[英]How to fix the error in codeigniter project?
我在codeigniter框架中的错误消息:发生数据库错误
Error Number: 1140
In aggregated query without GROUP BY, expression #1 of SELECT list contains nonaggregated column 'hms.rooms.id'; this is incompatible with sql_mode=only_full_group_by
SELECT `rooms`.*, count(room_no) as total_rooms FROM `rooms` WHERE `room_type_id` = '10'
Filename: D:/Installed_Apps/OpenServer/OpenServer/domains/hms.loc/system/database/DB_driver.php
Line Number: 691
为什么会出现这种错误以及如何消除它? 代码中可能存在什么问题?
在这些功能中,什么地方有问题或一切正常?
函数check_availability($ check_in,$ check_out,$ adults,$ kids,$ room_type_id){$ query ='?date_from ='。$ check_in。'&date_to ='。$ check_out。'&adults ='。$ adults。'&kids = '。$ kids。'&room_type ='; $ CI =&get_instance(); if($ check_in == $ check_out){$ check_out = date('Ym-d',strtotime($ check_out。'+ 1 day'));; }
$CI->db->where('id',1);
$settings = $CI->db->get('settings')->row_array();
$CI->db->where('id',$room_type_id);
$CI->db->select('room_types.*,base_price as price');
$room_type = $CI->db->get('room_types')->row_array();
//echo '<pre>'; print_r($room_type);die;
$CI->db->where('room_type_id',$room_type_id);
$CI->db->select('rooms.*,count(room_no) as total_rooms');
$rooms = $CI->db->get('rooms')->row_array();
$total_rooms = $rooms['total_rooms'];
//echo '<pre>'; print_r($rooms);die;
$begin = new DateTime($check_in);
$end = new DateTime($check_out);
$interval = DateInterval::createFromDateString('1 day');
$period = new DatePeriod($begin, $interval, $end);
foreach($period as $dt){
$date = $dt->format( "Y-m-d" );
$dayno = $dt->format( "N" );
$day = $dt->format( "D" );
$day = strtolower($day);
///echo $date;die;
//check for room block period
if($date >= $settings['room_block_start_date'] && $date <=$settings['room_block_end_date'])
{
$block_message = "Sorry.. No Room Available Between ".date('d/m/Y',strtotime($settings['room_block_start_date']))." to ".date('d/m/Y',strtotime($settings['room_block_end_date']))." ";
$CI->session->set_flashdata('error', $block_message);
redirect('');
}
$CI->db->where('O.room_type_id',$room_type_id);
$CI->db->where('R.date',$date);
$CI->db->select('R.*,');
$CI->db->join('orders O', 'O.id = R.order_id', 'LEFT');
$orders = $CI->db->get('rel_orders_prices R')->result_array();
//echo '<pre>'; print_r($orders);die;
//echo $total_rooms;die;
if($total_rooms > 0){
//echo count($orders);die;
if(count($orders) >= $total_rooms){
$CI->session->unset_userdata('booking_data');
$CI->session->unset_userdata('coupon_data');
$CI->session->set_flashdata('error', "Sorry.. This Dates Between Rooms Not Available Please Try With Another Date Or Room");
redirect('front/book/index'.$query);
}else{
continue; // continue loop
}
}else{
$CI->session->unset_userdata('booking_data');
$CI->session->unset_userdata('coupon_data');
$CI->session->set_flashdata('error', "Sorry.. This Dates Between Rooms Not Available Please Try With Another Date Or Room");
redirect('front/book/index'.$query);
}
}
return;
}
function check_availability_ajax($check_in,$check_out,$adults,$kids,$room_type_id){
$query = '?date_from='.$check_in.'&date_to='.$check_out.'&adults='.$adults.'&kids='.$kids.'&room_type=';
$CI =& get_instance();
if($check_in==$check_out){
$check_out = date('Y-m-d', strtotime($check_out.'+ 1 day'));
}
$CI->db->where('id',1);
$settings = $CI->db->get('settings')->row_array();
$CI->db->where('id',$room_type_id);
$CI->db->select('room_types.*,base_price as price');
$room_type = $CI->db->get('room_types')->row_array();
//echo '<pre>'; print_r($room_type);die;
$CI->db->where('room_type_id',$room_type_id);
$CI->db->select('rooms.*,count(room_no) as total_rooms');
$rooms = $CI->db->get('rooms')->row_array();
$total_rooms = $rooms['total_rooms'];
//echo '<pre>'; print_r($rooms);die;
$begin = new DateTime($check_in);
$end = new DateTime($check_out);
$interval = DateInterval::createFromDateString('1 day');
$period = new DatePeriod($begin, $interval, $end);
foreach($period as $dt){
$date = $dt->format( "Y-m-d" );
$dayno = $dt->format( "N" );
$day = $dt->format( "D" );
$day = strtolower($day);
if($date >= $settings['room_block_start_date'] && $date <=$settings['room_block_end_date'])
{
$block_message = "Sorry.. No Room Available Between ".date('d/m/Y',strtotime($settings['room_block_start_date']))." to ".date('d/m/Y',strtotime($settings['room_block_end_date']))." ";
return $block_message;
}
$CI->db->where('O.room_type_id',$room_type_id);
$CI->db->where('R.date',$date);
$CI->db->select('R.*,');
$CI->db->join('orders O', 'O.id = R.order_id', 'LEFT');
$orders = $CI->db->get('rel_orders_prices R')->result_array();
//echo $total_rooms;die;
if($total_rooms > 0){
if(count($orders) > $total_rooms){
$CI->session->unset_userdata('booking_data');
$CI->session->unset_userdata('coupon_data');
return 'Sorry.. This Dates Between Rooms Not Available Please Try With Another Date Or Room';
}else{
continue; // continue loop
}
}else{
$CI->session->unset_userdata('booking_data');
$CI->session->unset_userdata('coupon_data');
return 'Sorry.. This Dates Between Rooms Not Available Please Try With Another Date Or Room';
}
}
return 1;
}
这是我使用该功能的Book.php控制器代码:
function index()
{
//echo '<pre>'; print_r($_GET);
//check availbilty
//get_invoice_number();
$this->session->unset_userdata('booking_data');
$this->session->unset_userdata('coupon_data');
$data['page_title'] = lang('make_reservation');
$data['meta_description'] = $this->setting->meta_description;
$data['meta_keywords'] = $this->setting->meta_keywords;
$data['banners'] = $this->homepage_model->get_banners();
$data['testimonials'] = $this->homepage_model->get_testimonials(); // get 6 testimonials
$data['room_types'] = $this->homepage_model->get_room_types_all();
$data['taxes'] = $this->homepage_model->get_taxes();
if(!empty($_GET['room_type'])){
$data['services'] = $this->homepage_model->get_paid_services($_GET['room_type']);
}
//echo '<pre>'; print_r($data['services']);
if(empty($_GET['room_type'])){
$this->render('book/room_types', $data);
}else{
check_availability($_GET['date_from'],$_GET['date_to'],$_GET['adults'],$_GET['kids'],$_GET['room_type']);
$data['room_type'] = $this->homepage_model->get_room_type($_GET['room_type']);
$this->render('book/view', $data);
}
}
您正面临这样的问题,因为在MYSQL中设置了ONLY_FULL_GROUP_BY
选项,
SET GLOBAL sql_mode=(SELECT REPLACE(@@sql_mode,'ONLY_FULL_GROUP_BY',''));
解决问题。
包含COUNT()
或SUM()
等聚合函数的SQL查询中始终带有GROUP BY
子句。 它指定最终结果集中的其他非分组列。
在查询中,请注意以下几点:
rooms.*
分组时不建议使用。 GROUP BY
子句中指定这些列。 例如,
SELECT
Count(product_tb.product_id),
product_tb.`name`,
product_tb.details
FROM
`product_tb`
WHERE
product_tb.product_id = 1
GROUP BY
product_tb.`name`,
product_tb.details
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