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[vinayakbhadage]

Tableau live Reports using Web/REST API through Presto Server

Tableau live Reports using Web/REST API through Presto Server

Problem Statement:

Tableau couldn’t fetch live data through web data connector

Solution Approach :

One of the solution is to use Presto ODBC driver in Tableau so that Tableau can connect to Presto and access the data from Presto’s catalog. In the next step need to build the Custom HTTP Connector for Presto which will fetch the metadata/data from Web API. This solution will be as shown below:

Con…

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[vinayakbhadage]

Build a Micro-services using a Hazelcast on the Openshift

Build a Micro-services using a Hazelcast on the Openshift

Key Objectives:

Need to build high performance microservice using Hazelcast on OpenShift.

Need to sync the Hazelcast Map to database.

Need to execute business logic at Hazelcast level.

Need to deploy hazelcast and micro service on Openshift.

Solution Overview:

One of the solution is to use the hazelcast in front of Database, so that application will always interact with the Hazelcast instead of a…

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[vinayakbhadage]

Blue-Green deployment using Spinnaker, Packer and Jenkins on AWS

Blue-Green deployment using Spinnaker, Packer and Jenkins on AWS

Key Objectives:

Need to create immutable server images of windows or linux server.

Need to achieve desire state using configuration management tools like Chef, Powershell etc..

Need to do deployment on public cloud provider like AWS.

Need to deploy web application without downtime.

Need to support the rollback of deployed web application.

Solution:

To manage the continuous delivery with blue…

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[vinayakbhadage]

How to do horizontally scalable data migration using Talend ETL and AKKA Cluster

How to do horizontally scalable data migration using Talend ETL and AKKA Cluster

Key Objectives:

Need to do data migration from MSSql to Elasticsearch and Couchbase

Need to migrate millions of record from MSSql.

Need to support highly scalable parallel processing.

Need to support horizontal scaling.

Need to complete data migration in predefined time window.

Solution:

The solution consist of two phases, In phase one need to have data migration Job, here you can use Talend ETL…

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[vinayakbhadage]

Why need to choose GraphQL over REST/OData in a Web API Application development

Why need to choose GraphQL over REST/OData in a Web API Application development

Problem

Need to have single HTTP endpoint for managing CRUD operation and performing custom actions.

Need to have meta data about available services and its data contracts.

Need to fetch linked resources(domain objects) of application in single call, helps to avoid multiple custom endpoints and round trips.

Need to have backward compatibility for services and its data contracts.

Need to have…

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[vinayakbhadage]

How to do Continuous Integration and Continuous deployment for a target platform

How to do Continuous Integration and Continuous deployment for a target platform

Problem

On demand an application should be pushed to a production environment. An application must be validated, tested and tagged before release. Need to provide change history and rollback capability.The deployment process should be applicable to any target platform e.g. public or private cloud. An application should be released without downtime.

Solution:

The solution consists of two phases…

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