November 27, 2014

Large result sets vs. compression protocol

mysql_connect() function in PHP’s MySQL interface (which for reference maps to mysql_real_connect() function in MySQL C API) has a $client_flags parameter since PHP 4.3.0. This parameter is barely known and almost always overlooked but in some cases it could provide a nice boost to your application. There’s a number of different flags that can be […]

Managing big data? Say ‘hello’ to HP Vertica

Over the past few months, I’ve seen an increase in the following use case while working on performance and schema review engagements: I need to store exponentially increasing amounts of data and analyze all of it in real-time. This is also known simply as: “We have big data.” Typically, this data is used for user […]

Percona Server wins ‘Top Innovator in SQL Technologies’ award!

Percona Server has won a 2013 DeveloperWeek Best of Tech award, being named Top Innovator in the SQL Technologies category! We’re proud to accept this award, which is determined by a combination of peer voting and review from an independent panel of judges. Thank you to everyone who voted for Percona Server! From our press […]

Quick comparison of MyISAM, Infobright, and MonetDB

Recently I was doing a little work for a client who has MyISAM tables with many columns (the same one Peter wrote about recently). The client’s performance is suffering in part because of the number of columns, which is over 200. The queries are generally pretty simple (sums of columns), but they’re ad-hoc (can access […]

Cache Performance Comparison

Jay Pipes continues cache experiements and has compared performance of MySQL Query Cache and File Cache. Jay uses Apache Benchmark to compare full full stack, cached or not which is realistic but could draw missleading picture as contribution of different components may be different depending on your unique applications. For example for application containing a […]