterface.sequelize.transaction((t) => {
            return Promise.all([
                queryInterface.removeColumn('table_name', 'field_one_name', { transaction: t }),
                queryInterface.removeColumn('table_name', 'field_two_name', { transaction: t })
            ])
        })
    }
};
Jeff Le

Sekuat migrasi

npx sequelize-cli migration:generate --name migration-skeleton
ayman benali

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