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Fractal tree indexes can be applied to a number of applications characterized by near-real time analysis of streaming data. They can be used as the storage layer of a database or as the storage layer of a file system. When used in a database, they can be used in any setting where a B-tree is used,
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sites. It can also be used to create indexes and columns online, enabling query flexibility for e-commerce personalization. It is also suited to improving performance and reducing existing loads on transactional websites. In general, it performs well in applications that must simultaneously store
227:, or adding an index) can be done online and in the background. As a result, more indexes can be maintained without a drop in performance. This is because adding data to indexes tends to stress the performance of B-trees, but performs well in fractal tree indexes.
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but with insertions and deletions that are asymptotically faster than a B-tree. Fractal trees also allow for messages to be injected into the tree in such a fashion that schema changes (such as adding or dropping a
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This approach to building memory-efficient systems was originally jointly developed by researchers at the
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with improved performance. Examples include: network event management, online advertising networks,
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analytics, and air traffic control management. Other uses include accelerated
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525:"Big Data is Creating The Future - It's A $ 50 Billion Market"
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before it was acquired by
Percona, from the Wayback Machine
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in MySQL. Tokutek was a
Startup Showcase Finalist at the
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TokuDB is named as one of the technologies that enable
506:. State University of New York (SUNY) at Stony Brook
417:"Air traffic queries in MyISAM and Tokutek (TokuDB)"
372:"Covering Indexes: Orders-of-Magnitude Improvements"
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Storage engine for MySQL, MariaDB and
Percona Server
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396:"Detailed review of Tokutek storage engine"
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163:-based query improvements, offers online
438:"How TokuDB Fractal Tree Databases Work"
461:. Massachusetts Institute of Technology
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459:"Cache-Oblivious Search Trees Project"
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271:Massachusetts Institute of Technology
303:Comparison of MySQL database engines
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549:"Strata 2012 Startup Showcase"
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504:"Cache Oblivious B-trees"
480:"Cache-Oblivious B-trees"
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419:. MySQL Performance Blog
352:"Percona Server COPYING"
774:MySQL Stored Procedures
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275:Stony Brook University
182:TokuDB is included in
485:. Rutgers University
202:Fractal tree indexes
159:compliant, provides
767:Procedural Language
216:tree data structure
131:, high-performance
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26:Developer(s)
812:WebScaleSQL
238:clickstream
169:replication
129:open-source
108:(version 2)
827:Categories
682:phpMyAdmin
555:2012-05-21
551:. O'Reilly
534:2012-05-21
510:2011-01-17
489:2011-01-17
465:2011-01-17
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440:. O'Reilly
423:2011-01-17
402:2012-02-22
381:2011-01-17
357:2015-12-17
337:2015-10-20
319:References
58:Repository
780:Standard)
398:. Percona
377:. Percona
261:queries.
147:. It is
687:HeidiSQL
639:Editions
297:See also
291:O'Reilly
287:big data
255:log file
207:Overview
161:indexing
149:scalable
71:/Tokutek
853:MariaDB
807:Percona
802:MariaDB
797:Drizzle
778:SQL/PSM
758:MyRocks
702:DBeaver
692:Navicat
632:MariaDB
265:Origins
242:crawler
188:MariaDB
141:MariaDB
113:Website
101:License
31:Percona
843:NewSQL
753:TokuDB
733:XtraDB
728:InnoDB
723:Falcon
718:MyISAM
677:SQLyog
529:Forbes
308:NewSQL
259:ad hoc
225:column
220:B-tree
194:based
192:Nagios
165:schema
127:is an
125:TokuDB
67:github
20:TokuDB
838:MySQL
646:MySQL
628:MySQL
483:(PDF)
375:(PDF)
196:opmon
137:MySQL
748:Aria
630:and
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231:Uses
190:and
175:and
157:MVCC
155:and
153:ACID
139:and
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89:Type
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
