MPP in a nutshell is a distributed processing architecture in a data warehouse world what it means is that a cluster of servers work together as single machine to distribute the work load between data...
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Difference between Servlet and JSP
As a newbie programmer with java web world you will be facing this dilemma identifying difference between JSP and Servlet that experience programmer talk about or you read it in books, so let’s get started...
Read MoreKey difference between PIG Latin and SQL
Pig is nothing but “High-level data flow scripting language” what I mean by high-level is that PIG will take care of all those low level programming that you need to write when using MapReduce to...
Read MoreTypes of Indexes in MongoDB
Before going in detail about types of indexes in MongoDB let’s talk a little about what indexes does in your database and how it help you to speed up your database search queries. When we...
Read MoreNuoDB is different kind of database, which is almost like traditional relation database but unlike other database, which take approach of shared-disk or shared-nothing architectures, NuoDB is new distributed, peer-to-peer asynchronous approach. As other big relation database like DB2, Oracle and MySQL tried to do in the long run they added new feature with every...
[ Click to Continue ]If you come from the world of relation database then you certainly know that the best way to keep your data and design your scheme is to keep them in third normal form 3NF, you can keep your MongoDB also in the third normal form but in Mongo the best way for your scheme is...
[ Click to Continue ]To get this straight I would like to mention that NoSQL specifically MongoDB is not only a key/value store but it provide more value than only a key value store database, but it’s not a RDBMS either, I have not worked with MongoDB in production with huge data but I have used it with quite...
[ Click to Continue ]In order for you to understand how column and row store works in SAP HANA we need to know what Column and Row store is? and for start the best way would be to show you illustration of this in a picture bellow then I will go head and discuss this further in this article,...
[ Click to Continue ]In MongoDB you must have ID for each collection you create and the data type that you can store in the ID field is limited only to arrays in other word you can use all kinds of data type including timestamp, integer, string and etc. But you cannot use array as your document id as...
[ Click to Continue ]In NoSQL databases world there is no tables instead you store your data in collections which is similar to normal relation database table they are not really a table in structure but if you compare it with relation database you can do so with tables, collection in mongo is kind of scope which defines and...
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What is NuoDB also known as NewSQL?