June 19, 2013

Post: To UUID or not to UUID ?

…also worth to note Innodb (which is storage engine which usually considered best for …and data set is large auto_increment would work much better than UUID because UUID will have recent dataprocess took 1 hour 50 minutes giving load speed of 40305 rows/sec. For UUID process took over 12 hours and

Post: Worse than DDOS

… URL as parameter and just fetch the data transparently for you. They however do not give you good error control and timeout management… lock and so one of them is the process we’re looking for. Things are much easier with say memcached session storage – this does not cause any locks for parallel session use so only the process which actually stalls…

Post: Percona and the MariaDB Foundation

process of sponsorships and donations. A Foundation can also own trademarks,domain names and …a very fast pace and ensures it remains the best data management technology for modern …and idea exchange between the Percona and MariaDB development teams. MariaDB, for example, includes the XtraDB storage

Post: InnoDB Full-text Search in MySQL 5.6 (part 1)

… was the only storage engine with support for full-text search (FTS). And I’ve encountered…to “display metadata about the FULLTEXT index and associated processing for an InnoDB table.” The documentation… and reset our SEO and DIR data sets back to their initial states, run some queries, and compare …

Post: Working with large data sets in MySQL

…on your storage engine and set of indexes, Batch Jobs can take quite similar time. Binary Backup and …would need to do careful process of ALTERing table on the slave and switching roles or some other… large data sets this does not work and you really need to have some playground with smaller data sets…

Post: Give me 8 hours, and I'll help you build a better application

… Database Data archiving is crucial. There is a difference between data that your application needs now, and data …s because unused rows can bloat and dilute your indexes and tables. Storage engines such as InnoDB also … are quite simple and fast to do once you’ve gone through the process a few times…

Post: MySQL Stored Procedures problems and use practices

… programming and slow. It is also forces you to use a lot of foreign constructs to “original” MySQL style – to process data via… though. Of course you can code a little helper Debug Storage Procedure which will log some information in MySQL table but… more work to send it back than Stored Procedure to process it. Stored Procedures also have number of performance gotchas which…

Post: Multiple purge threads in Percona Server 5.1.56 and MySQL 5.6.2

…the InnoDB duties, being an MVCC-implementing storage engine, is to get rid of–purge–the old…data the other way: From these results we can see that the multiple purge threads achieve their goal of processing… Benchmark Wiki with the rest of the scripts and results) and here are the updated 5.6.2 …

Post: Facebook at Percona Live MySQL Conference and Expo and Advanced Registration Ending Soon

data”. They will explain how MySQL remained relevant at Facebook through a combination of good product (MySQL), good people, and good process…serving a massive scale and load environment. Yoshinori Matsunobu will discuss database storage costs and provide performance tuning tips and tricks based on …

Post: Distributed Set Processing with Shard-Query

… model and share a common SQL dialect, then they can all participate in the distributed query processing. There is almost no data shipping…, InnoDB, Vectorwise and other databases, all at the same time, and transparently to the source query. Adding a new storage node SQL dialect…