Use synonyms for the keyword you typed, for example, try “application” instead of “software.”. In this section we will read about the DAO in Java. I use the following class (Database.java) as a DAO for handling all database calls. They encapsulate all interactions with the JDBC API. 例 ドライバ: 12c R1 11g R2 ( 注:ドライバはMaven Centralに含まれていません!ドライバクラスの初期化: Class.forName("oracle.jdbc.driver.OracleDriver"); 接続URL SIDを使用した古い形式 "jdbc:oracle:thin:@: