Databases Forum

Would you mind if I troubled you for some help? I’m working on an NDA’ed project and we’ve been asked to try and address a problem which is currently causing some pain. Imagine there was a merger between two blue-chip communications/media companies, and Company A was offering discounted deals to …

I want to split database access and permissions with another person. The problem is we don't know how we can make sure we both have the same rights and permissions to operate the database. So if anything goes wrong for example, one wants to change the password of the database …

I have a database where there is an table `wm` for water meters : +------+---------------+ | Code | name | +------+---------------+ | wm1 | water meter 1 | | wm2 | water meter 2 | | wm3 | water meter 3 | +------+---------------+ and another table c`ounters` where there are …

I have a snippet that inserts data in a row in a MySql database. If that data already exists the existing row should be updated. In my case, I continue to get insert only. What is wrong with this snippet? $page = basename($_SERVER['SCRIPT_NAME']); $ip_address = $_SERVER['REMOTE_ADDR']; include_once("includes/connection.php"); $sql=mysqli_query($con, "SELECT visits …

Like the title says, I'm trying to coloring an empty cell in bounded datagridview. I've got this code to coloring a cell with specitic value and is working well. This code is in the DatagridviewCellFormattingEventargs. If e.ColumnIndex = 5 AndAlso e.Value <= Date.Now.ToShortDateString Then e.CellStyle.ForeColor = Color.DarkGreen e.CellStyle.Font = New …

Good evening everyone, I created this file to be able to print the data from the database on the screen. Everything ok but all the data contained in the database appear on the same line. I would like them to print like this: nome email titolo dataeora msg nome email …

Hi guys im using VisualStudio2017 to make a chat program from a youtube video i keep getting an error and wondered if one of you might be able to help me out. Exception thrown: 'System.InvalidOperationException' in MySql.Data.dll The code: Imports System.Security.Cryptography Imports System.IO Imports MySql.Data.MySqlClient Module Con_Add Public usernamefriend As …

create table dummy{id int ,invoice int } insert into dummy values(191,10),(192,11),(193,0); I have to update 193 with invoice 13 but i want to fetch max invoice and then increment invoice by 1 for 193 . i had tried update dummy set invoice=(select max(invoice) from dummy)+1 where id=191. It wont work …

Hi. I'm trying to set up an AMP system on my machine. It's called UwAmp. Anybody there to tell me how to setup the MySQL in this thing? Thank you

Good day, I am actually a young programmer, who wants to develop a webpage that enables someone to take a practice test. It was given to me as an assignment that determines if I will remain a programmer. I know little about PHP codes but none in Mysql. I came …

Hi everyone I am wondering if someone can help me understand why the Sub-Query's SELECT statement ended up producing the column name 'Code' vs. the initial SELECT statment call 'local_name' in the below screenshot Thanks in advance! 

Hi All, I am having an issues with an SQL query and I can't quite work out how to resolve it. I have searched Google for the answer but can't seem to find the solution there either. Basically I have a database andin one of the tables it has a …

Hello Could I please ask for assistance? I need a file that I am able to download that holds all the streets and postal codes of the Ireland.

Looking for directions. Where would one go to find a downloadable excel sheet, listing the streets of Algeria city?

I have a table with the following fields: CREATE TABLE text ( drawing INT NOT NULL, blockID INT NOT NULL, entityID INT NOT NULL, style INT, txt VARCHAR(255) NOT NULL, attrib INT); My csv file contains the data: 19 1CB2 E49 2 CLIENT MODULAR 1C2A 19 1CB3 E4B 2 CLIENT …

Hi. I'm trying to write a game in PHP. Now a weird item shows up in my database. http://www.leondegroot.nl/files/mysql_nieuw.png "Nieuw" means "New". Do you have any idea what this is and how to delete it? Thanks, Leon

ERROR 1054 (42S22): Unknown column 'Firstname' in 'field list' I'M gettin the above error when I enter: mysql> insert into people (fname, lname) -> VALUES (Firstname, Lastname); Here's the table: mysql> desc people; +-------------+-------------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +-------------+-------------+------+-----+---------+-------+ | fname …

Hi there, Not sure if I am in the right place, but I wanted to ask where I can access a csv file for all the streets in Belgium?

Hi all, I have a question about updating two values in a sql table using a subquery. My database is called books and the below table books too: id title author location_id 11 Tera Netrear 4 14 Disser Bubu 1 15 Tenno Puoio 4 16 Oban Tyrone 5 18 Sisnobi …

Hello. I am making a database using SQLite. Then I need to make an API with functions that returns information about that database. Then I need to print out a report. However, when I try to return an answer to a query using inputs, nothing is returned. I either get …

please provide me sql query for below output sum query please help me 

I would like to develop an attendence regiater for my company. i would like to use,Mongodatabase,node.js and javasscript am i the register should the availble on an link. am i in the right track

Hi, can someone help me solve this please I have tried so hard but can't figure it out? In past years, approximately 20% of all U.S. families purchased potato chips at least once a month. You are interested in determining the fraction of all U.S. families that currently purchase potato …

Hi all, I have assigned a column called "friendshipstatus" as a default value =0 in addfriends table that user can add other users to it to be friends as the code bellow which will give any users added as friend in addfriendss table the "friendshipstatus" value of 1 <?php include …

I'm trying to create a trigger that does two things, first take an ip that's in dot notation and run inet_aton on it and put the result in another field. Second, checks a lookup table to identify an ip range that the result of the first action falls into and …

I'm studying SQL with Oracle 11gR2 and I'm trying to write sql query to solve this problem. Q. Assuming that campaign's budget is divided by the number of ADs included in the campaign, show the campaign that contains the AD that consumes the largest amount of budget and the campaign …

Hi all, Before I begin this question, and before you tell me we dont do homework, I would like to state that I have read a few articles, I have tried a couple of functions (=REPLACE, =SUBSTITUTE) but i'm not able to get the reuslts require, I'm new to Excel …

Dear sir, Please help me about below query. here is two table sale and purchase. i want product wise result in output table like below picture. please help me