Introducing Myself: Jörg Brühe
For some time already, FromDual's "Our Team" page lists me, and it even reveals that I joined in September, 2014. Also for some time, the list of FromDual blogs contains an entry "Jörg's Blog", but it...
View ArticleLinuxtag: Knowledge and People - and New Colleagues?
At FromDual, we are currently preparing for our participation in the "Chemnitzer Linux-Tage" in March. While we don't yet know whether the programme committee accepted our proposed talks, we will have...
View ArticleThe Upcoming Leap Second
The press, be it the general daily newspaper or the computer magazines, is currently informing the public about an upcoming leap second, which will be taken in the night from June 30 to July 1 at...
View ArticleHow to Get a Galera Cluster Into Split Brain
"Split Brain" is the term commonly used for a cluster whose nodes have different contents, rather than identical as they should have. Typically, a "split brain" situation is the DBA's nightmare, and...
View ArticleOn Files, the Space They Need, and the Space They Take
orxfs Users, Take Care!Recently, we had a customer ask: Why do many files holding my data take up vastly more space than their size is? That question may sound weird to you, but it is for real, and the...
View ArticlePast and Future Conferences, and Talks Around MySQL
Time flies, and my blogging frequency is quite low. More frequent would be better, but knowing myself I'll rather not promise anything ;-) Still, it is appropriate to write some notes about CeBIT, the...
View ArticleMultiple MySQL Instances on a Single Machine
Typically, on a single machine (be it a physical or a virtual one) only a single MySQL instance (process) is running. This is perfectly ok for all those situations where a single instance is...
View ArticleHow the Lack of a Primary Key May Effectively Stop the Slave
Most (relational) DBAs and DB application developers know the concept of a primary key ("PK") and what it is good for. However, much too often one still encounters table definitions without a PK....
View ArticleIntroducing Myself: Jörg Brühe
For some time already, FromDual's "Our Team" page lists me, and it even reveals that I joined in September, 2014. Also for some time, the list of FromDual blogs contains an entry "Jörg's Blog", but it...
View ArticleLinuxtag: Knowledge and People - and New Colleagues?
At FromDual, we are currently preparing for our participation in the "Chemnitzer Linux-Tage" in March. While we don't yet know whether the programme committee accepted our proposed talks, we will have...
View ArticleThe Upcoming Leap Second
The press, be it the general daily newspaper or the computer magazines, is currently informing the public about an upcoming leap second, which will be taken in the night from June 30 to July 1 at...
View ArticleHow to Get a Galera Cluster Into Split Brain
"Split Brain" is the term commonly used for a cluster whose nodes have different contents, rather than identical as they should have. Typically, a "split brain" situation is the DBA's nightmare, and...
View ArticleOn Files, the Space They Need, and the Space They Take
orxfs Users, Take Care!Recently, we had a customer ask: Why do many files holding my data take up vastly more space than their size is? That question may sound weird to you, but it is for real, and the...
View ArticlePast and Future Conferences, and Talks Around MySQL
Time flies, and my blogging frequency is quite low. More frequent would be better, but knowing myself I'll rather not promise anything ;-) Still, it is appropriate to write some notes about CeBIT, the...
View ArticleMultiple MySQL Instances on a Single Machine
Typically, on a single machine (be it a physical or a virtual one) only a single MySQL instance (process) is running. This is perfectly ok for all those situations where a single instance is...
View ArticleHow the Lack of a Primary Key May Effectively Stop the Slave
Most (relational) DBAs and DB application developers know the concept of a primary key ("PK") and what it is good for. However, much too often one still encounters table definitions without a PK....
View ArticleIntroducing Myself: Jörg Brühe
For some time already, FromDual's "Our Team" page lists me, and it even reveals that I joined in September, 2014. Also for some time, the list of FromDual blogs contains an entry "Jörg's Blog", but it...
View ArticleLinuxtag: Knowledge and People - and New Colleagues?
At FromDual, we are currently preparing for our participation in the "Chemnitzer Linux-Tage" in March. While we don't yet know whether the programme committee accepted our proposed talks, we will have...
View ArticleThe Upcoming Leap Second
The press, be it the general daily newspaper or the computer magazines, is currently informing the public about an upcoming leap second, which will be taken in the night from June 30 to July 1 at...
View ArticleHow to Get a Galera Cluster Into Split Brain
"Split Brain" is the term commonly used for a cluster whose nodes have different contents, rather than identical as they should have. Typically, a "split brain" situation is the DBA's nightmare, and...
View Article
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