Indexing text columns with GIST or GIN to optimize LIKE, ILIKE using pg_trgm...
“The pg_trgm module provides functions and operators for determining the similarity of ASCII alphanumeric text based on trigram matching, as well as index operator classes that support fast searching...
View ArticleCall for Papers for Collaborate ends tomorrow!
The call for papers for Collaborate ends tomorrow, Friday October 14th. Collaborate is Sunday, April 22nd through Thursday April 26th at the Mandalay Bay Convention Center in Las Vegas. This year the...
View ArticleThe Magic of kSar for one-time system graphs
I forget from whom I first learned about kSar, but I am in debt to that person once again. I first learned about it about a year ago, and it has been extremely useful whenever I am trying to debug...
View ArticleImportant Caveats When Using pt-online-schema-change
Using pt-online-schema-change is a great way to change a table without downtime or switching over to a secondary database first. While using it on production systems, we found some interesting issues...
View ArticlePercona Live:London, RightScale and Eucalyptus training discounts!
(Tune in tomorrow where I tell you how you can win USD$100, like I did last week!)Not signed up for Percona Live:London and need some motivation to do so? How about a £40.00 discount? That means the...
View ArticleI won USD$100 and you can, too
Last week, I won USD$100*. Gazzang is giving away $100 every Friday in October, in honor of National Cyber Security Awareness Month. There are only 2 more weeks left -- all you have to do is tweet...
View ArticleExporting the mysql.slow_log table into slow query log format
Using pt-query-digest is an excellent way to perform a SQL review. However, sometimes you don't have access to the slow_query_log_file. For example, when MySQL runs on Amazon RDS, the...
View ArticleAutomatic Downtimes in Nagios Without Using Time Periods
Monitoring systems are a great thing, and we rely heavily on Nagios here at PalominoDB. We also rely heavily on xtrabackup for (mostly) non-locking, "warm" backups of MySQL. In order to get a...
View ArticlePalominoDB Percona Live: London Slides are up!
Percona Live: London was a rousing success for PalominoDB. I was sad that I could not attend, but I got a few people who sent "hellos" to me via my coworkers. But on to the most important stuff --...
View ArticleGetting a List of Users From the MySQL General Log
From time to time, organizations want to know if there are any users that are not used. For clients using MySQL 5.1 and up, that can handle a 1% overhead for general logging, we will enable the...
View ArticleIndexing text columns with GIST or GIN to optimize LIKE, ILIKE using pg_trgm...
“The pg_trgm module provides functions and operators for determining the similarity of ASCII alphanumeric text based on trigram matching, as well as index operator classes that support fast searching...
View ArticleCall for Papers for Collaborate ends tomorrow!
The call for papers for Collaborate ends tomorrow, Friday October 14th. Collaborate is Sunday, April 22nd through Thursday April 26th at the Mandalay Bay Convention Center in Las Vegas. This year the...
View ArticleThe Magic of kSar for one-time system graphs
I forget from whom I first learned about kSar, but I am in debt to that person once again. I first learned about it about a year ago, and it has been extremely useful whenever I am trying to debug...
View ArticleImportant Caveats When Using pt-online-schema-change
Using pt-online-schema-change is a great way to change a table without downtime or switching over to a secondary database first. While using it on production systems, we found some interesting issues...
View ArticlePercona Live:London, RightScale and Eucalyptus training discounts!
(Tune in tomorrow where I tell you how you can win USD$100, like I did last week!)Not signed up for Percona Live:London and need some motivation to do so? How about a £40.00 discount? That means the...
View ArticleI won USD$100 and you can, too
Last week, I won USD$100*. Gazzang is giving away $100 every Friday in October, in honor of National Cyber Security Awareness Month. There are only 2 more weeks left -- all you have to do is tweet...
View ArticleExporting the mysql.slow_log table into slow query log format
Using pt-query-digest is an excellent way to perform a SQL review. However, sometimes you don't have access to the slow_query_log_file. For example, when MySQL runs on Amazon RDS, the...
View ArticleAutomatic Downtimes in Nagios Without Using Time Periods
Monitoring systems are a great thing, and we rely heavily on Nagios here at PalominoDB. We also rely heavily on xtrabackup for (mostly) non-locking, "warm" backups of MySQL. In order to get a...
View ArticlePalominoDB Percona Live: London Slides are up!
Percona Live: London was a rousing success for PalominoDB. I was sad that I could not attend, but I got a few people who sent "hellos" to me via my coworkers. But on to the most important stuff --...
View ArticleGetting a List of Users From the MySQL General Log
From time to time, organizations want to know if there are any users that are not used. For clients using MySQL 5.1 and up, that can handle a 1% overhead for general logging, we will enable the...
View Article
