I need to compare two tables with exactly the same fields/types and identify all records which are different in at least one field or do only exist in one of the two tables. Both tables have an column id with…
I am using Ubuntu Linux 20.04.2 and MySQL 8.0.30 but when I try to compile using a Linux Terminal command like: gcc -o program program.c ‘mysql_config —libs’ I get a message like: “Error: mysql. . No such file or directory”…
I'm trying to get the start/end dates of a non-standard quarter using MySQL. This question/answer works great to get the start/end dates of standard quarters (Jan-Mar, Apr-Jun, etc.). Any suggestions on how to modify the query if the quarter does…
I have column named start im my database where i store thousands of dates (not the ones you can eat) in the following format: 2019-05-04 07:30:00 To get some stats im using google.charts and trying to group the values by…
I use MySQL, why MariaDB in the error message? I'm trying to load some data from my databasetable into my table but I'm having this error, even though I did use prepared statements to call executeQuery without passing any parameter…
I have few input types on a form and a submit button as following: <form id="register_form" method="post" role="form" action=""> <input autofocus="" id="firstname" name"firstname" placeholder="First Name" type="text" required /> <textarea id="Address" name="Adress" placeholder="No Address" type="text" rows="3" cols="30"></textarea> <select id="country" name="country" required>…
I wrote a code for login system (backend) which checks whether the username and password are valid or not. Everything is working but I don't know how to do automate redirect to /dashboard. Client side is running on Port 3000,…
I have a Wordpress Database with two tables with this structure Table 1 "location" id, postID, address 1, 123, park ave 2, 234, washington ave 3, 345, wall st 4, 456, park ave 5, 567, wall st Table 2 "posts"…
We recently moved our database from MariaDB to AWS Amazon Aurora RDS (MySQL). We observed something strange in a set of queries. We have two queries that are very quick, but when together as nested subquery it takes ages to…
So I kinda realized it too late but I need to have another column on one of my tables that has the group id of each row. The data looks like this: Code Description Group(currently empty) 1 Test 2 Test…