Enterprise IT Consultant Views on Technologies and Trends:

September, 2010

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September 24, 2010  6:10 AM

Database Sharding – Horizontal Partitioning for massive scalability



Posted by: Sasirekha R
Consistent Hashing, DHT, distributed data storage, Google, Hash table, MapReduce, Scalability, Sharding

Database Sharding - Horizontal Partitioning for massive scalability Database Sharding (made popular by Google) is a method of horizontal partitioning in a database and the approach is highly scalable and provides improved throughput and...

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  4:23 AM

Google File System (GFS) – massively parallel and fault tolerant distributed file system



Posted by: Sasirekha R
commodity servers, fault tolerant, GFS, Google, large files, Massively parallel

Google File System (GFS) - massively parallel and fault tolerant distributed file system

Google File System (GFS) is optimized for handling Google's core data storage and usage needs involving generating and retaining enormous amount of data. GFS is...


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...


September 8, 2010  3:40 AM

CouchDB – NOSQL – for Document based applications



Posted by: Sasirekha R
Apache, CAP Theorm, Consistency, CouchDB, Document Store, NoSQL, Relational Database, Scalability

CouchDB - NOSQL - for Document based applications

CouchDB - as the name suggests- has relax as the byline to CouchDB's official logo, and when you start CouchDB it says: "Apache CouchDB has started. Time to relax"! CouchDB creators...


September 3, 2010  8:57 PM

Commoditization – the next logical step for IT



Posted by: Sasirekha R
Business-IT Alignment, Cloud, Cloud computing, Commoditization, Enterprise Architecture, IT Commoditization

Commoditization - the next logical step for IT

Business-IT Alignment has long been recognized as the key for effective use of IT and we have gone through various stages - Standardization, Rationalization, COTS, ERP and SOA - to achieve this and it still remains elusive. Cloud computing...


September 3, 2010  3:01 AM

NoSQL – Not Only SQL – to co-exist with SQL



Posted by: Sasirekha R
Bigtable, NoSQL, Not Only SQL, RDBMS, relational, web 2.0

NoSQL - Not Only SQL - to co-exist with SQL

NoSQL - as the name itself suggests - covers all forms of data management solutions that are not "strictly" relational databases. NoSQL is defined as the "next generation databases mostly addressing the points...


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