Hi,
I have cloud setup where MySQL servers are installed.
Replication is applied in between mysql servers.
Now I want to implemet HA for MySQL.
Can any one help me how can I achieve MySQL failover?
I looked DRBD, Linux Heartbeat, but I am not able to confirm which should I
go for or is there
Hi,
Small doubt for wait_timeout.
If my wait_timeout is set for 180 seconds and if any deadlock occures and
both query are waiting to execute. What wil happen in that case?
1. Do the connection will wait till deadlock is removed or
2. Connection will close after 180 seconds as both queries are
Check owner of the MySQL data directory.
2011/1/19 Pintér Tibor tib...@tibyke.hu
mysql show databases ;
ERROR 1018 (HY000): Can't read dir of '.' (errno: 13)
mysql show databases;
ERROR 1018 (HY000): Can't read dir of '.' (errno: 13)
mysql
$ perror 13
OS error code 13: Permission
Hi,
I am firing following query
SELECT
'Sales' as transaction_type,
CONCAT('$', SUM(CASE DATE(px_orders.sales_orders.order_completed_date)
WHEN CURDATE() THEN px_orders.sales_order_products.paid_amount ELSE 0
END)) AS today,
CONCAT('$', SUM(CASE
May be db files are not as MySQL user. Check owner ship for the files of the
table.
It should be mysql user ownership.
On Tue, Jan 18, 2011 at 6:36 AM, Peng Yu pengyu...@gmail.com wrote:
Hi,
I run the following command. But I got the following error. I'm not
sure what causes the problem. I
can you send DDL of the table?
On Fri, Jan 14, 2011 at 4:22 PM, Bruce Ferrell bferr...@baywinds.orgwrote:
How would you rewrite the following SQL so that is doesn't do a full
table scan. It does in fact do a full scan in spite of the time
clause. It's been
making me nuts for months.
Hey,
Try making `id` as primary key. That will keep data in sorted manner and
scan will look only the data required in-spite of full table scan.
On Fri, Jan 14, 2011 at 4:22 PM, Bruce Ferrell bferr...@baywinds.orgwrote:
How would you rewrite the following SQL so that is doesn't do a full
What is the table type for Table?
Firstly check with queries and index if required. Check if queries using
this table can be fine tuned. Check if table getting locked.
If size of table is problem and if the table type is innodb check for
innodb_file_per_table options. Also have a look for
#mysql -username -p -e select * from table_name where id=123
'/home/me/test/test.txt'
On Mon, Jan 10, 2011 at 8:15 AM, LAMP l...@afan.net wrote:
maybe it's clear to other but it's pretty unclear.
#mysql -username -p select * from table_name where id=123
'/home/me/test/test.txt'
actually
Dont you have mysql dump file for those table? It is best way to restore
InnoDB tables.
2011/1/7 Elim PDT e...@pdtnetworks.net
I messed up the ibdata1,ib_logfile1,0 files and encounter the problems of
openning innodb tables even after I copied the back-up files of few months
ago. I don't
Hi,
What is unauthenticated user seen in mysql processlist ?
I am doing load testing and at a single time more than 1000 users are coming
to mysql server.
Do any one have idea about it?
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