how do I add index's to a migration in rails
rails generate migration AddUser_idColumnToTable user_id:string.
class AddIndexToTable < ActiveRecord::Migration
def change
add_index :table, :user_id
end
endhow do I add index's to a migration in rails
rails generate migration AddUser_idColumnToTable user_id:string.
class AddIndexToTable < ActiveRecord::Migration
def change
add_index :table, :user_id
end
endusing SQL in rails migration
def change
execute <<-SQL
UPDATE table1
SET column1 = "value"
SQL
endCopyright © 2021 Codeinu
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