Re: mysqldump corrupting utf8 data

2006-08-01 Thread Ravi Prasad LR
How are you importing the dump into mysql? Importing by piping the dump file to mysql may broke some chars due to shell. Have you tried this: (with in mysql client) SET NAMES UTF8; SET CHARACTER SET UTF8 source /pathto/dump.sql Cheers, --Ravi Sean O'Hara wrote: Hi All, I've been googling al

Re: Relay Log Lost on Slave

2006-08-01 Thread Dilipkumar
Hi, If you relay log is lost try out the this :- Run the Change Master Position script, See the log output from where did the replication stopped. So you can start your replication. Thanks & Regards Dilipkumar - Original Message - From: "Kenji HIROHAMA" <[EMAIL PROTECTED]> To: Sen

Relay Log Lost on Slave

2006-08-01 Thread Kenji HIROHAMA
Hi, Under my replication environment, what should I do if I lose the current relay-log file on slave side? 1. one master and one slave replication is working 2. stop the master and the slave 3. remove the current relay log file manually 4. I can't start replication with "start slave" command the

Re: Query Help for Loosely Couple Properties

2006-08-01 Thread Jay Pipes
On Tue, 2006-08-01 at 16:23 -0700, Robert DiFalco wrote: > I have a table that contains properties that can be associated with any > table whose primary key is a LONG. Lets say that there is just one kind > of property. The table looks something like this: > > TABLE StringVal > REF_ID B

Is this query possible?

2006-08-01 Thread Tanner Postert
ok, here is the schema that I am working with: CREATE TABLE `cd` ( `id` int(10) unsigned NOT NULL auto_increment, `user_id` int(10) unsigned NOT NULL, `title` varchar(100) NOT NULL, `description` text NOT NULL, `dt` datetime NOT NULL, PRIMARY KEY (`id`) ) ENGINE=MyISAM CREATE TABLE `song

Re: swapping column values in update

2006-08-01 Thread Pete Harlan
On Wed, Aug 02, 2006 at 12:35:30AM +0200, Martin Jespersen wrote: > I just ran the following sql (on mysql 4.1.20): > > update tbl set col1=col2, col2=col1 I went through this recently with the MySQL folks and the long and short of it is that the above statement is undefined in MySQL. It may s

Re: Can't get v5.0.22 to work;alternatives?

2006-08-01 Thread cnelson
n> http://dev.mysql.com/downloads/ > Look for "older releases" Thanks but I want an older _build_ of the 5.0 release, not an older release. -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe:http://lists.mysql.com/[EMAIL PROTECTED]

Query Help for Loosely Couple Properties

2006-08-01 Thread Robert DiFalco
I have a table that contains properties that can be associated with any table whose primary key is a LONG. Lets say that there is just one kind of property. The table looks something like this: TABLE StringVal REF_ID BIGINT// row to associate property with TYPE_ID BIGINT

Re: swapping column values in update

2006-08-01 Thread Martin Jespersen
it's a frequent operation based on a where clause Barry Newton wrote: At 06:35 PM 8/1/2006, Martin Jespersen wrote: I just ran the following sql (on mysql 4.1.20): update tbl set col1=col2, col2=col1 To my surprise, mysql updates col1 via col1=col2 before reading it for use in col2=col1, s

Re: swapping column values in update

2006-08-01 Thread Barry Newton
At 06:35 PM 8/1/2006, Martin Jespersen wrote: I just ran the following sql (on mysql 4.1.20): update tbl set col1=col2, col2=col1 To my surprise, mysql updates col1 via col1=col2 before reading it for use in col2=col1, so I end up with the same value in both columns, which, of course, was n

swapping column values in update

2006-08-01 Thread Martin Jespersen
I just ran the following sql (on mysql 4.1.20): update tbl set col1=col2, col2=col1 To my surprise, mysql updates col1 via col1=col2 before reading it for use in col2=col1, so I end up with the same value in both columns, which, of course, was not my intention. Thinking about it, this behavi

Spreading Database across multiple disks

2006-08-01 Thread Tripp Bishop
Howdy all, We're looking at building a new database server and I'm looking into strategies for optimizing disk i/o. Bit of background. We will be running a single database on this box under MySQL 5.0.15. All of the tables are INNODB. We have about 130 tables in the db. I've read that it's a good

Re: Can't get v5.0.22 to work;alternatives?

2006-08-01 Thread Dan Buettner
http://dev.mysql.com/downloads/ Look for "older releases" Dan On 8/1/06, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote: I filed bug #20941 (mysqld seg faults during instance configuration on XP pro, http://bugs.mysql.com/?id=20941) some time ago and have seen no real movement on fixing it. I'm d

Re: can't connect to server using mysqladmin or mysql

2006-08-01 Thread scott . anderson
I would like to withdraw my earlier bug report with the same subject line. I discovered that an erroneous IP address for the server machine had gotten into /etc/hosts (due to some IP changes in my organization). Once the DNS error was resolved, I was able to connect correctly and fix the password

Re: Optimization

2006-08-01 Thread mos
At 02:37 PM 8/1/2006, Cesar David Rodas Maldonado wrote: Hello to all! How can I optimize this query select * from table where col1 = 5 && col2 = 15; Put both fields in the same index index. The first index should be the column with the least unique values (col1 by your example). If I k

Optimization

2006-08-01 Thread Cesar David Rodas Maldonado
Hello to all! How can I optimize this query select * from table where col1 = 5 && col2 = 15; If I know that col2 I have 15 rows and col1 I have just 100 rows, I know that because I save that data in another table. How can I do for search first where is minus number of result? The two co

Re: tune a geometric query

2006-08-01 Thread Jay Pipes
On Tue, 2006-08-01 at 17:39 +0530, ViSolve DB Team wrote: > Hello Prashant, > > If you do need the duplicate rows in the final result, use UNION ALL with > your query. Otherwise you can opt for UNION as UNION is faster than UNION > ALL. I have never heard of any evidence of this; in fact, it ma

MySQL 4 vs 5 - threading model change?? Config Problem?

2006-08-01 Thread Travis Rabe
When I ran version 4, mysql would start as many mysqld process as it needed. This would vary depending upon how busy it was. As a lay perosn I will refer to this as the threading model. I have upgraded to version 5 and notice that no matter what it only runs 1 mysqld. Everything seems to work

can't connect to server using mysqladmin or mysql

2006-08-01 Thread scott . anderson
>Description: I'm sorry This is long, but it's because I've tried hard to fix this myself; please bear with me. Last week, for unknown reason, my root password for MySQL wasn't working. I may have changed it without updating the "/root/.my.cnf" file. So, I went to the online documentation (whic

mysqldump corrupting utf8 data

2006-08-01 Thread Sean O'Hara
Hi All, I've been googling all morning trying to find info on how to do a mysqldump of a utf8 encoded database from which I can restore without corrupting all the non ascii characters. If anyone has any pointers on this, I'd be most grateful. Here is my setup. I am building a ruby on rail

Can't get v5.0.22 to work;alternatives?

2006-08-01 Thread cnelson
I filed bug #20941 (mysqld seg faults during instance configuration on XP pro, http://bugs.mysql.com/?id=20941) some time ago and have seen no real movement on fixing it. I'm dead in the water. I can't get MySQL v5.0 to work on my system. I'd like to try installing an older build as a stop gap

MySQL for integrity RTOS

2006-08-01 Thread ravi.karatagi
Hi All, I am a new to this mailing list. Also to Mysql. Anybody knows how mysql is installed and used in Integrity RTOS. Plz fwd if any docs are available. Thanks, Regards, Ravi K The information contained in this electronic message and any attachments to this message are inte

Re: tune a geometric query

2006-08-01 Thread ViSolve DB Team
Hello Prashant, If you do need the duplicate rows in the final result, use UNION ALL with your query. Otherwise you can opt for UNION as UNION is faster than UNION ALL. Thanks, ViSolve DB Team. - Original Message - From: "PRASHANT N" <[EMAIL PROTECTED]> To: Sent: Tuesday, August 0

Re: tune a geometric query

2006-08-01 Thread chris smith
we are working on automotive traking solutions and insert our location records into the mysql database v 4.1.20. If we want search for a particular record, its taking too long time and mysql is identifying the queries as slow queries. I have attached the queries. You've posted this multiple t

tune a geometric query

2006-08-01 Thread PRASHANT N
hi, we are working on automotive traking solutions and insert our location records into the mysql database v 4.1.20. If we want search for a particular record, its taking too long time and mysql is identifying the queries as slow queries. I have attached the queries. How to optimize the attac

Re: Can Innodb reuse the deleted rows disk space?

2006-08-01 Thread leo huang
hi, Dan Nelson, Jochem van Dieten, and Chris Thx! I think I understand it after your replies. Regards, Leo Huang 2006/7/30, Dan Nelson <[EMAIL PROTECTED]>: In the last episode (Jul 29), Jochem van Dieten said: > On 7/28/06, Dan Nelson wrote: > >In the last episode (Jul 28), leo huang said: >

Re: want to insert unicode myanmar characters into MySQL database

2006-08-01 Thread Visolve DB Team
Hi Khaing su yee, If the character set is not available in your MySQL, then add the particular character set to MySQL. You must have a MySQL source distribution to use these instructions. First, decide whether the character set is simple or complex and then proceed with it. /the name of

Re: Need help on EXPLAIN in rating queries

2006-08-01 Thread Aleksandar Bradaric
Hi, > I am trying to JOIN 2 tables TBL1 and TBL2 on TBL1.fld_id > = TBL2.fld_id . And finally I filter out the results that > i need in the where clause using > > where TBL1.fld_col = 100; > > Running an EXPLAIN shows that it is an impossible where > condition. This may be because there may be no

Need help on EXPLAIN in rating queries

2006-08-01 Thread Ratheesh K J
Helo all, I need explanation on EXPLAIN here. I am trying to JOIN 2 tables TBL1 and TBL2 on TBL1.fld_id = TBL2.fld_id . And finally I filter out the results that i need in the where clause using where TBL1.fld_col = 100; Running an EXPLAIN shows that it is an impossible where condition. This m