require "sqlite3"
 
 module Rubysermon
 	class DB
 
 		def initialize(db_path)
 			@db = SQLite3::Database.new(db_path)
 			@db.execute(self.initialize_db)
 		end
 
 		private
 
 		def self.initialize_db
 			<<-SQL
 				DROP TABLE IF EXISTS `history`;
 				CREATE TABLE `history` (
 					`date` INTEGER NOT NULL,
 					`mod_hash` VARCHAR(20) NOT NULL,
 					`value` REAL NOT NULL
 				);
 				CREATE INDEX date_index ON `history` (`date`);
 			SQL
 		end
 
 	end
 end