删除数据库数据

public void deletePsqlReelData() throws SQLException, InstantiationException, IllegalAccessException, ClassNotFoundException {
		String text = data.get(dataKey);
		System.out.println("input " + text);
		test.log(Status.INFO, "Executing: "+text);
		Class.forName("org.postgresql.ds.PGSimpleDataSource").newInstance();
		Connection con=DriverManager.getConnection("jdbc:postgresql://192.168.4.23:5432/PanaCIM?user=cim&password=cim");
		Statement stmt=con.createStatement();
		try {
			int rs=stmt.executeUpdate(text);
//			if(rs.next()) {
//				rs.deleteRow();
//				try {
//					rs.updateRow();
//				}catch(Exception e) {}
//			}
			test.log(Status.INFO, "delete material");
		}catch(SQLException e) {
			e.printStackTrace();
			test.log(Status.INFO, "no material");
		}finally {
			try {
				stmt.close();
			}catch(SQLException e) {
				e.printStackTrace();
			}
			try {
				con.close();
			}catch (SQLException e) {
				e.printStackTrace();
			}
		}
	}