laravel migration rollback
To rollback one step:
php artisan migrate:rollback
To rollback multiple steps:
php artisan migrate:rollback --step=[x]
To drop all tables and reload all migrations:
php artisan migrate:freshlaravel migration rollback
To rollback one step:
php artisan migrate:rollback
To rollback multiple steps:
php artisan migrate:rollback --step=[x]
To drop all tables and reload all migrations:
php artisan migrate:freshlaravel create migration
// use the make:migration Artisan command to generate a database migration
php artisan make:migration create_flights_table
// use --create to indicate whether the migration will be creating a new table
php artisan make:migration create_flights_table --create=flights
// use --table to indicate the table name
php artisan make:migration add_destination_to_flights_table --table=flightslaravel create migration
php artisan make:migration add_votes_to_users_table --table=users
php artisan make:migration create_users_table --create=usersfresh migrqte laravel
$ php artisan migrate:fresh
Dropped all tables successfully.
Migration table created successfully.
Migrating: 2014_10_12_000000_create_users_table
Migrated: 2014_10_12_000000_create_users_table
Migrating: 2014_10_12_100000_create_password_resets_table
Migrated: 2014_10_12_100000_create_password_resets_tablehow database migration work
<?xml version="1.0" encoding="UTF-8"?>
<databaseChangeLog
xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog
http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
<changeSet id="1" author="bob">
<createTable tableName="department">
<column name="id" type="int">
<constraints primaryKey="true" nullable="false"/>
</column>
<column name="name" type="varchar(50)">
<constraints nullable="false"/>
</column>
<column name="active" type="boolean" defaultValueBoolean="true"/>
</createTable>
</changeSet>
</databaseChangeLog>how database migration work
class ChangeProductsPrice < ActiveRecord::Migration[5.0]
def change
reversible do |dir|
change_table :products do |t|
dir.up { t.change :price, :string }
dir.down { t.change :price, :integer }
end
end
end
endCopyright © 2021 Codeinu
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