May 25, 2012

Post: EuroOSCON 2006 - High Performance FullText Search

… a talk on High Performance FullText Search for Database Content which is now available for download from MySQL Performance Presentations page We have… helpful for full text search benchmarks with your own data. It was great to see a lot of MySQL guys on the… conference which surprisingly attracted very few people – there were more MySQL current and ex employees than attendees. Might be it was…

Comment: EuroOSCON 2006 - High Performance FullText Search

… or search requirements MySQL FullText search performance is unfortunately showstopper. There are some examples and benchmarks in presentation :) For tiny data size, ie search for your personal DVD collection MySQL FullText search should be used of course as it is…

Post: Full text search for all MySQL Storage Engines

…text search is currently limited only to MyISAM search engine as well as has few other limits. Today Sphinx Search plugin for MySQL was…, including boolean search and distributed searching. A while ago I already wrote about Sphinx Search Egine, comparing it to built in FullText search and Mnogosearch…

Post: MySQL Server Variables - SQL layer or Storage Engine specific.

… disk tables and HEAP for in memory tables. So first MySQL versions did not bother naming variables with storage engines prefix…_len, ft_query_expansion_limit, ft_stopword_file FullText search related variables. As FullText currently works with MyISAM tables these are MyISAM related…

Comment: Full text search for all MySQL Storage Engines

fulltext engines since the mysql fulltext has it limitations specially when used in boolean mode on large results (for example a boolean search that searchesmysql own fulltext engine ?). However I found some issues with the standalone testversions which ended up with that I created my own fulltext search

Comment: EuroOSCON 2006 - High Performance FullText Search

mysql fulltext for the forum at http://www.tbg.nu In my case the problem with mysql fulltext were that my searches performed: * Using boolean search:-) All the three reasons above made mysql fulltext to virtually puke when a client performed a search which contained several commonly existing word…

Comment: Full text search for all MySQL Storage Engines

… date. For mysql fulltext that means that if each of the 10 common words produces 150k hits internally the mysql server needs to create some sort of temporary table (otherwise someone should explain to me why mysqls fulltext takes more… if sphinx was way faster than mysqls own fulltext it still took 16 seconds for the “heavy” search) and that is why I…

Comment: Full text search for all MySQL Storage Engines

… there exist any other matches which still fulfill the search query because the fulltext engine has on its own made up what… such bad result when using mysql fulltext because there will be too much data to process for mysql where the vectorstorage solution solves…, but when it comes to “10 most common words” search the mysql fulltext in boolean mode takes more than 800 seconds on this…

Page: Presentations

… short timeframe. Download High Performance FullText Search EuroOSCON 2006, Brussels, Belgium, September 2006 This presentation speaks about FullText search techniques for content stored in database focusing on delivering high performance for large databases. We look at performance properties of MySQL

Comment: My Innodb Feature wishes

Yes… FullText Search would be nice. I however would see MySQL to implement full text search on the top level and make interface all… feature :) Also if you’re looking to do full text search with Innodb you may give a try to http://www… much faster than build in FullText search. The integration is not as seemless as with build in FullText search but still pretty simple compared…