TAILIEUCHUNG - Java C9. Advanced JDBC

Prepared Statement : compile only one time Statement : compile each time to run If we have to use one SQL statement several times, it would better to use Preparerd Statement. PreparedStatement (String sql) throws SQLException Arguments : setting by parameters “?” | Chapter 9. Advanced JDBC ITSS Java Programming NGUYEN Hong Quang, HUT Statement and Prepared Statement (1) Making of Statement object All of parameters must be in the statement Making of Preparerd Statement object Some parameters are not in the statement Setting value of parameter Execution of Prepared Statement Execution of Statement Statement and Prepared Statement (2) Prepared Statement : compile only one time Statement : compile each time to run If we have to use one SQL statement several times, it would better to use Preparerd Statement Creation of Prepared Statement PreparedStatement (String sql) throws SQLException Arguments : setting by parameters “?” Exemple : Connection con; PreparedStatement stmt; try { con = (url,userName,userPassword); stmt = ("Update Student Set mark = ? Where id = ?"); } catch (SQLException e) { (); } Setting of parameters Format : stmt. setXXX (index, .

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