public void exec(Connection conn){ try { conn.setAutoCommit(false); Long beginTime = System.currentTimeMillis(); //構造預處理statement PreparedStatement pst = conn.prepareStatement("insert into t1(id) values (?)"); //1萬次循環 for(int i=1;i<=100000;i++){ pst.setInt(1, i); pst.addBatch(); //每1000次提交一次 if(i%1000==0){//能夠設置不一樣的大小;如50,100,500,1000等等 pst.executeBatch(); conn.commit(); pst.clearBatch(); } } Long endTime = System.currentTimeMillis(); System.out.println("pst+batch:"+(endTime-beginTime)/1000+"秒"); pst.close(); conn.close(); } catch (SQLException e) { e.printStackTrace(); } }
ssh中hibernate框架雖然便於開發,可是在處理大數據的上面顯得有些不足,這時仍是應該用jdbcjava