jdbc-transaction

Posted 2020-10-11

public static void main(String[] args) {        Connection conn=null;        Statement stmt=null;        try {            Class.forName("oracle.jdbc.driver.OracleDriver");           conn=DriverManager.getConnection("jdbc:oracle:thin:@localhost:1521:orcl","scott","123456");           stmt=conn.createStatement(); //首先用Connection中的setAutoCommit方法将自动commit设为false，因为JDBC默认是自动commit，执行完所要 执行的语句块后再用Connection的commit方法提交，完成后setAutoCommit(true)，恢复JDBC的默认设置            conn.setAutoCommit(false);            stmt.addBatch("insert into dept2 values(50,‘Game‘,‘Shanghai‘)");            stmt.addBatch("insert into dept2 values(60,‘Game‘,‘Shanghai‘)");            stmt.addBatch("insert into dept2 values(70,‘Game‘,‘Shanghai‘)");            stmt.executeBatch();            conn.commit();           conn.setAutoCommit(true);        } catch (ClassNotFoundException e) {            // TODO Auto-generated catch block            e.printStackTrace();        }catch(SQLException e){            e.printStackTrace();    //捕捉到任何的SQLException立刻rollback，然后恢复JDBC的默认设置           try{               if(conn!=null){                   conn.rollback();                   conn.setAutoCommit(true);               }            }catch(SQLException e1){               e1.printStackTrace();            }        }finally{            try {               if(stmt!=null)               stmt.close();               }catch (SQLException e) {                   // TODO Auto-generated catch block                   e.printStackTrace();               }            try {               if(conn!=null)               conn.close();               }catch (SQLException e) {                   // TODO Auto-generated catch block                   e.printStackTrace();               }                    }     }

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