RE: A very short summary on Cassandra for a book

2010-07-19 Thread Sanjay Sharma
inly needs some cleanup! Cheers, Sanjay -Original Message- From: Jonathan Ellis [mailto:jbel...@gmail.com] Sent: Tuesday, July 20, 2010 8:11 AM To: user@cassandra.apache.org Subject: Re: A very short summary on Cassandra for a book Keep it simple. Something like "Cassandra is a row-orie

Re: A very short summary on Cassandra for a book

2010-07-19 Thread Jonathan Ellis
Keep it simple. Something like "Cassandra is a row-oriented, fully distributed database designed for scalability, availability, and durability." Trying to explain the data model in two sentences is not going to work, and "4 or 5 dimension associated arrays" is the wrong tree to bark up entirely.

Re: A very short summary on Cassandra for a book

2010-07-15 Thread David Strauss
On 2010-07-16 01:57, Dave Viner wrote: > I am no expert... but parts seem accurate, parts not. > > "Cassandra stores four or five dimension associated arrays" > not sure what you're counting as a dimension of the associated array, > but here are the 2 associative array-like syntaxes: > > ColumnFa

Re: A very short summary on Cassandra for a book

2010-07-15 Thread Dave Viner
I am no expert... but parts seem accurate, parts not. "Cassandra stores four or five dimension associated arrays" not sure what you're counting as a dimension of the associated array, but here are the 2 associative array-like syntaxes: ColumnFamily[row-key][column-name] = value1 ColumnFamily[row-

A very short summary on Cassandra for a book

2010-07-15 Thread Karoly Negyesi
Hi, I am writing a scalability chapter in a book and I need to mention Apache Cassandra although it's just a mention. Still I would not like to be sloppy and would like to get verification whether my summary is accurate. "Cassandra stores four or five dimension associated arrays. The first dimensi