Data Analytics, data science, machine learning has come a long way and are progressing at a break-neck speed. With constantly developing technologies, it is important to keep ourselves updated with newer skills from time-to-time. Regardless of all the array of tools, SQL remains an all-time favourite. Not just for analysis of data, it also has […]
SQL – The best friend for Data Scientists Read More »
NoSQL can be defined as a schema-less, non relational database management system that does not require a fixed schema. The term NoSQL stands for ‘non SQL’ or ‘not only SQL’. It is the next generation database management system. Data storage costs have reduced and number of applications and query needed to store have increased. Thus,
NoSQL Database – An Overview Read More »
A categorical variable or value is one which is discrete is nature. One which has two or more values attached to it. Attribute variables or qualitative variables is another name for it. It takes limited number of possible values. All mathematical models need numeric data to work with. So first, to process the categorical features,
Dealing with Categorical Variable in Dataset Read More »