I don't think there's anything conceptually wrong with what you're doing.
Most relational databases let you UNION together many more than 3 queries; I
assume MySQL also allows this.
I don't see any obvious syntax error jumping out at me. What error message
are you getting?
I suspect that you are
Is this possible? Is it possible to have three queries in a UNION? Sorry
about the PHP in there. I just wanted to know if this is allowed? If
only the 1st two queries it works OK, add the 3rd and it breaks. How can
I accomplish this? Thanks. Lee G. I'm using 4.1.3beta
$result = mysql_query("(SELEC
Hello,
I am having a problem with a mysql (myisam) table that I've never had
before, and I'm completely stumped!
I am using mysql version 4.0.13.
myisamchk -e table.MYI returns no errors.
Yet, when I try to do any kind of select from the mysql prompt, it
just hangs and never returns an error co
>What is the definition of resume_erp (what is the result of: SHOW
CREATE
TABLE resume_erp) ? What that error is telling you is that you are
Glad you added more info, or I would have been asking you, 'what do you
mean by definition?' :)
CREATE TABLE `resume_erp` (
`Candidate_ID` int(10) NOT
What is the definition of resume_erp (what is the result of: SHOW CREATE
TABLE resume_erp) ? What that error is telling you is that you are
attempting to add a record that matches a set of conditions that you said
could only exist once on the entire table (either your primary key or a
unique ke
[snip]
>Check your mysql system variables for timeout variables (SHOW
>VARIABLES;)
Thanks Jay. After I do this I see there are a number of timeout
values, none which refer to a sql command timeout. Are you able to
pinpont which value I need to manipulate? Also, if I increase this
value, wha
I think we're on to something. I've got one table importing data
correctly, resume to resume_erp. However, 'candidate' to 'candidate_erp'
appears goofy. I get the following error:
[mysql.loosefoot.com] ERROR 1062: Duplicate entry '1185' for key 1
With the following queries, query 3 being the pro
Check your mysql system variables for timeout variables (SHOW
VARIABLES;)
Thanks Jay. After I do this I see there are a number of timeout
values, none which refer to a sql command timeout. Are you able to
pinpont which value I need to manipulate? Also, if I increase this
value, what are the
[snip]
I have a lasso page with various Inlines to execute, updates,
searches, deletes and SQL commands to summarize data from a database
with several tables that have grown large and the query to the
database lasts for several minutes during this process.
I have just started noticing that it i
Hi all.
I have a lasso page with various Inlines to execute, updates,
searches, deletes and SQL commands to summarize data from a database
with several tables that have grown large and the query to the
database lasts for several minutes during this process.
I have just started noticing that it
Yeah - sorry, a typo. Master A is down, so I need to repoint Slave 1
and Slave 2 to Master B. Same problem though. I know how to tell it's
down, my question is in the best way to sync Slave 1 and Slave 2 with
Master B since Master A and Master B weren't completely in sync.
Sanjeev Sagar wrot
Master A has Slave 1 and Slave 2
Master B has Slave 3 and Slave 4
Master A is ahead of Master B, and Master A goes down, we want to
repoint Slave 3 and Slave 4 to Master B. Since the data is large, we
don't want to do a fresh resync of Slave 3 and 4 from scratch. And A
and B may not have be
Incidentally, we are using a newer 4 version of MySQL now, if there's
another way apart from a temp table to do this?
Let me try with the temp table meanwhile. Thanks!
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
Sent: Friday, October 22, 2004 1:27 PM
To: [EMAI
Juan,
Good question. ref_pts are given for completing referee assignments and
are tracked throughout the season and can exceed 15 for tracking
purposes. However, only a max of 15 total_ref_pts are used in
determining the standings. adust_ref_pts (up or down) are given by the
Referee Assignor fo
That's what I though.
In Transact SQL this is valid code to run on the server, and you may
optionally
choose to put it all into a single stored procedure. In most other
databases, a stored
procedure has a language that is not executable outside the procedure
code itself.
With MySQL there will b
T-SQL style procedural scripting will not be initially available outside
of stored procedures. Stored procedures are new to 5.0 (still under
development) so what you want to code is not available, yet. You will
have to make program branch choices in a programming language as the SQL
engine cur
Hi,
Apologies, yes I have RTFM, and should've clarified my question. I
actually need to do something more like this:
IF(@SomeValue = 1)
BEGIN
THEN
SELECT "Data" as Column1,
"MoreData" as Column2
ELSE
SELECT "SomeValue is not = 1" as Error
END IF
Thanks,
Luke Venediger.
On
Hi Anders,
Thanks for that. Yes, I have come from an MSSQL environment, and I'm
using .Net 1.1 with the MySQL Connector/Net. The idea behind using
conditional statements was to assign a query to a business task. For
example, I could write a query to handle adding items to a shopping
cart. In the
I would simplify this search by breaking the query into two steps, just as
you described. First locate all of the resumes where section 1 contains
the bit of text you are looking for then use those results to get the full
resume (all 6 sections)
There are 3 ways to do this. One is a single-quer
I managed to get multiple instances of mysql to install and run(via mysqld_multi), but
only by compiling the source.
The system I had was Redhat9 and I used the Mysql RPM, but I couldn't get that to
work, so I opted to download and compile the source.
Is this the ONLY way to get multiple instan
We have an environment where we will have multiple mysql masters, and
multiple slaves hanging off each master (the masters are actually slaves
from another data store updated by a script).
The table we are replicating is about 6GB in size, so somewhat large.
If one of the masters goes down, we
Jeff and Shawn,
Thanks for coming up with similar solutions. Jeff, I have used yours
because it was more complete. I wasn't aware of the Case statement in
mysql. I guess I still have a lot to learn.
Thanks again.
Albert
On Oct 22, 2004, at 10:10 AM, Jeff Burgoon wrote:
This will solve your probl
I don't know why you want to do this, but looking at your sybtax, it
seems like you come
from a Sybase or SQL Server environment. What you are trying to achieve
is the
way it is done in Transact SQL, where the conditional statements and
stuff like that which
are typically used in stored procedur
Sorry for the delay in this. Still having problems with this one.
>The second query is going to produce one row for every resume. Based on
>your results, I assume you have 1000 resumes that have candidates
>associated with them.
Let's say I have 256 resulting rows for table 'resume', Section_
Hey,
I'm interested. I currently run a few websites with tables of this
size and larger.
Thanks.
On Thu, 21 Oct 2004 15:19:16 -0700 (PDT), Razor Fish <[EMAIL PROTECTED]> wrote:
> i need consulting help for optimizing a database with
> 1.2 million records to handle 3-4 million hits a day.
>
> i
This will solve your problem and remove the need for the PHP correction.
SELECT lname, teamno, game_pts, sport_pts, ref_pts, adjust_ref_pts,
CASE
WHEN ref_pts + adjust_ref_pts > 15 THEN game_pts + 15
ELSE game_pts + ref_pts + adjust_ref_pts
END AS total_pts,
CASE
WHEN ref_pts + adjust_ref_pts > 15
try this. It won't be as fast but it will sort correctly:
SELECT lname, teamno, game_pts, sport_pts, ref_pts, adjust_ref_pts,
if ((ref_pts+adjust_ref_pts)>15 ,game_pts + 15, game_pts + ref_pts +
adjust_ref_pts) AS total_pts, (ref_pts +
adjust_ref_pts) AS total_ref_pts FROM points WHERE division
Nothing? Not even a "You're out of luck?"
Thanks.
Albert
On Oct 21, 2004, at 9:48 PM, Albert Padley wrote:
I've inherited a problem for a youth soccer league. Their standings
are computed by adding 3 columns (game_pts, ref_pts and
adjust_ref_pts) together. However, the sum of ref_pts plus
adjust
Sorry, I forgot to mention I am using version 4.0.20a (no subqueries
supported)
""Jeff Burgoon"" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> I have a simple problem and I'm just wondering the BEST query to solve it.
> I want to return all the rows of a table whose foreign key val
Do you suppose these guys bothered to determine that the MySQL mailing list
DOESN'T sell ink cartridges or memory before they sent this email?
I wonder if they spammed this 'enquiry' to every mailing list in the world
in the hope that some of them actually sold ink cartridges or memory?
Rhino
--
I have a simple problem and I'm just wondering the BEST query to solve it.
I want to return all the rows of a table whose foreign key value exists more
than once in that table. IE...
MyTable
Region(foreign key)City
EastBaltimore
EastPhil
Are you trying to accomplish this in a program, a script or from the command
line?
If you are using a program, what language are you using? If you are using a
script, what platform and shell are you using? (For example, Linux with the
bash shell or Windows.)
If you are using the command line, I'm
[snip]
I'm trying to write a conditional statement in my query. Is the
following possible in MySQL?
IF(@SomeValue = 1)
THEN
SELECT "The value is 1";
ELSE
SELECT "The value is not 1";
END IF
I've tried different variations and nothing seems to be working (I'm
getting syntax errors). I'm using My
Hi,
I'm trying to write a conditional statement in my query. Is the
following possible in MySQL?
IF(@SomeValue = 1)
THEN
SELECT "The value is 1";
ELSE
SELECT "The value is not 1";
END IF
I've tried different variations and nothing seems to be working (I'm
getting syntax errors). I'm using MySQ
Hi,
gerald_clark:
> > KEY `Trap` (`IP`,`Type`,`epoch`),
> > KEY `IP` (`IP`)
> >
> Your second key is redundant.
True (there's a UNIQUE missing in there).
Deleting the first key, however, doesn't change anything.
--
Matthias Urlichs | {M:U} IT Design @ m-u-it.de | [EMAIL PROTECTED]
--
Matthias Urlichs wrote:
We have a slight opimization problem here.
Given this table:
CREATE TABLE `test` (
`IP` varchar(15) collate latin1_german1_ci NOT NULL default '',
`Type` enum('WARN','ERROR','FATAL','UNKNOWN') collate latin1_german1_ci NOT NULL
default 'WARN',
`epoch` int(10) unsigned N
HELLO SALES,
THIS IS KGLOBAL SERVICE INC.I WANT YOUR COMPANY TO
QOUTE THE FOLLOWING ITEMS FOR MY COMPANY:
1. 200 PIECES OF C6578DN INKJET CATRIDGES (OEM)
2. 2 PIECES OF HPNX9010 PENTIYM 4 NOTEBOOK.
3. 50 PIECES OF 512MB DDR PC2700 33MHz MEMORY(KINGSTON).
AND ALSO I WANT YOU TO C
[snip]
We have a slight opimization problem here.
Given this table:
CREATE TABLE `test` (
`IP` varchar(15) collate latin1_german1_ci NOT NULL default '',
`Type` enum('WARN','ERROR','FATAL','UNKNOWN') collate
latin1_german1_ci NOT NULL default 'WARN',
`epoch` int(10) unsigned NOT NULL defaul
We have a slight opimization problem here.
Given this table:
CREATE TABLE `test` (
`IP` varchar(15) collate latin1_german1_ci NOT NULL default '',
`Type` enum('WARN','ERROR','FATAL','UNKNOWN') collate latin1_german1_ci NOT NULL
default 'WARN',
`epoch` int(10) unsigned NOT NULL default '0',
"Jay Blanchard" <[EMAIL PROTECTED]> wrote:
> [snip]
> Exception occured in Microsoft OLE DB Provider for ODBC Drivers,
> [MySQL][ODBC 3.51 Driver][mysqld-4.0.20a-nt]Can't create/write to file
> 'C:\data_out\day234\data_out.txt' (Errcode: 2)
[EMAIL PROTECTED] egor]$ perror 2
System error: 2 = No
"Stefan Gnann" <[EMAIL PROTECTED]> wrote:
> I have a mysql database 4.0.15 on a suse linux 9.x system running.
First, upgrade to .20 version officially built by MySQL AB (http://dev.mysql.com/).
RPM version is easy to install and run.
> Now we have to use the features of InnoDB tables (rollbac
See http://dev.mysql.com/doc/mysql/en/LOAD_DATA.html
Hope that helps.
--
For technical support contracts, goto https://order.mysql.com/?ref=ensita
This email is sponsored by Ensita.net http://www.ensita.net/
__ ___ ___ __
/ |/ /_ __/ __/ __ \/ /Egor Egorov
/ /|_/ / //
Most likely, binary logs are populating the space.
Read http://dev.mysql.com/doc/mysql/en/PURGE_MASTER_LOGS.html
--
For technical support contracts, goto https://order.mysql.com/?ref=ensita
This email is sponsored by Ensita.net http://www.ensita.net/
__ ___ ___ __
/ |/ /_
Jonathan Kart <[EMAIL PROTECTED]> wrote:
>
> Hi all,
>
>
> Is it possible in mysql 3.23 to update a row and revert a column back
> to its default value. Not the default value for the type, but the
> value defined as the column default.
[]
> UPDATE pictures SET picture_name=DEFAULT; <-- don'
"Jason Williard" <[EMAIL PROTECTED]> wrote:
> I have a new linux server that I just installed the
> mysql-max-4.0.21-pc-linux-i686 binary on. The installation had no errors.
> However, it is not starting on startup because of the following error:
>
> Can't execute ./bin/mysqld_safe from dir /va
Rich West <[EMAIL PROTECTED]> wrote:
Check limits for the MySQL user account in Fedora.
Check that the init script is original from MySQL, not the Fedora one.
Tail the dmesg output and look for suspictious messages.
> I have searched the archives (well, the search never came back...), and
>
"Valdir Henrique Dias Leite" <[EMAIL PROTECTED]> wrote:
> I have an application that uses mysql embedded (performance
> issues ...).
>
> The app itself works fine, but data adminsitration (issuing
> DDL, DML statements ) is very complicated using C API...
>
> So, I created an entry in my.cnf
spiv007 <[EMAIL PROTECTED]> wrote:
> Has anyone seen this before with mysql-administrator?
>
> /usr/local/bin/mysql-administrator: line 9: 19856 Segmentation fault
> $MYPATH/mysql-administrator-bin
>
> I get this everytime i go to schema privileges to assian a user rights.
Can you create a sim
>
> No it's not a bug. Look up the DBI documentation and change
> the mysql_sock=
> location in your code OR in /etc/my.cnf define the
> mysqld.sock file to be
> stored in /tmp.
>
>
Hmmm... It's not a bug but I have to adapt to it? There is something wrong
with mysql_config not returning the r
John Stile <[EMAIL PROTECTED]> wrote:
> I have Mysql Cluster (version 4.1.16-gama) running, and now I need to
> convert database tables from engine MyISAM to NDBCLUSTER, but ALTER
> TABLE fails on some tables.
>
> Does anyone know what the error means or how to get around it?
>
> mysql> use data
You may direct your question to [EMAIL PROTECTED]
--
For technical support contracts, goto https://order.mysql.com/?ref=ensita
This email is sponsored by Ensita.net http://www.ensita.net/
__ ___ ___ __
/ |/ /_ __/ __/ __ \/ /Egor Egorov
/ /|_/ / // /\ \/ /_/ / /__ [E
In article <[EMAIL PROTECTED]>,
Ken Gieselman <[EMAIL PROTECTED]> writes:
> The second issue is query performance. It seems that regardless of
> what fields are selected, it reads the entire row? Since a monthly
> table averages 840GB, this takes a while, even on a well-organized
> query like 'S
On Friday 22 October 2004 11:10, Mechain Marc wrote:
> If you don't want to have those error messages:
>
> Increase the value of "Open File" using ulimit shell command.
>
> Do a ulimit -a to see the current value
> Do a ulimit -n newvalue to increase it
>
> You can also modify the /etc/limits file
If you don't want to have those error messages:
Increase the value of "Open File" using ulimit shell command.
Do a ulimit -a to see the current value
Do a ulimit -n newvalue to increase it
You can also modify the /etc/limits file
Marc.
-Message d'origine-
De : Richard Bennett [mailto:
Hi,
On Thursday 21 October 2004 22:00, Dathan Vance Pattishall wrote:
> My.cnf.huge is not good enough for your system specs. Calculate the Key
> efficiency from the show status command. I bet the key efficiency is less
> then 90% or so.
By my count it is 99.88, the status output is:
Key_blocks_u
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