New Features for DBA’s

Subscribe to Posts by Email


 

Subscriber Count

    701

Disclaimer

All information is offered in good faith and in the hope that it may be of use for educational purpose and for Database community purpose, but is not guaranteed to be correct, up to date or suitable for any particular purpose. db.geeksinsight.com accepts no liability in respect of this information or its use. This site is independent of and does not represent Oracle Corporation in any way. Oracle does not officially sponsor, approve, or endorse this site or its content and if notify any such I am happy to remove. Product and company names mentioned in this website may be the trademarks of their respective owners and published here for informational purpose only. This is my personal blog. The views expressed on these pages are mine and learnt from other blogs and bloggers and to enhance and support the DBA community and this web blog does not represent the thoughts, intentions, plans or strategies of my current employer nor the Oracle and its affiliates or any other companies. And this website does not offer or take profit for providing these content and this is purely non-profit and for educational purpose only. If you see any issues with Content and copy write issues, I am happy to remove if you notify me. Contact Geek DBA Team, via geeksinsights@gmail.com

Pages

Cassandra for Oracle DBA’s Part 4 – Data Distribution across Nodes

Shared Disk architecture in RAC where the data is shared across the nodes and at any point of time , every instance will give the same data using cache fusion.

But in Cassandra, the important part is storage is not shared storage, instead its sharded means partitioned and stored in each node.

And when […]

July 25th, 2016 | Tags: , , , | Category: Cassandra | Comments are closed

Cassandra for Oracle DBA’s Part 3 – Architecture

In Oracle (infact for any RDBMS) , will have a memory structures and processes (or thread) to process the data.

If we take Oracle as an example, lets look the similarities

1. Memory Architecture

Oracle Cassandra (NO-SQL DB) Parameter to Set in Cassandra.yaml file Comments SGA Java Heap Memory

cassandraenv.sh

MAX_HEAP_SIZE

SGA is […]

July 20th, 2016 | Tags: , , | Category: Cassandra | Comments are closed

Cassandra for Oracle DBA’s – Part 1 : Nomenclature or Commands or Features Comparision

Although, there are heaps of fundamental changes between Oracle & Cassandra,

Just for fun, or for nomenclature or for commands or similar features are listed here , which may provide handy information to Oracle DBA’s

Oracle Keyword Cassandra Feature / Nomenclature SGA Java Heap Memory Buffer Cache Memtables LRU List Parition Index Summary Cache […]

July 19th, 2016 | Tags: , , , | Category: Cassandra | 6 comments - (Comments are closed)