Types of data in analytics

Most analytics learnings start with understanding the types of data. This article gives a holistic view on types of data in self-service BI reporting, analytics, and citizen data science while also embracing the new data types resulted with the advent of big data technologies.

Why is SQL one of the most powerful tools in the arsenal of an Analyst?

Out of information analysis, comes wisdom. It’s this information analysis that is one of the important reasons that created the need for storage of data. The world of databases was sprouted to address this need of data storage and many languages were born to interact and deal with the data stored in these databases. But... Continue Reading →

A magical Excel trick for flattening data copied from a PivotTable report in tabular layout into usable format

Here is a scenario that I come across sometime ago when I received an Excel file with some apparently messy data for further processing to generate another report. The data in the file appear similar to below screenshot. This data is self-explanatory. It’s the sales in units and dollars of each product under each product... Continue Reading →

A White Paper – Solving Relational Division problem in SQL – The Analyst Way

Hi readers..!! Here I go posting a white paper on one of the classical and intellectually challenging problems that an analyst might come across. The paper is titled - "Understanding and Solving Relational Division problems in SQL - The Analyst way". Hope you enjoy reading this paper. Please leave your comments and suggestions, if any, here.... Continue Reading →

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