Questions tagged [mysql-5.5]

MySQL version 5.5 - please also tag with mysql for search purposes.

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1answer
18k views

Fixing MySQL errors recorded in error logs

Below is the extract of the most common lines of error being recorded in error logs on my PC: 110905 16:16:54 [Note] Plugin 'FEDERATED' is disabled. 110905 16:16:54 InnoDB: The InnoDB memory heap is ...
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3answers
2k views

MySQL: Trying to update to 5.5

I've followed this instructions, but after mysqld --skip-grant-tables --user=mysql, I'm getting this: 110913 20:29:18 [Warning] Can't create test file /var/lib/mysql/my-laptop.lower-test 110913 20:29:...
142
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5answers
228k views

Possible to make MySQL use more than one core?

I've been presented with some dedicated MySQL servers that never use more than a single core. I'm more developer than DBA for MySQL so need some help Setup The servers are quite hefty with an OLAP/...
4
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1answer
13k views

How do you tell which host is close to being blocked in MySQL?

I have a two part question: In cases were this error comes up, is there a way to see if a host is close to being blocked? And fire off an alert? PDOException: SQLSTATE[HY000] [1129] Host `hostname` ...
1
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2answers
2k views

Why a copy of my.ini of other MySQL installation not working on my PC

I have two MySQL installations on two different PCs not connected to each other. I made some changes in the my.ini file of PC 1 and tried using this file on PC 2, but MySQL service fails to start. Why ...
1
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3answers
1k views

Please review the My.INI settings of my PC. File Attached

Below is the my.ini file of one of my PC running MySQL 5.5 with 1 GB RAM. It is not using concurrent connections and we are using a stand-alone PC for a single application and single user. # MySQL ...
6
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2answers
10k views

Change path for binary logs and scheduling

I want to change the default name of binary log and path. I saw the documentation where it discusses about base_name. However, I just need to confirm how to use it correctly. I want binary logs to be ...
8
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3answers
14k views

Optimizing InnoDB default settings

I looked into my.ini and saw various default settings. My database is running on a single stand-alone PC. I want to optimize the performance of InnoDB and MySQL in general for performance. There is no ...
9
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3answers
4k views

How does Yelp efficiently calculate distance in the database?

For example, say I have a table: Business(BusinessID, Lattitude, Longitude) All are indexed of course. Also there are 1 million records Say I want to find businesses closest to 106,5, for example, ...
4
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2answers
20k views

MySQL Event does not run

i am running mysql 5.1.41 that came bundled with xampp on windows. the problem is that the event doesnt run automatically even when the event scheduler is ON. i have a table named ta_table using ...
6
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1answer
2k views

How can I get status messages during a large re-indexing operation with MySQL 5.5?

I get large data transfers periodically that I used to completely replace the contents of a MySQL table. Each time I do this, I truncate the table, disable keys, add several million rows of data, and ...
18
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2answers
3k views

What can we do in MySQL 5.0 Replication to address bandwidth concerns?

I am developing an application to run on the client PC (Win) which is configured with a MySQL server 5.1 instance that will act as read-only slave to the remote master. The remote master has dozens of ...
7
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1answer
1k views

Yum update mysql from 5.1 to 5.5

I was just in the process of 'yum updating' a server. One of the updates its suggesting to carry out is an upgrade from mysql 5.1 to 5.5. The mysql server operates in a master-master replication ...

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