ef migrations
PM> add-migration MyFirstMigration
PM> Update-Databaseef migrations
PM> add-migration MyFirstMigration
PM> Update-Databasehow 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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