What is data preparation?

July 20, 2020
July 20, 2020
20 July 2020

When talking about data management, we often speak of the term “data preparation”.

According to SearchBusinessAnalytics, data preparation is the process of gathering, combining, structuring and organizing data so it can be analyzed as part of data visualization, analytics and machine learning applications. In other words, it is the process of cleaning and transforming raw data prior to analysis.

Data preparation is often a lengthy process for data and business users, but nevertheless essential in order to give context to data and turn it into valuable business insights. In 2016, Forbes said that 76% of data scientists stated that data preparation is the worst part of their jobs! However, accurate business decisions can only be made through the analysis of clean data.


How data preparation works

Data preparation is an essential part of many enterprise applications maintained by IT, such as data warehousing or business intelligence. It is also a practice conducted by the business for ad hoc reporting and analytics, with IT and tech-savvy business users, such as data scientists, routinely burdened by requests for customized data preparation. 

These days there’s growing interest in empowering business users with self-service tools for data preparation – so they can access and manipulate data sources on their own, without technical proficiency. 

The steps for data preparation are the following:


Step 1: Access and gather data

The first step in data preparation is to be able to access data from any source, no matter the origin, narrative or format. The optimal solution for giving enterprise-wide access to data is by implementing a data catalog solution. This essential tool is the key to starting your data preparation journey. 

>> For more information on Zeenea Data Catalog <<


Step 2: Discover data

After accessing and gathering data, the next step is to discovery data. Data discovery allows enterprises to adequately assess the full data picture. It helps all employees understand their data and their context through metadata. It is also very useful for enterprises seeking better compliance management. It allows organizations to know what data is personal/sensitive and where it can be found. In addition, data discovery can bolster innovation, as it unblocks essential information for satisfying customers and gaining competitive advantage.


Step 3: Cleanse data

Traditionally the most time-consuming part of data preparation, cleaning up data is nevertheless one of the most important tasks for removing bad data. Bad data can include outdated data, duplicate data, unreliable data, etc. Cleansing data therefore includes tedious tasks such as filling in missing information, making data private or sensitive, adding descriptions, and standardizing data patterns. 


Step 4: Enrich data

After cleansing all the data, it is time to start transforming and enriching the data. This step includes connecting your data with other related data sources to provide deeper insights. A data catalog is also an important part of this step in data preparation. 

>> More information on Zeenea’s connectors <<


Step 5: Store data

The last step in data preparation is to store data. By correctly storing your enterprise data, this enables data teams to be able to use fresh, clean data for their analysis. 


The Future of Data Preparation

Initially focused on analytics, data preparation has evolved to address a much broader set of uses cases and can be used by a larger range of users.

Although it improves the personal productivity of whoever uses it, it has evolved into an enterprise tool that fosters collaboration between IT professionals, data experts, and business users.

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At Zeenea, we work hard to create a data fluent world by providing our customers with the tools and services that allow enterprises to be data driven.

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Chez Zeenea, notre objectif est de créer un monde “data fluent” en proposant à nos clients une plateforme et des services permettant aux entreprises de devenir data-driven.

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Das Ziel von Zeenea ist es, unsere Kunden "data-fluent" zu machen, indem wir ihnen eine Plattform und Dienstleistungen bieten, die ihnen datengetriebenes Arbeiten ermöglichen.

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