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Tag Archive: NoSQL

Apr 09

MongoDB Basics Primer Series - Step 4 (Indexes)

Fig. 1. Loaded Sample Data

Objective: Make your queries run faster on MongoDB by introducing indexes. Prerequisite: MongoDB Basics Primer Series - Step 1, Step 2, Step 3.   As promised in Step 3 of this series, this step will take you through Indexing in MongoDB. The index concepts in MongoDB are very similar to any other conventional RDBMS database that you might have …

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Mar 11

Neo4j Basics Primer Series - Step 2

20160310_AllNodes

  Objective: Learn graph database concepts and the first dive into Cypher. Prerequisite: Neo4j Basics Primer Series - Step 1   A Graph database i.e. Neo4j is based on Graph Theory which talks about Graph as a set of Edges and Vertices. These Vertices and Edges are Nodes and Relationships respectively in Neo4j. The Relationships connect the …

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Feb 29

MongoDB Basics Primer Series - Step 3

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Objective: Get familiar with Aggregation Framework in MongoDB. Prerequisite: MongoDB Basics Primer Series - Step 1, MongoDB Basics Primer Series - Step 2   I hope your journey thus far has been smooth and CRUD operations on MongoDB do not unsettle you any more. Now it is time to learn 'GROUP BY' a.k.a Aggregation Pipeline in MongoDB. "Aggregation Pipeline" is analogus …

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Feb 21

Neo4j Basics Primer Series - Step 1

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Objective: Setup Neo4j on your workstation. Prerequisite: Hunger to learn.   Google, Facebook, Twitter, LinkedIn......are an important part of our lives today. Ever thought of the database  on which these applications run? Some aspects, if not all, of these applications run on proprietary GRAPH database technologies.  How about doing a hands on one such database technology, …

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Feb 15

MongoDB Basics Primer Series - Step 2

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Objective: First dive into the MongoDB CRUD operations and know third-party tools to connect to MongoDB.   Prerequisite: MongoDB Basics Primer Series - Step 1   I hope your previous run through of Step 1 of this series was smooth. Now that you have set up the environment yourself and done some tinkering, you must be …

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