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class CreateMessages < ActiveRecord::Migration[4.2]
def self.up
create_table :messages do |t|
t.column :board_id, :integer, :null => false
t.column :parent_id, :integer
t.column :subject, :string, :default => "", :null => false
t.column :content, :text
t.column :author_id, :integer
t.column :replies_count, :integer, :default => 0, :null => false
t.column :last_reply_id, :integer
t.column :created_on, :datetime, :null => false
t.column :updated_on, :datetime, :null => false
end
add_index :messages, [:board_id], :name => :messages_board_id
add_index :messages, [:parent_id], :name => :messages_parent_id
end
def self.down
drop_table :messages
end
end
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