Enterprise IT Consultant Views on Technologies and Trends:

NoSQL


November 9, 2010  12:19 PM

MongoDB, the easy way to try out NoSQL – Part 1



Posted by: Sasirekha R
Document Store, MongoDB, NoSQL, RDBMS

MongoDB, the NoSQL favourite - Part 1

MongoDB seems to be the favourite choice when NoSQL is considered - mainly due to it being simple and more close to object oriented concepts and relational database usage. MongoDB aims to bridge...

November 3, 2010  3:01 AM

Neo4j, the Database for high performance traversals



Posted by: Sasirekha R
graph database, Lucene, Neo4j, NoSQL, Scalability, traversal

Neo4j, the Graph Database - for high performance traversals

Currently there are many areas - the Semantic web movement (of W3C), content management, bioinformatics, artificial intelligence, social networks, business intelligence...


October 11, 2010  1:54 AM

MapReduce replacing complex SQL queries



Posted by: Sasirekha R
Amazon, Google, Hadoop, IBM, MapReduce, Microsoft, NoSQL

MapReduce replacing complex SQL queries Most NoSQL databases - like CouchDB, MongoDB, Hadoop, Redis - support


October 8, 2010  11:41 AM

Using Memcached for speeding up websites and reducing database load



Posted by: Sasirekha R
cache, Key/Value Pair, memcached, NoSQL, Speeding up web

Using Memcached for speeding up web sites and reducing database load Memcached is a open source, high-performance, distributed memory object caching system (not a database like MemcacheDB) intended for use in speeding up dynamic web applications by alleviating database load. It...


October 4, 2010  5:41 AM

Key-value Pair (KVP) – the backbone of NoSQL



Posted by: Sasirekha R
Key/Value Pair, KVP, memcached, NoSQL, RDBMS, Redis, set

Key-value Pair (KVP) - the backbone of NoSQL

Most NOSQL databases- BigTable, Hadoop, CouchDB, SimpleDB, memcached, Redis - use key-value pair (KVP) concept. A key-value pair (KVP) is a set of two linked data items: 1. a key (say account number or...


October 4, 2010  5:05 AM

New Approaches to Data Replication – the key to distributed applications



Posted by: Sasirekha R
Consistency, distributed data storage, Eventual Consistency, fault tolerant, integrity, NoSQL, Replication, Scalability

Data Replication - the key to distributed applications Data Replication, copying of data in databases to multiple locations, is an essential tool to support distributed applications (where the applications are closer to the line of business)....


October 4, 2010  4:57 AM

Eventual Consistency gives scalability and availability



Posted by: Sasirekha R
BASE, CAP Theorem, Eventual Consistency, High Availability, NoSQL, Read-your-writes, Scalability

Eventual consistency gives scalability and availability

Success of high-volume web sites such as Google, Amazon, Twitter and Facebook in using NoSQL to achieve massive parallelism, unlimited scalability and high availability has...


September 17, 2010  2:36 AM

Google BigTable – distributed data storage



Posted by: Sasirekha R
Bigtable, distributed data storage, GFS, Google, MapReduce, NoSQL

Google BigTable - distributed data storage

Google's data volumes are in petabytes and the typical requirement can...


September 9, 2010  1:39 AM

Some more Titbits on CouchDB



Posted by: Sasirekha R
Amazon, Apache, Cloud, CouchDB, CouchOne, Document Store, NoSQL

Some more Titbits on CouchDB

In an earlier blog


September 8, 2010  12:37 PM

MapReduce – Programming Paradigm for massively parallel computations



Posted by: Sasirekha R
Google, Key/Value Pair, KVP, MapReduce, NoSQL, Parallel Computing

MapReduce - Programming Paradigm for massively parallel computations

Most NOSQL database use the MapReduce programming model developed at Google, aimed at implementing large scale search and text processing on massive web data stored using BigTable and...


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