Hybrid solutions for effective data storage

Hybrid solutions foreffective data storage Mikalai Alimenkou http://xpinjection.com 19.05.2012

Background• Java Technical Lead/Scrum Master at Zoral Labs• 7+ years in software development• 5+ years of working by Agile methodologies• Expert in Agile engineering practices• Founder and coach at XP Injection• Organizer of Selenium Camp, JEEConf, XP Days Ukraine, IT Brunch conferences

What is the main issue ofdata storage?

May be try NoSQL?

Be clever! Think different!

#1. Use different storagetypes together

Only relational data in RDBMS

#2. Divide data by SLA, ageor other criteria

Load data only when it is needed Only when really used Intelligent preload Data in use Latest history All data No more used Intelligent offloading

#3. Reliable RDBMSsharding and replication Replica A,C Shard B Replica B,C Replica B,AHigh availability and reliability Shard A Shard C

#4. Use in-memory RDBMSwith NoSQL storage Application servers In-memory RDBMS (HSQLDB, H2, etc.) NoSQL cluster

We are capable to do morewith modern technologies and our brain

@xpinjection http://xpinjection.commikalai.alimenkou@xpinjection.com

Hybrid solutions for effective data storage

by Mikalai Alimenkou

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