MySQL
What is FTS_BEING_DELETED.ibd
I currently have on a MySQL 5.6 database using innodb_file_per_table the following individual tablespace file. schema/FTS_00000000000001bb_BEING_DELETED.ibd The schema is all InnoDB tables, and there ARE NO Full Text Indexes. I cannot comment on if a developer has tried to create one previously.
Read moreWhat SQL is running in MySQL
Using the MySQL 5.6 Performance Schema it is very easy to see what is actually running on your MySQL instance. No more sampling or installing software or worrying about disk I/O performance with techniques like SHOW PROCESSLIST, enabling the general query log or sniffing the TCP/IP stack.
Read moreAn unexplained connection experience
The “Too many connections” problem is a common issue with applications using excessive permissions (and those that grant said global permissions). MySQL will always grant a user with SUPER privileges access to a DB to investigate the problem with a SHOW PROCESSLIST and where you can check the limits.
Read moreAdditional DB objects in AWS RDS
To expand on Jervin’s Default RDS Account Privileges , RDS for MySQL provides a number of routines and triggers defined the the ‘mysql’ meta schema. These help in various tasks because the SUPER privilege is not provided.
Read moreUnexplained (trivial) MySQL behavior
The -N or –skip-column-names is a convenient option with the mysql client to skip the header line of output. However I found when viewing the output via the terminal, some interesting and unexplained output.
Read moreMySQL Presentations to the Colombia Oracle Users Group
My slides for presentations on MySQL Backup and Recovery Essentials and Understanding and using MySQL in the Cloud from the Oracle Technology Network (OTN) event in Medellín Colombia are now available.
Read moreUpgrading to MySQL 5.5 on Ubuntu 10.04 LTS
Ubuntu does not provide an apt-get repository package for MySQL 5.5 on this older OS, however this is still a widely used long term support version. The following steps will upgrade an existing MySQL 5.
Read moreNot a cool new feature for Master_Host
I was surprised to find on a customer MySQL server this new syntax for Master_host in SHOW SLAVE STATUS. mysql> SHOW SLAVE STATUSG *************************** 1. row *************************** Slave_IO_State: Connecting to master Master_Host: testdb1.
Read moreSQLSTATE[HY000]: General error: 2006 MySQL server has gone away
This would have to be one of the most common MySQL error messages that is misleading to the end user developer. The MySQL Manual page confirms the broad range of possible conditions, but offers little to a PHP developer that does not speak MySQL Geek.
Read moreJoining the Continuent Team
This month I have joined the team at Continuent . No stranger to the MySQL ecosystem, Continuent provides replication and clustering technology for managing data between MySQL, Oracle, PostgreSQL, Vertica and a growing list of data stores.
Read moreMySQL client password security
In case you missed it, MySQL 5.6.6, also known as Milestone 9, was recently released. I have yet to install this, however just one part of the MySQL 5.6.6 Release Notes makes placing installing and testing high on my TODO list.
Read moreRecent Presentations in Cali, Colombia
On July 4 I gave two presentations at the OTN Tour Day, and on July 5 I have three presentations at the MySQL Training Days. This was my 3rd visit to Colombia and it was great to see a receptive audience.
Read moreVideo interviews at OTN Colombia
The following are short interviews from the Oracle Technology Network (OTN) event in Cali, Colombia. One with myself and another with Sheeri Cabral . These Videos are sourced from OTN Tour Latin America 2012 .
Read moreI will be speaking at Percona Live New York
Percona is back for a second New York Percona Live Conference . As the resident New York MySQL Expert , I will again be presenting. My session will be on MySQL Backup and Recovery Essentials .
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