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otaviojava's Blog

Easy-Cassandra version 2.0.1

Posted by otaviojava on February 13, 2014 at 5:45 PM PST

The new version of Easy-Cassandra, the version 2.0.1, have launched, some news are:

How compile java code dynamically?

Posted by otaviojava on January 19, 2014 at 7:14 PM PST

The Java is a platform which grown up quickly, for many rations such it can write once time and run anywhere, it runs languages on JVM. There is a myth that Java cannot compile its sources on run time, but it's truth?

Run Cassandra with Spring Data

Posted by otaviojava on August 25, 2013 at 6:05 AM PDT
Spring Data no Cassandra com Easy-Cassandra

Cassandra Trip Brazil

Posted by otaviojava on August 21, 2013 at 2:41 PM PDT

Cassandra Trip

Cassandra is an open source column oriented nosql database. It was born to solve problems with persistence and high performance. Cassandra has been used by many companies in many industries for a wide variety of use cases. In addition it has a strong and thriving community supporting it.

New Easy-Cassandra 2.0.0 Beta

Posted by otaviojava on July 23, 2013 at 3:45 PM PDT

The Cassandra's data base is a NOSQL column family's oriented, is a data base made to work of high performance, scalability and fault tolerant. In your new version, it gets some improvements like Cassandra Query Language third version, CQL 3.0 with storage with collections and key complex.

Big Data to beginners

Posted by otaviojava on March 17, 2013 at 3:52 PM PDT

The applications have grown together with the man dream to get more and more information, then more application have been emerging and the man had became hostage of the application.

For example we can recognized the evolution between man and machine:

Was born one more community in Brazil

Posted by otaviojava on January 22, 2013 at 1:16 AM PST

Increasing Performance in search NOSQL Database

Posted by otaviojava on October 13, 2012 at 7:38 PM PDT


Easy-Cassandra 1.0.9 Final : With annotations inheritance, jpa and JPQL

Posted by otaviojava on May 26, 2012 at 8:40 AM PDT

Release the newest version of the framework to persist objects in Apache Cassandra in easy way. Among improvement is the JPA annotations, also JPQL.

  JCassandra jCassandra=persistence.createJCassandra("select * from Person");
 List persons=jCassandra.getResultList();

table 1: sample using JPQL in Easy-Cassandra