I’m creating some stored procedures to manage my DB. In particular, i want to create a stored procedore to edit a column, of a specific row, but i want to do it dinamically, passing the column name as an argument. That’s what i want to do Using the parameter keyi find the specific row in myTablethat i want to edit,
Tag: mysql
#1241 – Operand should contain 1 column(s) In wamp on phpmyadmin
Nested query in Sql. SELECT *, (SELECT `supplier_sign_up_id`, ( SELECT email_address FROM supplier_sign_up WHERE …
Column X which is neither GROUPED nor AGGREGATED – StandardSQL / BigQuery
I’ve been reading posts about this and the so many suggested solutions didn’t work as I want. I’m trying to get the sum of some columns for the same rows then selecting all the other columns when …
MariaDB loop not displaying results of query
I have a simple query: SELECT COUNT(ud.UserID), COUNT(DISTINCT ud.ProductID) FROM users_data AS ud JOIN products AS t ON t.ID = ud.ProductID WHERE ud.UserID = ‘3’ Which results in: COUNT(ud….
After Search in SQL Update a column value in the found rows
I have a DB table where a Field can have several different values, I want to update a field with certain values please see table below ID Name1 Place Number 1 Key TR 3 2 Lock BG …
Count Most donator SQL
I wanted to know how would i count most donated number for a person and how to make list from most donator to the lowest. Database looks like this : – Donated Amount – Payer Email – 10 123456@…
Calculate Duration of Two time
Hi I am new to my sql I am trying to compute the duaration of two time ex: timestart = 21:00 timeend = 03:00 result will be 06:00 my query is like this for compute but it gives me result of 18:00 I …
SQL Select parent as column name and child as value
I am creating a database to store music. There are different categories that each have sub categories. Example: id name parentID 1 instrumentation null 2 …
MySQL – While Exists from a snippet throws error
I was reading through this page https://www.sqlteam.com/articles/more-trees-hierarchies-in-sql (great article on managing hierarchical data in SQL) and following along in MySQL and was trying to run …
How to record who edited a table in my sql
Is there a function to automatically update a column specifying who created a new record in a sql table? Something similar to the timestamp, but that instead of the time it shows the user who has …