Tables and data: CREATE TABLE major ( id INT PRIMARY KEY, name VARCHAR(200) ); insert into major values (101, 'Computing'), (102, 'Arquitecture'); CREATE TABLE student ( id INT PRIMARY KEY, name VARCHAR(200), major_id INT, foreign key(major_id) references major(id) ); insert…
We have a WordPress site that contains a Q&A plugin, that needs to be moved to a different hosting. The Q&A posts only make up for a fraction of the total Posts table, so I want to filter them out…
I'm trying to make a webshop using php, laravel, mysql and css. But when i try to make a migration table using foreign keys for products and orders i get this error: SQLSTATE[42000]: Syntax error or access violation: 1064 You…
I am unable to retrieve rows with repeated IDs using SELECT IN ID column is Primary key with auto increment. SELECT ID FROM dbproduct WHERE ID IN (3,2,1,4,3,2,1,4); I get the following result back ID ----- 1 2 3 4…
I wanted to know how we can find the data value that has "Hi friend! " (note that it has space in the paragraph- I mean the whole data value contained in the field) to empty data or dot. So…
I am making a script to bulk import csv data into a mysql DB table. I am looping through the data and checking if the value already exist in database. If not then insert it into the table. But the…
I am trying to build a docker image for php, which can handle database dumping in my mysql container. The problem is that it seems to install the mariadb version instead of the mysql version of the client. This gives…
im start to learn jquery ajax, so i modify my web to ajax but its still error when passing data, its success to acces but always return to first column here my code for call a value: while ($r=mysql_fetch_array($query)) {…
I am using PHP with MySQli and I want to fetch a single row from the whole SQL DB, which fits in my condition. Just for a note, this is what my current database looks like : I want to…
I am unable to run MYSQL server in XAMPP control panel, when I click on start button then following error occurs given below: 4:48:58 PM [mysql] Attempting to start MySQL app... 4:48:58 PM [mysql] Status change detected: running 4:49:00 PM…