check if value exists

Posted on 16th Feb 2014 07:03 pm by admin

I have googled this for a while and I am getting lots of different results. Is there a standard method used for checking to see if a value exists in a database before inserting a value? I have a form, you type your name and push submit, it inserts the name into the database and then the name shows up in a list. Right now, it accepts the same values. I want to add a check to say

if name exists, do something

Your Answer:

Login to answer

Other forums

utl_file open error
i have file in the unix path

Path /popdev01/pop/popdevb/tfi/

File name

Deleting a record php
Attempting to setup delete a record page. The below code I put together doesn't seem to work.

DYNPRO_FIELD_CONVERSION
Hi gurus,

I got a dump when I run one of my program. the dump is described below:

how can i expire the submitted page using session.
hi,
i'm new to php world.
i'm using "post" method.
when i submit it,data goes to

Problem!
I have another problem, when i run this code i get this error "Parse error: syntax error, unexp

Where do I put CRON code
So I've figured out alot about how to automatically run a php function. I can't figure out where to

Concatenate two strings ???
I have string one $string1 and another $string2.

How to concatenate (add) both of them $str

Need a Timecode Class...
Not a Time Stamp, Time Code. Format is a bit different. HH:MM:SS:FF where FF is Frames. I dont re

Expandable Post Code
Hi,

Hope you can help. Which currently I haven't upgraded to connect to a mysql server, so i

form help
this doesn't work. i want the form action to go the location.href of the submit button chosen.. how