Hi Scott,
Scott Haneda wrote:
Is it possible to use user variables in an update statement, I can find only
scant docs on it, but they do not pertain to what I am trying to do.
Given this select:
SELECT user_id, order_status, quantity_chosen, month_price, each_price,
sales_tax, sales_tax_rate,
Does anyone else have any ideas about this topic?
Thanks
Ed Reed [EMAIL PROTECTED] 04/23/05 1:29 pm
Thanks for the reply,
I realize that user variables disappear when the connection closes but I don't
understand why what I'm trying to accomplish can't be done. Doesn't it make
since that if
Ed Reed [EMAIL PROTECTED] wrote on 04/25/2005 02:33:23 AM:
Does anyone else have any ideas about this topic?
Thanks
Ed Reed [EMAIL PROTECTED] 04/23/05 1:29 pm
Thanks for the reply,
I realize that user variables disappear when the connection closes
but I don't understand why what
Ed Reed wrote:
Thanks for the reply,
So is there anyway to use User Variables with a single connection. All my apps
are in VB6 and VBA. They all take a query, open a connection, run query, fill
array from query results, close connection and pass back the array. Because of
backward compatibility
At 22:04 -0700 4/22/05, Ed Reed wrote:
Thanks for the reply,
So is there anyway to use User Variables with a single connection.
All my apps are in VB6 and VBA. They all take a query, open a
connection, run query, fill array from query results, close
connection and pass back the array. Because
Thanks for the reply,
I realize that user variables disappear when the connection closes but I don't
understand why what I'm trying to accomplish can't be done. Doesn't it make
since that if you can load a single file with multiple SQL commands and have
that work succesfully then you should
Ed Reed wrote:
If I run the following in MySQLFront v3.1
Set @A='Test';
Select @A;
I get back same result
+--+
| @A |
+--+
| Test |
+--+
If I run the same query in MySQL Query Browser v1.1.6 I get this,
ErrNo 1060, You have an error in your SQL syntax; check the manual that
Thanks for the reply,
So is there anyway to use User Variables with a single connection. All my apps
are in VB6 and VBA. They all take a query, open a connection, run query, fill
array from query results, close connection and pass back the array. Because of
backward compatibility there's no
[snip]
This does not work. It appears that the user variable is not picked up
in
the WHERE clause - the query works fine if I have:
[/snip]
You have a fundamental lack of understanding of user variables. A quick
read of http://dev.mysql.com/doc/mysql/en/Variables.html will reveal
User variables
Hi,
Set the value as
SET @SoftwareID:=7;
Now, use
WHERE
s.softwareID = @SoftwareID at the end of your query.
Thanks,
Narasimha
-Original Message-
From: Erich Beyrent [mailto:[EMAIL PROTECTED]
Sent: Monday, December 13, 2004 8:30 PM
To: [EMAIL PROTECTED]
At 3:12 +0200 10/8/04, Przemyslaw Popielarski wrote:
User variables do not work with REGEXP under MySQL 4.0.21 4.1.5.
Is this a bug or a feature?
It's difficult to provide an answer to this because you're providing
no information about what do not work means. Can you be more specific?
mysql set
Paul DuBois [EMAIL PROTECTED] wrote:
User variables do not work with REGEXP under MySQL 4.0.21 4.1.5.
Is this a bug or a feature?
It's difficult to provide an answer to this because you're providing
no information about what do not work means. Can you be more
specific?
Sure. I didn't
At 3:47 +0200 10/8/04, Przemyslaw Popielarski wrote:
Paul DuBois [EMAIL PROTECTED] wrote:
User variables do not work with REGEXP under MySQL 4.0.21 4.1.5.
Is this a bug or a feature?
It's difficult to provide an answer to this because you're providing
no information about what do not work
Paul DuBois [EMAIL PROTECTED] wrote:
SELECT
@a:=FIRMLEGALZIPCODE
FROM tCustomers
WHERE @a REGEXP [0-9]
- Empty set (0.03 sec)
You're expecting the value to be selected first so that you then can
test it with the WHERE clause later.
Of course you're right. Thanks. According to your
At 4:01 +0200 10/8/04, Przemyslaw Popielarski wrote:
Paul DuBois [EMAIL PROTECTED] wrote:
SELECT
@a:=FIRMLEGALZIPCODE
FROM tCustomers
WHERE @a REGEXP [0-9]
- Empty set (0.03 sec)
You're expecting the value to be selected first so that you then can
test it with the WHERE clause later.
Of
well, it seems to be fine without SUM and GROUP BY...
E.g.,
SELECT @a:=Charge, @b:=Cost, @[EMAIL PROTECTED] as Margin ...
produces expected results.
Emmett Bishop wrote:
Vadim,
if I'm not mistaken, you can't set a variable then use
it in the same statement.
See
P. [EMAIL PROTECTED]
To: Emmett Bishop [EMAIL PROTECTED]
CC: [EMAIL PROTECTED]
Subject: Re: User variables + SUM + GROUP BY = strange behavior
Date: Fri, 16 Apr 2004 05:50:12 -0400
well, it seems to be fine without SUM and GROUP BY...
E.g.,
SELECT @a:=Charge, @b:=Cost, @[EMAIL PROTECTED
Vadim,
if I'm not mistaken, you can't set a variable then use
it in the same statement.
See http://dev.mysql.com/doc/mysql/en/Variables.html
A little ways down the page...
The general rule is to never assign and use the same
variable in the same statement.
-- Tripp
--- Vadim P. [EMAIL
At 12:05 PM + 11/17/03, Bruno Mustone wrote:
Hi Guys,
Do you know what version user variables were introduced? I can't seem to
get them working in 3.22 and yet they work in 3.23.
They were introduced in 3.23.6.
--
Paul DuBois, Senior Technical Writer
Madison, Wisconsin, USA
MySQL AB,
Hmmm they seem to work in version 3.23.57.
-Original Message-
From: Paul DuBois [mailto:[EMAIL PROTECTED]
Sent: 17 November 2003 18:38
To: Bruno Mustone; [EMAIL PROTECTED]
Subject: Re: User Variables
At 12:05 PM + 11/17/03, Bruno Mustone wrote:
Hi Guys,
Do you know what version
; [EMAIL PROTECTED]
Subject: Re: User Variables
At 12:05 PM + 11/17/03, Bruno Mustone wrote:
Hi Guys,
Do you know what version user variables were introduced? I can't seem
to get them working in 3.22 and yet they work in 3.23.
They were introduced in 3.23.6.
--
Paul DuBois, Senior Technical
Director General: NEFACOMP [EMAIL PROTECTED] wrote:
Is there anything I need to set in MySQL in order to use USER variables?
No. What is wrong with user variables for you?
--
For technical support contracts, goto https://order.mysql.com/?ref=ensita
This email is sponsored by Ensita.net
Brawley [EMAIL PROTECTED]
wrote:
Not just MySQLFront. PhpMyAdmin chokes on it, too.
-
- Original Message -
From: ML
To: [EMAIL PROTECTED]
Sent: Tuesday, May 27, 2003 9:08 AM
Subject: Re: User Variables doesn't work?
You are right, I tried from command
Not just MySQLFront. PhpMyAdmin chokes on it, too.
-
- Original Message -
From: ML
To: [EMAIL PROTECTED]
Sent: Tuesday, May 27, 2003 9:08 AM
Subject: Re: User Variables doesn't work?
You are right, I tried from command line and it works, the problem occurs
with MySQL
on it, too.
-
- Original Message -
From: ML
To: [EMAIL PROTECTED]
Sent: Tuesday, May 27, 2003 9:08 AM
Subject: Re: User Variables doesn't work?
You are right, I tried from command line and it
works, the problem occurs
with MySQL Front v2.5. This is strange
At 12:19 -0400 5/9/02, Luc Foisy wrote:
hmm. ok i see what you are getting at
but you do that every time you use a where clause, do you not?
No, not really
SELECT value FROM table WHERE value = 5
In this case value is used in the WHERE clause to determine which records
to select. Once
At 11:57 -0400 5/9/02, Luc Foisy wrote:
It may not make any sense to you, but it makes perfect sense to me
Okay. Then it would seem that either:
- I understand what you want to do, in which case you can't do it, because
you're using SQL variables in a self-contradictory way.
- I don't
Jasmin,
Thursday, May 02, 2002, 5:00:14 PM, you wrote:
JB I have been trying to use 'user variables' to keep
JB track of the previous row for use in a calculation of
JB the present row. Is there a way I can do this? Or
JB is there a better way in trying to use a previous
JB rows value in the
Hi,
Jasmin Bertovic wrote:
cut
For example;
SELECT number as current_day, (number - prevnumber)
as change_from_prev_day FROM TABLE ORDER BY DATE
prevnumber is the reference that I need from the
previous row.
Am I missing something simple or do I have to do this
outside of MYSQL?
1. Yes you
This makes sence, now that I have had some time to
think about it. If I self join, I have to make sure
that my data is continuous to shift all the rows by 1.
Some of the things could have missing dates or maybe
I could self join on an incremental counter using a
tmp table. I have do go back to
At 3:16 AM +0200 6/13/01, Luis A. Fdez. de Retana Aguirre wrote:
Hello,
My problem is about users variables. I want to do
a script to create a database so:
SET @dbname:=mydbname;
CREATE DATABASE @dbname;# -- Don´t
work
CREATE DATABASE (SELECT @dbname);# -- Don´t
Work
Hi,
Are there any issues with user variables ( SET @variable:=) overflowing
memory on the server?
At any one
time I wouldn't need most of them, but I don't see any way of
removing them
once set. Might this be an issue, or is there some garbage collection
and/or memory limit on the
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