… the two databases, including: Ease of installation Loading capability and speed of loading Accuracy of results of queries over the large… and aggregate functions as ICE, and therefore it could not run some of the queries. ICE supports almost all of the MySQL aggregation functions. Notably…
Post: MySQL Indexing Best Practices: Webinar Questions Followup
August 16, 2012 By 4 Comments
… key significantly fragmented. I also would note there are some MySQL optimizer restrictions in how well it can deal with primary… on vendor, will the index have any impact on the speed of the query? A: If you extend the index from… in index order MySQL gets data in already sorted order and looks at “one group at the time”, computing aggregate functions as needed…
Post: Using any general purpose computer as a special purpose SIMD computer
May 16, 2011 By 5 Comments
… function on a large amount of input. Often times, the same function…by the native database interface (MySQL): mysql> select word, md5(word), md5(…Since the data fits in memory speed is near constant and … — AGGREGATION SQL: SELECT `word`,`md5(word)`,SUM(`count(*)`) AS `count(*)` FROM `aggregation_…
Post: Countless storage engines
May 3, 2007 By 6 Comments
… bought InnoDB, MySQL did one step – announced MySQL supports Plugginable …aggregative functions on massive data sets. As I understood they use special index to store pre-calculated values for limited number of functions…structure. The developers promises ultimate speed and scalability for index …
Post: Content delivery system design mistakes
February 11, 2007 By 9 Comments
… performance problems (part MySQL related and part related to LAMP… obviously adds latency especially for “aggregate” pages which may require images…if you need some special functionality, few people however have skills…difference especially on slower connection speeds. Forgetting to set expire Static …
