I am trying to execute the following. public function result_multi($sql) { try { mysqli_multi_query($this->db_connection,$sql); $result=mysqli_store_result($this->db_connection); $row=mysqli_fetch_row($result); } $b=new DB; $sql="INSERT INTO payout (mid, type, datetime) VALUES ('0','BC', NOW());SELECT LAST_INSERT_ID();"; $b->result_multi($sql); $row returns NULL and $result return FALSE, however when I…
Summary When I use the phpMyAdmin GUI to insert a new entry into my table (which has a BEFORE INSERT TRIGGER applied to it), it seems to insert the entry just fine... but it always displays this in response: (…
I have the following query which gets order data, works fine but takes 13.63 seconds: SELECT ( SELECT meta_value FROM `myprefix_postmeta` as postmeta WHERE postmeta.meta_key = '_sku' AND postmeta.post_id = woocommerce_order_itemmeta3.meta_value ) AS sku, woocommerce_order_items.order_item_name AS title, SUM( woocommerce_order_itemmeta.meta_value )…
I want to copy a row for example whith ID=23 in a table A into another table with ID=30 into another database. I got this INSERT INTO pacaya_control_venta.tb_venta_pacaya WHERE ID=33 SELECT * FROM llamadas.tb_venta_pacaya WHERE ID = 48; But I…
I want to export my database from phpMyAdmin to import it to another server. I go through the steps explained here and here but all I get is a 50kb .sql file that contains a list of errors in HTML.…
I am trying to display the number of records for the current month for a specific user. Unfortunately, it does not work, because At one time, the date format in the Database was not correctly indicated. The text column, the…
I'm a student and I'm trying to get my function to return the result of my select, but I don't know what to put in the RETURN. I have tried to create functions with mathematical operations for example, and it…
As soon as I run this python code that includes some mysql, all I get are the three greater or less signs(>>>). Any help would be much appreciated! My code consists of trying to obtain temperatures through a ds18b20 connected…
I don't understand why this query works and what it actually means. It should be noted that this query works when using PDO but doesn't through Mysql cli or even phpmyadmin. SELECT table1.something, table2.something FROM someTable LEFT JOIN table 1…
Directories structure of durpal 8: . ├── docker-compose.yml ├── dump │ └── drupal.sql ├── sessions └── www └── core └── site └── modules └── vendor └── index.php My settings.php database configuration $databases['default']['default'] = array ( 'database' => 'drupal', 'username' =>…