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|Java - Interview Questions and Answers|
|Ans. Relational Database uses linear search if we don't query using indices. Performance for linear search is O(n). If indices have been used , relational database uses binary search. Performance for binary search is O(Log n).|
Casandra uses hash search. Performance for Hash Search is O(1).
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|Like Discuss Correct / Improve  cassandra vs oracle  nosql vs relational  search algorithm|
|What is the difference between Oracle , Cassandra and Redis ?|
|What is Apache Cassandra ?|
|Is Cassandra read optimized or Write optimized ?|
|How Cassandra provides better Read performance than Oracle Indices ?|
|Can we query Cassandra Tables without specifying the partition id in the where clause ?|
|What are the restrictions on querying Cassandra Tables ?|
|Which of the following databases - Cassandra / Oracle - provides more flexibility about querying the database ?|
|Why was Cassandra written in Java and not C++ ?|