How do I insert values into a many:many relation table for posts and tags?
Issue I want to have multiple different tags on my posts so I could filter them later. I figured the…
Category: MySQL
Select row by number in MySQL
Issue I want to select all fields from a row of a table matching a particular row number. This sounds…
If there is a way to achieve this kind of result below using group_concat
Issue Data Brcode name 1. A 2. A 3. A Expected result Brcode Name Common 1 A 1,2,3 2 A…
MySQL error 1136, why can I not add these entries to my table
Issue Code Error I don’t know why I keep getting an error Thank you in advance Solution INSERT syntax allows…
Is there a limit for row lock in MySql 5.7?
Issue I faced an issue in MySql 5.7 that when I select 14 or more rows with FOR UPDATE a…
What is better practice when storing a users full name in the database? 1 or 2 columns?
Issue Is it considered better practice to store a first_name and a last_name in 2 separate columns? or would storing…
MySQL Session – Kill query to unlock table
Issue A query has locked a table in MySQL. How can the running query’s session be killed to unlock the…
Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\crud\read.php on line 41
Issue I want to create a website that can do the basic my SQL functions like create, read, update and…
How to select all orders with all items completed?
Issue I have the following tables: CREATE TABLE `orders` ( `id` int(10) unsigned NOT NULL AUTO_INCREMENT, `user_id` int(10) unsigned NOT…
pip3.6 install mysqlclient==1.3.12 fails with error: unknown type name ‘my_bool’; did you mean ‘bool
Issue I have a project that worked on ubuntu 16.04 with python 3.6 but now we are trying to make…