I will start this by saying I have read all of the posts I have found on here regarding this issue and have troubleshot all of the solutions suggested, and none have worked. I have also tried all of the…
We have a table having around 10 million records and we are trying to update some columns using the id(primary key) in the where clause. UPDATE table_name SET column1=1, column2=0,column3='2022-10-30' WHERE id IN(1,2,3,4,5,6,7,......etc); Scenario 1: when there are 3000 or…
I'm confused, I was asked to do a connection from Java into MySQL using OOP and DAO, but my professor asked us to do it in a the following way: We need to make the variable "MethodOfPayment" as an int…
I want to fetch the id of only 1 row from my database for my change password. So that it will only change the password of that specific id selected. This code says an error, $id is undefined. <?php $connection…
I am trying to update a record in Database using Django but it adds the same record again. How i can fix it? code is given below. def update(request, id): book = tblbook.objects.get(id=id) form = tblbook(BookID = book.BookID, BookName=book.BookName, Genre=book.Genre,Price=book.Price)…
I have a table called Sets for LEGO: set_number (Primary Key) set_name other_fields 123 Firetruck abc 234 Star Wars abc I have another table called Parts for LEGO: part_number (Primary Key) name set_number (references set_number from Sets) 1 Truck Roof…
Very new to coding. I have 2 tables, zips_usa which includes all properly formatted zips (zipcode, lat / lon / city / state etc) in the US, and table ageus which includes columns such as first name, last name, category,…
I am able to import other packages like java.io to eclipse but, I am unable to import java.sql to my project in eclipse. What could be the reason? I don't know how to proceed. I have tried a couple of…
How do i go about something like this, I want to check if a user exists against a table in python, and if the user exists , it should report that the particular user exists, else if the user does…
I got this error while trying to get variable from a DataBase in MySql 0x000002A MySQL Connection Error! MySql error is provided when version/value we're trying to get from database is not a number output when trying to print value…