[B! sequel] Sixeightのブックマーク

Sequelでmany to manyするときのメモ - hitode909の日記

モデルにはmany_to_manyって書くだけ中間のテーブルは自分で作るテーブル名は辞書順 class Feed < Sequel::Model # 略 many_to_many :groups end class Group < Sequel::Model # 略 many_to_many :feeds end unless DB.table_exists?(:feeds_groups) DB.create_table :feeds_groups do primary_key :id foreign_key :feed_id, :table => :feeds foreign_key :group_id, :table => :groups end end 参考

Sixeight 2009/08/19

sequel

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File: README.rdoc [Sequel: The Database Toolkit for Ruby]

Sequel is a lightweight database access toolkit for Ruby. Sequel provides thread safety, connection pooling and a concise DSL for constructing database queries and table schemas. Sequel also includes a lightweight but comprehensive ORM layer for mapping records to Ruby objects and handling associated records. Sequel supports advanced database features such as prepared statements, bound variables,

Sixeight 2009/06/06

sequel
ruby

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File: cheat_sheet.rdoc [Sequel: The Database Toolkit for Ruby]

Cheat Sheet Open a database require 'rubygems' require 'sequel' DB = Sequel.sqlite('my_blog.db') DB = Sequel.connect('postgres://user:password@localhost/my_db') DB = Sequel.postgres('my_db', :user => 'user', :password => 'password', :host => 'localhost') DB = Sequel.ado('mydb') Open an SQLite memory database Without a filename argument, the sqlite adapter will setup a new sqlite database in memory

Sixeight 2009/06/06

sequel
ruby

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