datascientist Archives

Top 10 Ethical Guidelines Every Data Analyst Must Follow

By datacatchup April 2, 2025Blog

In todays data driven world, Data Analysts play a crucial role in transforming raw data into actionable insights that guide business decisions, strategies and policies. Ethical practices are essential to…

SQL Wildcard Characters | How to use SQL wildcards

By datacatchup March 21, 2025SQL

SQL wildcards are like placeholders that help you find patterns in your data when you're working with a database. They are super handy when you want to search for something,…

How To Open Large CSV File (2GB, 4GB, 8GB, 12GB, 50GB)

By datacatchup February 3, 2024Blog

A CSV (comma-separated values) file is commonly used for data processing, data interchange and as a standard format for exchanging data between different systems or software applications. CSV format file…

How to Write Multiple Case Statement in SQL

By datacatchup January 26, 2024SQL

SQL Case statement is used to compare an expression within one or more logical conditions by returning a value when if-then-else logics are used. The first is a Simple Case…

SQL QUERY TO REDUCE REDUNANCY OF DATA

By datacatchup July 17, 2023SQL

What is Data Data is a collection of words, images, sound, letters and observations for analysis, reference and research purpose. What is Redundancy in Data Data redundancy is the duplication…

15 Differences between Microsoft Excel vs Access

By datacatchup July 17, 2023Blog

Microsoft Excel and Access are data analysis tools but differ in some criteria. Excel mainly deal with spreadsheets complex numerical data, creating charts and Access deal with database program by…

Data Scientist vs Data Engineer

By datacatchup July 10, 2023Blog

In a data centered world, we find a lot of job opportunities as a Data Scientist or Data Engineer for most data-driven organizations. Both career paths are data-driven, analytical and…