Delete

Delete

@DeleteMapping("/students/{studenId}")  
public String delete(@PathVariable Integer studenId) {  
    String sql = "DELETE FROM student WHERE id = :studentId";  
    Map<String, Object> map = new HashMap<>();  
    map.put("studentId", studenId);  
    int result = namedParameterJdbcTemplate.update(sql, map);  
    // 回傳值為影響的行數
    if (result >= 1) {  
        return "delete success! " + "delete id:" + studenId;  
    }else {  
        return "delete fail! the id may not exist!";  
    }}