jdbc編程步驟

##1.Load the Driver

註冊 Class.forName("oracle.jdbc.driver.OracleDirver");

或 new oracle.jdbc.driver.OracleDirver();

##2.Connect to the DataBase

DriverManager.getConnection();

##3.Execute the SQL

Connection.createStatement(); Statement.executeQuery(); Statement.executeUpdate();

##4.Restrieve the result data

循環取得結果while(rs.next()){}

##5.Show the result data

將數據庫中的各類類型轉換爲java中的類型(getXXX)方法

##6.Close

close the ResultSet close the Statement close the Connection