Data Warehouse Modernization

Migrating Legacy Ab Initio ETL to Hydrograph on AWS Cloud

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As part of its organizational strategy to move critical processes to Cloud, a Fortune 500 Financial Services company required a flexible, cost effective solution for migrating its Human Resources (HR) ETL process from the on-premise enterprise data management environment to Amazon Web Services (AWS) Cloud.

Client Challenges and Requirements

  • The customer required a process for quickly and efficiently converting Ab Initio graphs to an ETL tool that is compatible with the AWS Cloud platform.
  • The target ETL tool needed to provide an easy-to-use development environment that required minimal retraining for developers, while delivering robust capabilities for matching the performance of Ab Initio.

Bitwise Solution

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Bitwise partnered with the customer’s team to implement Hydrograph, an open source ETL development tool designed for the big data ecosystem that provides a GUI environment with Drag-and-Drop functionality that developers are familiar with.

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The solution was developed to run on AWS EMR (Spark) with Redshift as the target Data Warehouse.

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In order to convert the Ab Initio graphs to Hydrograph on Spark, Bitwise used its ETL Converter solution which helps to accurately scope the conversion and automate up to 70% of the overall process, including data validation.

Tools & Technologies We Used

ETL Converter
Hydrograph
Ab Initio
AWS EMR (Spark)
Redshift

Key Results

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First group within customer organization to successfully implement a fully Cloud ETL process using Hydrograph in Production

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Jobs running in Production with 100% accuracy of data loads

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Customer committed to leveraging Hydrograph for migration of entire HR ETL process to AWS Cloud

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